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d2006 ms pc b8-7038 no.7962-1/50 any and all sanyo semiconductor products described or contained herein do not have specifications that can handle applications that require extremely high levels of reliability, such as life-support systems, aircraft's control systems, or other applications whose failure can be reasonably expected to result in serious physical and/or material damage. consult with your sanyo semiconductor representative nearest you before using any sanyo semiconductor products described or contained herein in such applications. sanyo semiconductor assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all sanyo semiconductor products described or contained herein. LA76835NM overview the LA76835NM is vif/sif/y/c/deflection implemented in a single chip for pal/ntsc color television sets functions ? vif/sif/y/c/deflection implemented in a single chip. ? i 2 c bus control. specifications maximum ratings at ta = 25 c parameter symbol conditions ratings unit v 5 max 7.0 v v 32 max 7.0 v v 53 max 7.0 v maximum supply voltage v 74 max 9.3 v i 17 max 25 ma maximum supply current i 29 max 35 ma allowable power dissipation pd max ta 65 c * 1.5 w operating temperature topr -10 to +65 c storage temperature tstg -55 to +150 c * mounted on a board: 114.3 76.1 1.6mm 3 glass epoxy board orderin g number : en7962 monolithic linear ic for pal/ntsc color television sets vif/sif/y/c/deflection implemented in a single chip
LA76835NM no.7962-2/50 operating conditions at ta = 25 c parameter symbol conditions ratings unit v 5 5.0 v v 32 5.0 v v 53 5.0 v recommended supply voltage v 74 9.0 v i 17 19 ma recommended supply current i 29 29 ma v 5 op 4.7 to 5.3 v v 32 op 4.7 to 5.3 v v 53 op 4.7 to 5.3 v operating supply voltage range v 74 op 8.7 to 9.3 v i 19 op 26 to 32 ma operating supply current range i 26 op 24 to 33 ma electrical characteristics ta = 25 c, v cc 1 = v 5 = v 53 = 5.0v, v cc 2 = v 74 = 9.0v, i cc 1 = i 17 = 19ma, i cc 2 = i 29 = 29ma ratings parameter symbol conditions min typ max unit circuit voltage, current if supply current i 5 v 5 = 5v, v 76 = 2.5v 42.0 50.0 58.0 ma rgb supply voltage v 17 i 17 = 19ma 8.0 v horizontal supply voltage v 29 i 29 = 29ma 5.0 v video/vertical supply current i 53 i 53 = 5v 94.0 ma cpu reset operating voltage vreset 3.2 3.6 4.0 v fm supply current i 74 v 74 = 9v 7.0 8.0 9.0 ma vif block maximum rfagc voltage vrfh cw = 80db , dac = 0 8.5 9.0 vdc minimum rfagc voltage vrfl cw = 80db , dac = 63 0.0 0.2 0.7 vdc rf agc delay pt (@dac = 0) rf agc 0 dac = 0 95 db rf agc delay pt (@dac = 63) rf agc 63 dac = 63 85 db input sensitivity vi output-3db 45 50 db no-signal video output voltage v o n no signal ifagc = ?1? 2.9 3.3 3.7 vdc sync signal tip level v o tip cw = 80db 1.4 1.7 2.0 vdc video output amplitude v o 80db , am = 78%, fm = 15khz 1.3 1.4 1.5 vp-p video s/n s/n cw = 80db 43 47 db c-s beat level ic-s v3.58mhz/v920khz 54 60 db differential gain dg 80db , 87.5% video mod 3.0 8.0 % differential phase dp 80db , 87.5% video mod 1.0 8.0 deg maximum aft output voltage v aft h cw = 80db , frequency variations 4.3 4.8 5.0 vdc minimum aft output voltage v aft l cw = 80db , frequency variations 0.0 0.2 0.7 vdc aft detection sensitivity v aft s cw = 80db , frequency variations 15.0 25.0 35.0 mv/khz apc pull-in range (u) fpu cw = 80db , frequency variations 1.0 mhz apc pull-in range (l) fpl cw = 80db , frequency variations 1.0 mhz sif block fm detection output voltage soadj 205 260 330 mvrms fm limiting sensitivity sls output -3db 48 54 db fm detection output f characteristics sf fm = 100khz -0.5 3.0 6.0 db fm detection output distortion sthd fm = 25khz 1.0 % am rejection ratio samr am = 30% 48 57 db sif s/n ssn din.andio 57 62 db de-emph time constant sntc fm = 2.12khz 1.5 2.5 3.5 db continued on next page.
LA76835NM no.7962-3/50 continued from preceding page. ratings parameter symbol conditions min typ max unit audio block maximum gain agmax 1khz, volume = ?127? -3.0 0.0 3.0 db variable range arange 1khz, volume = ?0? 60 70 db frequency characteristics af 20khz, volume = ?127? -3.0 0.0 3.0 db mute amute 1khz, audio mute = ?1? 70 75 db distortion athd 1khz, volume = ?127? 0.5 % s/n asn din.audio 60 65 db crosstalk act 1khz, audio sw = ?0? 70 75 db chroma block acc amplitude characteristics 1 accm1_n inpu t: +6db/0db 0db = 40ire 0.8 1.0 1.2 ratio acc amplitude characteristics 2 accm2_n input: -14db/0db 0.7 1.0 1.1 ratio b-y/y amplitude ratio clrby 100 130 170 % 1 clrmn color max/ce n 1.6 1.8 2.2 ratio color control characteristics 2 clrmm color max/min 30 45 70 db color control sensitivity clrse 1 1.4 4 %/bit tint center tincen -10 0 10 deg max tinmax 40 50 deg tint control min tinmin -50 -40 deg tint control sensitivity tinse 1.4 1.55 1.7 deg tint dependence on color l clrpl -3.0 0 3 deg tint dependence on color h clrph -3.0 0 3 deg demodulation output ratio r-y/b-y rb r-y/b-y_gainbalance_dac, r-y/b-y_angle_dac = center 0.75 0.85 0.95 ratio demodulation output ratio g-y/b-y gb r-y/b-y_gainbalance_dac, r-y/b-y_angle_dac = center 0.20 0.30 0.40 ratio demodulation angle r-y/b-y angrb1 r-y/b-y_angle_dac = center 95 105 115 deg demodulation angle r-y/b-y control 1 angrb2 r-y/b-y_angle_dac = maximum 105 115 deg demodulation angle r-y/b-y control 2 angrb3 r-y/b-y_angle_dac = minimum 95 105 deg demodulation angle g-y/b-y anggb1 r-y/b-y_angle_dac = center -128 -118 -108 deg demodulation angle g-y/b-y control anggb2 g-y_angle_dac = 1 -117 -107 -97 deg killer operating point 2 kill 0db = 40ire, colorkiller ope. = 2 -31 -25 -21 db killer operating point 4 kill4 0db = 40ire, colorkiller ope. = 4 -33 -27 -22 db killer operating point difference d_kill kill-kill4 0.5 2 5 db chroma vco free-running frequency cvcof -320 0 320 hz apc pull-in range (+) plinpo 350 hz apc pull-in range (-) plinno -350 hz static phase error + sper_p fsc: +200hz -15 -5 0 deg static phase error - sper_n fsc: -200hz 0 5 15 deg fsc output amplitude c_fsc reference data 300 mvp-p residual higher harmonic level b e_car_b 300 mvp-p residual higher harmonic level r e_car_r 300 mvp-p residual higher harmonic level g e_car_g 300 mvp-p c-bpf1a (3.08mhz) cbp308 reference: 3.48mhz -5.0 -1.5 0.0 db c-bpf1b (3.88/3.28mhz) cbp03 reference: 3.28mhz -2.0 0.0 2.0 db c-bpf1c (4.08/3.08mhz) cbp05 reference: 3.08mhz -3 0 3 db continued on next page.
LA76835NM no.7962-4/50 continued from preceding page. ratings parameter symbol conditions min typ max unit osd block osd fast sw threshold fsth 0.5 0.8 1.1 v digital osd red output amplitude @osd cnt: 0 rosddig0 60 ire digital osd red output amplitude @osd cnt: 3 rosddig3 150 ire digital osd green output amplitude @osd cnt: 0 gosddig0 66 ire digital osd green output amplitude @osd cnt: 3 gosddig3 150 ire digital osd blue output amplitude @osd cnt: 0 bosddigi0 60 ire digital osd blue output amplitude @osd cnt: 3 bosddigi3 150 ire analog osd r output amplitude gain match rrgb 1.0 1.2 1.4 ratio analog osd g output amplitude gain match grgb 1.0 1.2 1.4 ratio analog osd b output amplitude gain match brgb 1.0 1.2 1.4 ratio rgb output (cutoff drive) block normal brt64 1.9 2.2 2.5 v hi brightness max brt127 35 40 45 ire brightness control low bright- ness min brt0 -45 -40 -35 ire cutoff control (min) vbias0 1.9 2.2 2.5 v bias control (max) vbias255 2.9 3.2 3.5 v resolution vbiassns 4 mv/bit sub-bias control resolution vsbiassns 8 mv/bit drive adjustment normal output (r, b) 50ire rbout64 0.60 0.90 1.20 vp-p drive adjustment maximum output (r, b) 50ire rbout127 1.05 1.35 1.65 vp-p drive adjustment normal output (g) 50ire gout10 0.60 0.90 1.20 vp-p drive adjustment maximum output (g) 50ire gout15 0.70 1.00 1.30 vp-p drive adjustment output attenuation (r, b) drgainrb 8 10 12 db drive adjustment output attenuation (g) drgaing 1.5 3.5 5.5 db rgb output dc difference volt- age rgb_dc 0 0.2 v video sw block video signal input 1dc voltage vin1dc 2.2 2.5 2.8 v video signal input 1ac voltage vin1ac 1 vp-p video signal input 2dc voltage vin2dc 2.2 2.5 2.8 v video signal input 2ac voltage vin2ac 1 vp-p svo terminal dc voltage svodc 1.7 2 2.3 v svo terminal ac voltage svoac 1.7 2 2.3 vp-p continued on next page.
LA76835NM no.7962-5/50 continued from preceding page. ratings parameter symbol conditions min typ max unit video block video overall gain (contrast max) cont127 8.0 10.0 12.0 db normal/max cont90 -4.5 -3.0 -1.5 db contrast adjust- ment characteristics min/max cont0 - 18.0 -15.0 -12.0 db filter sys = 0 bw1 1.4mhz/100khz -6 .0 -3.0 -1.0 db filter sys = 2 bw2 1.8mhz/100khz -6 .0 -3.0 -1.0 db video frequency characteristics filter sys = 4 bw3 3.4mhz/100khz -6 .0 -3.0 -1.0 db chroma trap amount ctrap sharpness = 0 - 38.0 -28.0 -24.0 db dc transmission amount 1 clampg1 dcrest = 00 95.0 100.0 105.0 % dc transmission amount 2 clampg2 dcrest = 01 100.0 105.0 110.0 % dc transmission amount 3 clampg3 dcrest = 10 104.0 109.0 116.0 % dc transmission amount 4 clampg4 dcrest = 11 108.0 113.0 118.0 % trap1 tdy1 filter sys = 000 530.0 580.0 630.0 ns trap2 tdy2 filter sys = 010 350.0 400.0 450.0 ns y-dl time trap off tdy3 filter sys = 100 300.0 350.0 400.0 ns pre-shoot adjustment 1 preshoot1 pre-shoot adj. = 00 0.92 0.97 1.02 pre-shoot adjustment 2 preshoot2 pre-shoot adj. = 11 1.08 1.13 1.18 max bkstmax gain = 10, start = 01 23.0 28.0 33.0 ire mid bkstmid gain = 01, start = 01 15.0 20.0 25.0 ire black stretch gain min bkstmin gain = 00, start = 01 8.0 12.0 18.0 ire max (60ire ? v) bkstthmax bain = 01, start = 10 -8.0 0.0 8.0 ire mid (50ire ? v) bkstthmid bain = 01, start = 01 -8.0 0.0 8.0 ire black stretch start min (40ire ? v) bkstthmin bain = 01, start = 00 -8.0 0.0 8.0 ire trap 1 mid sharp32t1 f = 2.2mhz, filter sys = 000 5.0 8.0 11.0 db trap 1 max sharp63t1 f = 2.2mhz, filter sys = 000 8.5 11.5 13.5 db sharpness variable range 1 trap 1 min sharp0t1 f = 2.2mhz, filter sys = 000 -6.5 -3.5 -0.5 db trap 2 mid sharp32t2 f = 3mhz, filter sys = 010 5.5 8.5 11.5 db trap 2 max sharp63t2 f = 3mhz, filter sys = 010 9.5 12.5 15.5 db sharpness variable range 2 trap 2 min sharp0t2 f = 3mhz, filter sys = 010 -7.0 -4.0 -1.0 db trap off mid sharp32t3 f = 5mhz, filter sys = 100 5.0 8.0 11.0 db trap off max sharp63t3 f = 5mhz, filter sys = 100 8.5 11.5 14.5 db sharpness variable range 3 trap off min sharp0t3 f = 5mhz, filter sys = 100 -5.0 -2.0 1.0 db 1 wpl1 apl = 100%, wpl = 0 158.0 168.0 178.0 ire 2 wpl2 apl = 100%, wpl = 1 107.0 117.0 127.0 ire 3 wpl3 apl = 100%, wpl = 2 81.0 91.0 101.0 ire white peak limiter operating point 4 wpl4 apl = 100%, wpl = 3 56.0 66.0 76.0 ire continued on next page.
LA76835NM no.7962-6/50 continued from preceding page. ratings parameter symbol conditions min typ max unit 1 yg1 ygamma = 01 89.0 93.0 97.0 % 2 yg2 ygamma = 10 79.0 83.0 87.0 % y gamma effective point 3 yg3 ygamma = 11 75.0 79.0 83.0 % gray mode level gray gray, mode = 1, cro ss.b/w = 2 11.5 15.0 18.0 ire horizontal/vertical blanking output level rgbblk 0.1 0.4 0.7 v deflection block horizontal free-running frequency fh 15576 15734 15891 hz horizontal pull-in range fh pull 400 hz horizontal output pulse width hduty 36.1 37.6 39.1 s horizontal output pulse saturation voltage v hsat 0 0.2 0.4 v horizontal afc control current m hafcm afcgain: 0 130 180 230 a horizontal afc co ntrol current h hafch afcgain: 1 190 240 290 a horizontal afc control current l hafcl afcgain: 0 50 90 130 a horizontal output pulse phase hphcen 9.5 10.5 11.5 s horizontal position adjustment range hphrange 5bit 2.2 s horizontal position adjustment maximum variability width hphstep 200.0 ns horizontal 2nd pull-in range (min) hpmin 0.5 1.0 3.0 s horizontal 2nd pull-in range (max) hpmax 15.2 16.0 17.0 s vertical free-running frequency vfr60 59.4 60.0 60.6 hz vertical pull-in range fv pull 54.0 60.0 69.0 hz horizontal output stop voltage hstop 3.30 3.60 3.90 v left @0 blkl0 blkl: 0000 8200 9000 9800 ns left @15 blkl15 blkl: 1111 15200 16000 16800 ns right @0 blkr0 blkr: 0000 2700 3500 4200 ns horizontal blanking right @15 blkr15 blkr: 1111 -1100 -300 500 ns h sandh 5.3 5.6 5.9 v m1 sandm1 3.7 4.0 4.3 v sand castle pulse crest value l sandl 0.1 0.4 0.7 v width bgpwd 3.5 4.0 4.5 s burst gate pulse phase bgpph 4.9 5.4 5.9 s x-ray protection circuit operating voltage vxray 0.64 0.69 0.74 v vertical screen size compensation ntsc@64 vsnt64 vsize: 100 0000 0.75 0.85 0.95 vp-p ntsc @0 vsnt0 vsize: 0000000 0.40 0.50 0.60 vp-p vertical ramp output ampli- tude ntsc@127 vsnt127 vsize: 111 1111 1.05 1.20 1.35 vp-p vertical size 0.75 vseze75 vsize0.75: 1 0.70 0.80 0.90 ratio high-voltage dependent vertical size correction vertical size correction @0 vsizec omp vcomp: 000 0.83 0.93 0.97 ratio vertical screen position adjustment/linearity adjustment/s-shaped correction adjustment ntsc@32 vdcnt32 vdc: 100000 2.25 2.40 2.55 vdc ntsc@0 vdcpal0 vdc: 000000 1.85 2.00 2.15 vdc vertical ramp dc voltage ntsc@63 vdcpal63 vdc: 111111 2.65 2.80 2.95 vdc continued on next page.
LA76835NM no.7962-7/50 continued from preceding page. ratings parameter symbol conditions min typ max unit @16 vlint16 v.lin_top: 10000 0.70 1.00 1.30 ratio @0 vlint00 v.lin_top: 00000 0.40 0.70 1.00 ratio vertical linearity @31 vlint31 v.lin_top: 11111 0.90 1.20 1.50 ratio @16 vlinb16 v.lin_bottom: 10000 0.70 1.00 1.30 ratio @0 vlinb0 v.lin_bottom: 00000 0.40 0.70 1.00 ratio vertical linearity bottom @31 vlinb31 v.lin_bottom: 11111 0.90 1.20 1.50 ratio @16 vscor16 vsc: 10000 0.73 0.88 1.03 ratio @0 vscor0 vsc: 00000 1.12 1.27 1.32 ratio vertical s-shaped correction @31 vscor31 vsc: 11111 0.49 0.64 0.79 ratio top rascutt raster_cut: 1 59 64 69 line raster cut bottom rascutb raster_cut: 1 218 223 228 line @8 hbow8 h_phase_bow: 1000 -1300 -1000 -700 ns @0 hbow0 h_phase_bow: 0000 -300 0 300 ns h phase bow @15 hbow15 h_phase_bow: 1111 700 1000 1300 ns @8 hang8 h_phase_angle: 1000 -1200 -900 -600 ns @0 hang0 h_phase_angle: 0000 -300 0 300 ns h phase angle @15 hang15 h_phase_angle: 1111 600 900 1200 ns hs/vs/vblk hs output pulse width pwhs 11.0 12.0 13.0 s vs output pulse width pwvs 22.0 25.0 28.0 s @0 vblk0 v_blk_select: 00 20 22 24 h @1 vblk1 v_blk_select: 01 34 36 28 h @2 vblk2 v_blk_select: 10 44 46 48 h vertical blanking period @3 vblk3 v_blk_select: 11 51 53 55 h horizontal screen size adjustment @32 ewdc32 ewdc: 100000 1.90 2.30 2.70 vdc @0 ewdc0 ewdc: 000000 0.90 1.30 1.70 vdc east/west dc voltage @63 ewdc63 ewdc: 111111 2.90 3.30 3.70 vdc high-voltage dependent horizontal size compensation horizontal size compensation@0 hsizecomp hcomp: 000 0.1 0.3 0.50 v pincushion correction @32 ewamp32 ewamp: 100000 0.90 1.30 1.70 vp-p @0 ewamp0 ewamp: 000000 -0.40 0.00 0.40 vp-p east/west amplitude @63 ewamp63 ewamp: 111111 2.20 2.60 3.00 vp-p tilt correction @32 ewtilt32 ewtilt: 100000 -0.40 0.00 0.40 v @0 ewtilt0 ewtilt: 000000 -1.40 -1.00 -0.6 v east/west tilt @63 ewtilt63 ewtilt: 111111 0.60 1.00 1.40 v corner correction top ewcortop cortop: 1111-0000 0.30 0.70 1.10 v east/west corner bottom ewcorbot corbotto m: 1111-0000 0.30 0.70 1.10 v continued on next page.
LA76835NM no.7962-8/50 package dimensions unit : mm 3174a 20.0 23.2 0.15 0.35 0.8 (2.7) 3.0max 0.1 0.8 (0.8) 24 1 14.0 17.2 25 40 41 64 65 80 sanyo : qip80e(14x20)
LA76835NM no.7962-9/50 block diagram and application circuit example a2c pll vif lim anp gnd nc gnd video amp video det spll bpf sw if agc rf agc dc vol aft bus abl cl amp osd fix gain eright fm det bpf osd sw hs/vs drive/out-off e/w ver ramp hor v cc ver sep ver c/d rgb matrix contrast bright auto flesh color tint cb.cr sw demo 2nd amp bpf ist amp bpf clmp delay sw cw kil vco tint apc1 hor vco hor out phase shifter afc1 afc2 hor c/d sync sep fep 1/256 cpu reset reset vdd vm amp x-ray clmp clmp video sw trap delay line peaking coring black stretoh dc rest nc nc gnd gnd if gnd color clamp acc killer nc 1 80 79 78 77 76 75 74 73 71 70 69 68 67 66 65 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 23456789101112131415161718192021222324 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 72 vco 0.47 f 1 f 56 5 10 6 7 53 2k ? 680k ? 1 f 55 50 54b 54a 11a 11b 75 ? 1 f 52b 52a 75 ? 1 f 48 75 ? 44 40 10k ? 75 ? 1 f 1 f v cc 5v v/c gnd 16pf 3.58 5v v cc 24k ? 24k ? 0.47 f 0.047 f 5v 100k ? 100 ? 82k ? 100k ? 0.1 f 0.01 f 8 100pf 0.1 f 69 50 ? 3k ? 0.01 f 79 50 ? 0.01 f 66 600 ? 67 100k ? 71 73 75 74 10 ? 30k ? 330 ? 0.47 f 0.01 f 1 f 30 0.015 f 39 38 37 32 33 75 ? 5.6k ? 1 f 10 f 1 f 0.47 f 0.47 f 0.01 f 100 f 0.01 f 0.01 f 0.01 f 0.01 f 0.01 f 100 f 1 f 35 16k ? 1k ? 3k ? 29 28 27 26 25 10 f 0.01 f 100 ? 4.7k ? 0.1 f hor gnd metal film 1% offsw1 +5v (m) (m) 1000pf ifsw1 (m) 76 77 0.022 f (m) 9v deta 100 ? 1k ? 12a 12b 0.01 f 1k ? 13a 13b 0.01 f 1k ? 9 100pf clk 14 1k ? 20k ? 15 5v v cc 20k ? 16 17 18 19 20 5v v cc 100 f 0.01 f 100 f 0.01 f nc nc 27 10k ? 20k ? 1k ? 2k ? 1.5k ? 1500pf +7.6v +7.6v +7.6v delay (9us) 2k ? 10k ? 2200pf width(12us) 1 16 2 15 3 14 4 13 5 12 6 11 7 10 8 9 lc4528b omb06078
LA76835NM no.7962-10/50 test conditions ta = 25 c, v cc 1 = v 5 = v 53 = 5.0v, v cc 2 = v 74 = 9.0v, i cc 1 = i 17 = 19ma, i cc 2 = i 29 = 29ma circuit voltage, current parameter symbol test point input signal test method bus conditions if supply current (pin 5) i 5 5 no signal apply a voltage of 5.0v to pin 5 and measure the incoming dc current [ma]. (if agc (76pin) 2.5v) initial rgb supply voltage v 17 17 apply a current of 19ma to pin 17 and measure the voltage at pin 17. initial horizontal supply voltage v 29 29 apply a current of 29ma to pin 29 and measure the voltage at pin 29. initial video/vertical supply current i 53 53 apply a voltage of 5.0v to pin 53 and measure the incoming dc current [ma]. initial cpu reset operation voltage vreset 35 32 allow the current to flow slightly at a time through pin 32 and measure the pin 32 voltage at a time when the pin 35 voltage rises. initial if supply current (pin 74) i 74 74 no signal apply a voltage of 9.0v to pin 74 and measure the incoming dc current [ma]. initial
LA76835NM no.7962-11/50 vif block input signals and test conditions 1. input signals must all be input to the pif in (pin 79) in the test circuit. 2. all input signal voltage values are the levels at the vif in (pin 79) in the test circuit. 3. pin 34 = 5v 4. signal contents and signal levels. input signal waveform conditions sg1 cw 45.75mhz sg2 cw 42.17mhz sg3 cw 41.25mhz sg4 cw frequency variable sg5 45.75mhz 87.5% video mod. 10-stairstep wave (subcarrier: 3.58mhz) sg6 45.75mhz fm = 15khz, am = 78% 5. before measurement, ad just the dac as follows. parameter test point input signal adjustment video level dac 56 sg6, 80db set the output level at pin 56 as close to 1.4vp-p as possible.
LA76835NM no.7962-12/50 vif block test conditions input signal symbol test point inpu t signal test method bus conditions maximum rf agc voltage vrfh 77 sg1 80db measure the dc voltage at pin 77. rf.agc = "000000" minimum rf agc voltage vrfl 77 sg1 80db measure the dc voltage at pin 77. rf.agc = "111111" (@dac = 0) rfagc0 obtain the input level at which the dc voltage at pin 77 becomes 4.5v. rf.agc = "000000" rf agc delay pt (@dac = 63) rfagc63 77 sg1 obtain the input level at which the dc voltage at pin 77 becomes 4.5v. rf.agc = "111111" input sensitivity vi 56 sg6 using an oscilloscope, observe the level at pin 56 and obtain the input level at which the waveform's p-p value becomes 1.0vp-p. no-signal video output voltage von 56 no signal set if agc = ?1? and measure the dc voltage at pin 56. if.agc = ?1? sync signal tip level votip 56 sg1 80db measure the dc voltage at pin 56. video output amplitude vo 56 sg6 80db using an oscilloscope, observe the level at pin 56 and measure the waveform?s p-p value. video s/n s/n 56 sg1 80db measure the noise voltage at pin 56 with an rms voltmeter through a 10khz to 4.2mhz band-pass filter. vsn 20log (1.0/vsn) c-s beat level ic-s 56 sg1 sg2 sg3 input a 80db sg1 signal and measure the dc voltage (v76) at pin 76. mix sg1 = 74db , sg2 = 69db , and sg3 = 49db to enter the mixture in the vif in. apply v76 to pin 76 from an external dc power supply. using a spectrum analyzer, measure the difference between pin 56?s 3.58mhz component and 920khz component. differential gain dg 56 sg5 80db using a vector scope, meas ure the level at pin 56. differential phase dp 56 sg5 80db using a vector scope, meas ure the level at pin 56. maximum aft output voltage vafth 7 sg4 80db set and input the sg4 frequency to 44.75mhz. measure the dc voltage at pin 7 at that moment. minimum aft output voltage vaftl 7 sg4 80db z set and input the sg4 frequency to 46.75mhz. measure the dc voltage at pin 7 at that moment. aft detection sensitiv- ity vafts 7 sg4 80db z adjust the sg4 frequency and measure frequency deviation ? f when the dc voltage at pin 7 changes from 1.5v to 3.5v. vafts = 2000/ ? f [mv/khz] apc pull-in range (u), (l) fpu, fpl 56 sg4 80db connect an oscilloscope to pin 56 and adjust the sg4 frequency to a frequency higher than 45.75mhz to bring the pll into unlocked mode. (a beat signal appears.) lower the sg4 frequency and measure the frequency at which the pll locks again. in the same manner, adjust the sg4 fre- quency to a lower frequency to bring the pll into unlocked mode. higher the sg4 frequency and measure the frequency at which the pll locks again.
LA76835NM no.7962-13/50 sif block (fm block) input signals and test conditions unless otherwise specified, the following conditions apply when each measurement is made. 1. bus control condition: if.agc. = "1", fm.mute = "0" 2. ifsw1 = "on", pin 34 = 5v 3. input signals are input to pin 69 and the carrier frequency is 4.5mhz. parameter symbol test point input signal test method bus conditions fm detection output voltage s o adj 75 90db , fm = 400hz, fm = 25khz measure the fm detection output (400hz com- ponent) of pin 75. fm limiting sensitivity sls 75 fm = 400hz, fm = 25khz measure the input level (db ) at which the 400hz component of the fm detec tion output at pin 75 becomes -3db relative to sv1. fm detection output f characteristics (fm = 100khz) sf 75 90db , fm = 100khz fm = 25khz set ifsw1 = "off". measure the fm detection output of pin 75. [mvrms] sf = 20log (sv1/sv2) [db] fm detection output distortion sthd 75 90db , fm = 400hz, fm = 25khz measure the distortion factor of the 400hz com- ponent of the fm detection output at pin 75. am rejection ratio samr 75 90db , fm = 400hz, am = 30% measure the 400khz com ponent of the fm detec- tion output at pin 75. sv3 [mvrms] assign the measured value to sv3. samr = 20log (sv1/sv2) [db] sif.s/n ssn 75 90db , cw measure the noise level (din audio) at pin 75. sv4 [mvrms] ssn = 20log(sv1/sv4) [db] de-emphtime constant sntc 75 90db , fm = 2.12khz fm = 25khz measure the 2.12khz co mponent of the fm detection output at pin 75. sv5 [mvrms] sntc = 20log (sv1/sv5) [db]
LA76835NM no.7962-14/50 audio block input signals and test conditions unless otherwise specified, the following conditions apply when each measurement is made. 1. bus control condition: audio.mute = "0", audio.sw = "1", vol.fil = "0", if.agc. = "1" 2. input 4.5mhz, 90db and cw at pin 69. 3. pin 34 = 5v 4. enter an input signal from pin 66. parameter symbol test point input signal test method bus conditions maximum gain agmax 73 1khz, cw 500mvrms measure the 1khz component at the pin 73. v1 [mvrms] agmax = 20log (v1/500) [db] volume = "1111111" variable range arange 73 1khz, cw 500mvrms measure the 1khz component at the pin 73. v2 [mvrms] arange = 20log (v1/v2) [db] volume = "0000000" frequency characteristics af 73 20khz, cw 500mvrms measure the 20khz component at the pin 73. v3 [mvrms] af = 20log (v3/v1) [db] volume = "1111111" mute amute 73 1khz, cw 500mvrms measure the 20khz component at the pin 73. v4 [mvrms] amute = 20log (v1/v4) [db] volume = "1111111" audio.mute = ?1? distortion athd 73 1khz, cw 500mvrms measure the distortion of the 1khz component at the pin 73. volume = "1111111" s/n asn 73 no signal measure the noise level (din audio) at the pin 73. v5 [mvrms] asn = 20log (v1/v5) [db] volume = "1111111" crosstalk act 73 1khz, cw 500mvrms measure the 1khz component at the pin 73. v6 [mvrms] act = 20log (v1/v6) [db] volume = "1111111" audio.sw = "0"
LA76835NM no.7962-15/50 chroma block input signals and test conditions unless otherwise specified, the following conditions apply when each measurement is made. 1. vif, sif blocks: no signal 2. y input to pin 52: unless otherwise specified, the deflector must be locked to the synchronous signal when the 0 (ire) signal and the horizontal/vertical composite signal are entered. 3. c input: c in (pin 54) input 4. bus control conditions: set red and blue drives to dac at which the y-signal level of pins 18, 19 and 20 becomes as close to r = g = b as possible. assume here that gamma def. is 1 (default), video sw=?1?, and c.ext=?1?. set the following conditions unless otherwise specified. 5. adjust an external x-tal of pin 46 so that the seri es capacity and resistor impedance (z) become as follows: z=0deg @3.579545mhz 10hz -40 1deg@3.579545mhz 6. how to calculate the demodulation ratio and angle as follows: b-y axis angle = tan-1(b(0)/b(270))+270 r-y axis angle = tan-1(r(180)/r( 90))+90 g-y axis angle = tan-1(g(270)/g(180))+180 90 180 270 0 b(0) r(90) g(270) r(180) g(180) b(270) r-y axis b-y axis g-y axis
LA76835NM no.7962-16/50 chroma input signal: c-1 77ire signal (l-77) c-2 c-3 c-4 c-5 burst 0 90 180 270 3.58mhz 40ire burst 3.58mhz 346 40ire 62.5ire burst 3.48mhz cw (if a frequency is specified, use the specified frequency.) 77 ire 0 ire 28 73 118 163 40ire burst 35 s 3.53mhz chroma 40ire
LA76835NM no.7962-17/50 chroma block test conditions parameter symbol test point inpu t signal test method bus conditions 1 accm1 c-1 0db +6db measure the output when 0db is applied to the chroma input and the output amplitude when +6db is applied to the chroma input and calculate the ratio between them. accm1 = 20log (+6dbdata/0dbdata) acc amplitude characteris- tics 2 accm2 bout 20 c-1 -14db measure the output when 0db is applied to the chroma input and the output amplitude when -14db is applied to the chroma input and calculate the ratio between them. accm2 = 20log (-14dbdata/0dbdata) yin: l77 no signal measure the y system ?s output level. v1 b-y/y amplitude ratio clrby 20 c-2 input a signal to the cin (only sync signal to the yin) and measure the output level. clrby = 100 (v2/v1)+15% 1 clrmn measure the output am plitude v1 at color control max mode and output amplitude v2 at color con- trol nom mode.: clrmn = v1/v2 color: 1111111 (max) color: 1000000 (nom ) color control characteris- tics 2 clrmm 20 c-3 measure the output amplit ude v3 at color control min mode. clrmm = 20log (v1/v3) color: 0000000 (min) color control sensitivity clrse 20 c-3 measure the output amp litude v4 at color control 90 mode and output amplitude v5 at color control 38 mode. clrse = 100 (v4-v5)/(v2 52) color: 1011010 color: 0100110 tint center tincen 20 c-1 measure each part of the output waveform and calculate the b-y axis angle. tint: 1000000 max tinmax measure each part of the output waveform and calculate the b-y axis angle. tinmax = b-y axis angle-tincen tint: 1111111 tint control min tinmin 20 c-1 measure each part of the output waveform and calculate the b-y axis angle. tinmin = b-y axis angle-tincen tint: 0000000 tint control sensitivity tinse 20 c-1 measure the angle a1 at tint control 85 mode and angle a2 at tint control 42 mode. tinse = (a1-a2)/43 tint: 1010101 tint: 0101010 l clrpl measure the angle of b-y axis with color: 44 and determine clrpl. clrpl = b-y axis angle-tincen color: 00101100 tint dependence on color h clrph 20 c-1 measure the angle of b-y axis with color: 84 and determine clrph. clrph = b-y axis angle-tincen color: 01010100 continued on next page.
LA76835NM no.7962-18/50 continued from preceding page. parameter symbol test point inpu t signal test method bus conditions r-y/b-y demodulation output ratio r-y/b-y rb 18 19 20 yin: l77 c-1: no signal yin: 0 ire c-3 input a signal to yin and adjust dac in r and b drives so that the y output levels at pins 18 and 20 become as close to the level at 19 as possible. (*1) after that, input 0 ire to yin and c-3 to cin. measure bout output amplitude vb and rout output amplitude vr and calculate rb=vr/vb. color: 1000000 adjustment value in b and r drives: *1 demodulation output ratio g-y/b-y gb 19 c-3 measure gout output amplitude vg and calculate gb = vg/vb. for the r/b drive, the adjustment value: *1 applies. color: 1000000 adjustment value in b and r drives: *1 demodulation angle r-y/b-y angrb1 20 18 c-1 measure each output level of the bout and rout and calculate the angles of the b-y axis and r-y axis. angbr1 = (r-y angle)-(b-y angle) demodulation angle r-y/b-y control 1 angrb2 20 18 c-1 with r-y/b-y angle set at maximum, carry out the same measurement as for angrb1. angbr2 = (r-y angle)-(b-y angle) r-y/b-y angle 1111 demodulation angle r-y/b-y control 2 angrb3 20 18 c-1 with r-y/b-y angle set at minimum, carry out the same measurement as for angrb1. angbr3 = (r-y angle)-(b-y angle) reset r-y/b-y angle to 1000. r-y/b-y angle 0000 demodulation angle g-y/b-y anggb1 19 c-1 measure each output level of the gout and calculate the angle of the g-y axis. angbg1 = (g-y angle)-(b-y angle) demodulation angle g-y/b-y control anggb2 19 c-1 measure each output level of the gout and calculate the angle of the g-y axis. angbg2 = (g-y angle)-(b-y angle) g-y_angle: 1 killer operating point 2 kill 20 c-3 reduce the input signal until the output level becomes 50mvp-p or less. measure the input level at that moment. filter sys: 1 c. bypass: 0 colorkillerope.: 2 killer operating point 4 kill 20 c-3 reduce the input signal until the output level becomes 50mvp-p or less. measure the input level at that moment. filter sys: 1 c. bypass: 0 colorkillerope.: 4 killer operating point difference d_kill d_kill = kill-kill4 chroma vco free-running frequency cvcof 44 cin: no signal measure oscillation frequency f. cvcof = f-3579545 (hz) apc pull-in range (+) plinp0 20 c-1 decrease the chroma fsc frequency from 3.579545mhz+1000hz and measure the frequency at which the vco locks. apc pull-in range (-) plinn0 20 c-1 increase the chroma fsc frequency from 3.579545mhz-1000hz and measure the frequency at which the vco locks. static phase error (+) sper_p 20 c-1 set the fsc frequency to 3.579545mhz+200hz, measure the b-y axis angle. sper_p = b-y axis angle-tincen continued on next page.
LA76835NM no.7962-19/50 continued from preceding page. parameter symbol test point inpu t signal test method bus conditions static phase error (-) sper_n 20 c-1 set the fsc frequency to 3.579545mhz-200hz, measure the b-y axis angle. sper_n = b-y axis angle-tincen fsc output amplitude c_fsc 44 c-1 measure 3.58mhz cw output amplitude at pin 44. residual higher harmonic level b e_car_b 20 c-1 burst only measure the 7.16mhz component output amplitude at pin 20. residual higher harmonic level r e_car_r rout 18 burst only measure the 7.16mhz component output amplitude at pin 18. residual higher harmonic level g e_car_g gout 19 c-1 burst only measure the 7.16mhz component output amplitude at pin 19. chroma bpf block test conditions band-pass amplitude characteristic 3.08mhz cbp308 20 c-3 measure v5 output amplitude. set the chroma frequency (cw) to 3.08mhz and measure v6 output amplitude. cbe308 = 20log (v6/v5) filter.sys: 1 c.bypass: 0 band-pass amplitude characteristic 3.88/3.28mhz cbp03 20 c-3 measure v7 output amplitude when the chroma frequency (cw) is 3.28mhz and v8 output amplitude when it (cw) is 3.88 mhz. cbe = 20log (v8/v7) filter.sys: 1 c.bypass : 0 band-pass amplitude characteristic 4.08/3.08mhz cbp05 20 c-3 set the chroma frequency (cw) to 4.08mhz and measure v9 output amplitude. cbe05 = 20log (v9/v6) filter.sys: 1 c.bypass: 0
LA76835NM no.7962-20/50 video block input signals and test conditions chroma input signal* chroma or burst signal: 40 ire y input signal: 1001re (714mv) bus control bit conditions: initial test state 0ire signal (l-0): ntsc standard sync signal xire signal (l-x) cw signal (l-cw) black stretch 0ire signal (l-bk) pedestal level h sync 4.7 s (h/v sync: 40ire: 286mv) xire (x = 0 to 100) 0ire 20ire cw signal 50ire 50 s 100ire 5 s (point a)
LA76835NM no.7962-21/50 r/g/b in input signal rgb input signal 1 (0-1) rgb input signal 2 (0-2) first conditions: pin 10:5v, pin 11: gnd, pin 12: gnd, pin 13: gnd, pin 14: gnd. to each 20 s 3.0vdc 0.0vdc
LA76835NM no.7962-22/50 osd block test conditions parameter symbol test point input signal test method bus conditions osd fast sw threshold fsth 20 l-0 o-2 apply voltage to pin 14 and measure the voltage at pin 14 at the point where the output signal switches to the osd signal. pin 13b: o-2 applied ht def:1 l-50 measure the output signal?s 50ire amplitude. cntcr [vp-p] l-0 o-2 measure the osd output amplitude. osdhr [vp-p] pin 14: 3.5v pin 11: o-2 applied pin 38: 5v digital osd: 1 cnt: 0 rosddig0 rosddigi0 = 50 (osdhr0/cntcr) l-50 measure the output signal?s 50ire amplitude. cntcr [vp-p] l-0 o-2 measure the osd output amplitude. osdhr3 [vp-p] pin 14: 3.5v pin 11b: o-2 applied pin 38: 5v digital osd: 1 osd contrast: 3 digital osd red output amplitude @osd cnt: 3 rosddig3 18 rosddigi3 = 50 (osdhr3/cntcr) l-50 measure the output signal?s 50ire amplitude. cntcg [vp-p] l-0 o-2 measure the osd output?s amplitude. osdhg0 [vp-p] pin 14: 3.5v pin 12b: o-2 applied pin 38: 5v digital osd: 1 cnt: 0 gosddig0 gosddig0 = 50 (osdhg0/cntcg) l-50 measure the output signal?s 50ire amplitude. cntcg [vp-p] l-0 o-2 measure the osd output?s amplitude. osdhg3 [vp-p] pin 14: 3.5v pin 12b: o-2 applied pin 38: 5v digital osd: 1 osd contrast: 3 digital osd green output amplitude @osd cnt: 3 gosddig3 19 gosddig3 = 50 (osdhg3/cntcg) l-50 measure the output signal?s 50ire amplitude. cntcb [vp-p] l-0 o-2 measure the osd output?s amplitude. osdhb0 [vp-p] with osd contrast of 3, carry out the similar measurement. osdhb3 [vp-p] pin 14: 3.5v pin 13b: o-2 applied pin 38: 5v digital osd: 1 cnt: 0 bosddig0 bosdc0 = 50 (osdhb0/cntcb) l-50 measure the output signal?s 50ire amplitude. cntcb [vp-p] l-0 o-2 measure the osd output?s amplitude. osdhb3 [vp-p] pin 14: 3.5v pin 13b: o-2 applied pin 38: 5v digital osd: 1 osd contrast: 3 digital osd blue output amplitude @osd cnt: 3 bosddig3 20 bosdc3 = 50 (osdhb3/cntcb) l-100 measure the output signal?s 50ire amplitude. cnthr [vp-p] l-0 o-1 measure the amplitudes at point b (0.7v portion of the input signal 0-1). assign the measured values to (rgbhr [vp-p]). pin 14: 3.5v pin 11a: o-1 applied pin 38: 5v osd contrast: 3 analog osd r output amplitude gain match rrgb 18 grgb = rgbhg/cnthg continued on next page.
LA76835NM no.7962-23/50 continued from preceding page. parameter symbol test point input signal test method bus conditions l-100 measure the output signal?s 100ire amplitude. cnthg [vp-p] l-0 o-1 measure the amplitudes at point b (0.7v portion of the input signal 0-1). assign the measured values to (rgbhg [vp-p]). pin 14: 3.5v pin 12a: o-1 applied pin 38: 5v osd contrast: 3 analog osd g output amplitude gain match grgb 19 grgb = rgbhg/cnthg l-100 measure the output signal?s 100ire amplitude. cnthb [vp-p] l-0 o-1 measure the amplitudes at point b (0.7v portion of the input signal 0-1). assign the measured values to (rgbhb [vp-p]). pin 14: 3.5v pin 13a: o-1 applied pin 38: 5v osd contrast: 3 analog osd b output amplitude gain match brgb 20 brgb = rgbhb/cnthb [rgb output block] (cutoff, drive block) test conditions measure the 0ire dc levels of the respective output signals of r output (18), g output (19), and b output (20). assign the measured values to brtpcr, brtpcg, and brtpcb v, respec- tively. brightness: 01111111 normal brt64 18 19 20 brt63 = (brtpcr+brtpcg+brtpcb)/3 measure the 0ire dc level of the output signal of b output (20) and assign the measured value to brtphb. brightness: 1111111 max brt127 brt127 = 50 (brtphb-brtpcb)/cntcb measure the 0ire dc level of the output signal of b output (20) and assign the measured value to brtplb. brightness: 0000000 brightness control min brt0 20 l-0 brt0 = 50 (brtplb-brtpcb)/cntcb min vbias0 measure the 0ire dc levels (vbias0 [v]) of the respective output signals of r output (18), g out- put (19), and b output (20). *: r, g, and b bias (cutoff) control max vbias255 18 19 20 l-50 measure the 0ire dc levels (vbias255 [v]) of the respective output signals of r output (18), g out- put (19), and b output (20). *: r, g, and b red/green/blue bias: 11111111 measure the 0ire dc levels (bas80 [v]) of the respective output signals of r output (18), g out- put (19), and b output (20). *: r, g, and b red/green/blue bias:01010000 measure the 0ire dc levels (bas48 [v]) of the respective output signals of r output (18), g out- put (19), and b output (20). red/green/blue bias: 00110000 bias (cutoff) control resolution vbiassns 18 19 20 vbiassns* = (bas80*-bas48*)/32 continued on next page.
LA76835NM no.7962-24/50 continued from preceding page. parameter symbol test point input signal test method bus conditions measure the 0ire dc levels (sbtpm [v]) of the respective output signals of r output (18), g out- put (19), and b output (20). *: r, g, b sub-brightness: 0101010 sub-bias control resolution vsbiassns 18 19 20 l-50 vsbiassns* = (brtpc*-sbtpm*) drive adjustment maximum output 501re. rbout64 gout10 18 19 20 l-100 measure the 50ire amplitudes (drvm [vp-p]) of the respective output signals of r output (18) and b output (20). *: r and b measure the 50ire amplit ude of the output signal of g output (19) and assign the measured value to (drvm [vp-p]). *: g measure the 50ire amplit udes (drvl [vp-p]) of the respective output signals of r output (18), and b output (20). *: r and b measure the 50ire amplit ude of the output signal of g output (19) and assign the measured value to (drvl [vp-p]). *: g red/blue drive: 0000000 green drive: 0000 output attenuation drgainrb drgaing 18 19 20 drgainrb * = 20log (drvh*/drvl*) drgaing * = 20log (drvh*/drvl*) drive adjustment maximum output 501re. rbout127 gout15 18 19 20 l-100 measure the 50ire amplitudes (drvh [vp-p]) of the respective output signals of r output (18) and b output (20). *: r and b measure the 500ire amplitude of the output sig- nal of g output (19) and assign the measured value to (drvh [vp-p]). *: g red/blue drive: 1111111 green drive: 1111 rgb output difference voltage rgb_dc 18 19 20 measure the 0ire dc level (*_dc vdc) of the output signal of r (18), g (19), and b (20) outputs.
LA76835NM no.7962-25/50 video sw block test conditions parameter symbol test point input signal test method bus conditions video signal input 1dc voltage vin1dc 52 l-100 input signals to pin 52 and measure the voltage of the pedestal. video sw: 1 video signal input 1ac voltage vin1ac 52 pin 52 recommended input level. video signal input 2dc voltage vin2dc 54 l-100 input signals to pin 54 and measure the voltage of the pedestal. video sw: 0 video signal input 2ac voltage vin2ac 54 pin 54 recommended input level. svo terminal dc voltage svodc 50 l-100 input signals to pin 52 and measure the voltage of the pedestal at pin 50. video sw: 1 svo terminal ac voltage svoac 50 l-100 input signals to pin 52 and measure the voltage of the pedestal at pin 50. vide0 sw: 1
LA76835NM no.7962-26/50 video block test conditions parameter symbol test point inpu t signal test method bus conditions video overall gain (contrast max) cont127 20 l-50 measure the output signal?s 50ire amplitude. cnthb [vp-p] cont127 = 20log (cnthb/0.357) contrast: 1111111 normal/ max cont90 measure the output signal?s 50ire amplitude. cntcb [vp-p] cont63 = 20log (cntcb/0.357) contrast adjustment characteris- tics min/ max cont0 20 l-50 measure the output signal?s 50ire amplitude. cntlb [vp-p] cont0 = 20log (cntlb/0.357) contrast: 0000000 1 bw1 with the input signal?s continuous wave = 100khz, measure the output signal?s continuous wave amplitude. peakdc [vp-p] with the input signal?s continuous wave = 7mhz, measure the output signal?s continuous wave amplitude. cw1.4 [vp-p] bw1 = 20log (cw1.4/peakdc) filter sys: 000 sharpness: 000000 2 bw2 with the input signal?s continuous wave = 1.8mhz, measure the output signal?s continuous wave amplitude. cw1.8 [vp-p] bw2 = 20log (cw1.8/peakdc) filter sys: 010 sharpness: 000000 video fre- quency character- istics 3 bw3 20 l-cw with the input signal?s continuous wave = 3.4mhz, measure the output signal?s continuous wave amplitude. cw3.4 [vp-p] bw3 = 20log (cw3.4/peakdc) filter sys: 100 sharpness: 000000 with the input signal?s continuous wave = 3.58mhz, measure the output signal?s continuous wave amplitude. f00 [vp-p] filter sys: 000 sharpness: 000000 chroma trap amount ctrap 20 l-cw ctrap = 20log (f00/peakdc) l-0 measure the output signal?s 0ire dc level. brtpl [v] brightness: 0000000 contrast: 1111111 1 clampg1 measure the output signal?s 0ire dc level (drvph [v]) and 100ire amplitude (drvh [vp-p]) clampg = 100 (1+(drvph - brtpl)/drvh) (pin55: 3v) brightness: 0000000 contrast: 1111111 dcrest = 00 blk.st.def = 1 wpl = 0 2 clampg2 with dcrest = 01, carry out measurement similarly to the case of the dc transmission amount 1. (pin55: 3v) dc.rest. = 01 3 clampg3 with dcrest = 10, carry out measurement similarly to the case of the dc transmission amount 1. (pin55: 3v) dc.rest = 10 dc transmis- sion amount 4 clampg4 20 l-100 with dcrest = 11, carry out measurement similarly to the case of the dc transmission amount 1. (pin55: 3v) dc.rest = 11 continued on next page.
LA76835NM no.7962-27/50 continued from preceding page. parameter symbol test point inpu t signal test method bus conditions trap1 tdy1 obtain the time difference (the delay time) from when the rise of the input signal's 501re ampli- tude to the output signal's 501re amplitude. filter sys: 000 trap2 tdy2 obtain the time difference (the delay time) from when the rise of the input signal's 501re ampli- tude to the output signal's 501re amplitude. filter sys: 010 y-dl time trap off tdy3 20 l-50 obtain the time difference (the delay time) from when the rise of the input signal's 501re ampli- tude to the output signal's 501re amplitude. filter sys: 100 1 preshoot1 measure the pre-shoot width (tpre) and over-shoot width (tover) at rise of 100ire am- plitude of the output signal preshoot = tpre/tover. pre-shoot adj.= 00 filter sys: 000 sharpness= 111111 pre-shoot control 2 preshoot2 20 l-100 with pre-shoot adj. = 11, carry out the same measurement as for the case of pre-shoot 1. pre-shoot adj.= 11 filter sys: 000 sharpness= 111111 measure the 0ire dc level at point a of the output signal in the black stretch defeat (black stretch off) mode. bkst1 [v] blk.str.gain = 10 blk.str.start = 01 measure the 0ire dc level at point a of the output signal in the bl ack stretch on mode. (pin55: 3v) bkst2 [v] blk str def = 0 dc.rest = 00 max bkstmax bkstmax = 50 (bkst1-bkst2)/cnthb with blk.str.gain = 01, carry out the same meas- urement as for the case of black stretch gain (max). (pin55: 3v) blk.str.gain = 01 blk.str.start = 01 mid bkstmid blk str def = 0 dc.rest = 00 with blk.str.gain = 00, carry out the same meas- urement as for the case of black stretch gain (max). (pin55: 3v) blk.str.gain = 00 blk.str.start = 01 black stretch gain min bkstmin 20 l-bk blk str def = 0 dc.rest = 00 measure the dc level at 60ire of the output signal in the black stretch on mode. (pin55: 3v) bkst3 [v] blk.str.gain = 01 blk.str.start = 10 measure the 60ire dc level of the output signal in the black stretch defe at (black stretch off) mode. bkst4 [v] blk str .def = 0 dc.rest = 00 60ire ? black bstthmax l-60 bkstthmax = 50 (bkst4-bkst3)/cnthb measure the 50ire dc level of the output signal in the black stretch def eat on mode. (pin55: 3v) bkst5 [v] blk.str.gain = 01 blk.str.start = 01 measure the 50ire dc level of the output signal in the black stretch defe at (black stretch off) mode. bkst6 [v] blk str .def = 0 dc.rest = 00 250ire ? black bkstthmid l-50 bkstthmid = 50 (bkst6-bkst5)/cnthb measure the 40ire dc level of the output signal in the black stretch def eat on mode. (pin55: 3v) bkst7 [v] blk.str.gain = 01 blk.str.start = 00 measure the 40ire dc level of the output signal in the black stretch defe at (black stretch off) mode. bkst8 [v] blk str .def = 0 dc.rest = 00 black stretch start 340ire ? black bkstthmin 20 l-40 bkstthmin = 50 (bkst8-bkst7)/cnthb continued on next page.
LA76835NM no.7962-28/50 continued from preceding page. parameter symbol test point inpu t signal test method bus conditions with the input signal?s continuous wave = 2.2mhz, measure the output signal?s continuous wave amplitude. f01s32 [vp-p] filter sys: 000 sharpness: 100000 trap1 sharp32t1 sharp32t1 = 20log (f01s32/peakdc) with the input signal?s continuous wave = 2.2mhz, measure the output signal?s continuous wave amplitude. f01s63 [vp-p] filter sys: 000 sharpness: 111111 max sharp63t1 sharp63t1 = 20log (f01s63/peakdc) with the input signal?s co ntinuous wave =2.2mhz, measure the output signal?s continuous wave amplitude. f01s0 [vp-p] filter sys: 000 sharpness: 000000 sharpness variable range min sharp0t1 20 l-cw sharp0t1 = 20log (f01s0/peakdc) with the input signal?s continuous wave=3mhz, measure the output signal?s continuous wave amplitude. f02s32 [vp-p] filter sys: 010 sharpness: 100000 trap2 sharp32t2 sharp32t3 = 20log (f02s32/peakdc) with the input signal?s continuous wave=3mhz, measure the output signal?s continuous wave amplitude. f02s63 [vp-p] filter sys:010 sharpness: 111111 max sharp63t2 sharp63t2 = 20log (f02s63/peakdc) with the input signal?s continuous wave = 3mhz, measure the output signal?s continuous wave amplitude. f02s0 [vp-p] filter sys: 010 sharpness: 000000 sharpness variable range min sharp0t2 20 l-cw sharp0t2 = 20log (f02s0/peakdc) with the input signal?s continuous wave=3mhz, measure the output signal?s continuous wave amplitude. f03s32 [vp-p] filter sys:100 sharpness: 100000 trap3 sharp32t3 sharp32t3 = 20log (f03s32/peakdc) with the input signal?s continuous wave = 3mhz, measure the output signal?s continuous wave amplitude. f03s63 [vp-p] filter sys: 100 sharpness: 111111 max sharp63t3 sharp63t3 = 20log (f03s63/peakdc) with the input signal?s continuous wave = 3mhz, measure the output signal?s continuous wave amplitude. f03s0 [vp-p] filter sys: 100 sharpness: 000000 sharpness variable range min sharp0t3 20 l-cw sharp0t3 = 20log (f03s0/peakdc) 1 wpl1 prepare the signal that enables change of apl and set apl = 10%. increase the input signal and measure the input signal level at which the output is clipped. (pin55: 2.5v) wpl = 0 dc.rest = 0 2 wpl2 prepare the signal that enables change of apl and set apl = 100%. increase the input signal and measure the input signal level at which the output is clipped. (pin55: 2.5v) wpl = 1 dc.rest = 0 3 wpl3 prepare the signal that enables change of apl and set apl = 100%. increase the input signal and measure the input signal level at which the output is clipped. (pin55: 2.5v) wpl = 2 dc.rest = 0 white peak limiter operating point 4 wpl4 20 l-100 prepare the signal that enables change of apl and set apl = 100%. increase the input signal and measure the input signal level at which the output is clipped. (pin55: 2.5v) wpl = 3 dc.rest = 0 continued on next page.
LA76835NM no.7962-29/50 continued from preceding page. parameter symbol test point inpu t signal test method bus conditions 1 yg1 measure the output amplitude (0 to 100 ir) when y gamma is 0. after that, set y gamma to 1 and measure the output amplitude (0 to 100 ir). this is gam1. calculate yg1 with the formula yg1 = gam1/gam0 * 100. 2 yg2 measure the output amplitude (0 to 100 ir) when y gamma is 0. after that, set y gamma to 2 and measure the output amplitude (0 to 100 ir). this is gam2. calculate yg1 with the formula yg2 = gam2/gam0 * 100. y gamma effective point 3 yg3 20 l-100 measure the output amplitude (0 to 100 ir) when y gamma is 0. after that, set y gamma to 3 and measure the output amplitude (0 to 100 ir). this is gam3. calculate yg3 with the formula yg3 = gam3/gam0 * 100. gray mode level gray 20 measure the dc level (deviation from pedestal) of pin20, and transfer ire. gray.mode = 1 cross.b/w = 2 horizontal/vertical blanking output level rgbblk 20 l-100 measure the dc level for the output signal?s blanking period. rgbblk [v]
LA76835NM no.7962-30/50 deflection block input si gnals and test conditions unless otherwise specified, the following conditions apply when each measurement is made. 1. vif, sif blocks: no signal 2. c input: no. signal 3. sync input: a horizontal/vertical composite sync signal ntsc: 40ire, horizontal sync signal (15.734264khz) and vertical sync signal (59.94khz) note: no burst signal, chroma signal shall exist below the pedestal level. 4. bus control conditions: initial conditions unless otherwise specified. 5. the delay time from the rise of the horizontal output (pin 31 output) to the fall of the fbp in (pin 33 input) is 9 s. 6. pin 25 (vertical size correction circ uit input terminal) is connected to v cc (5.0v). burst signal chroma signal signal unsuitable for y input signal suitable for y input
LA76835NM no.7962-31/50 deflection block test conditions parameter symbol test point input signal test method bus conditions horizontal free-running frequency fh 31 y in: no signal connect a frequency counter to the output of pin 31 (h out) and measure the horizontal free-running frequency. horizontal pull-in range fh pull 52 y in: hori- zontal/ vertical sync signal using an oscilloscope, monitor the horizontal sync signal which is input to the y in (pin 52) and the pin 31 output (h out) and vary the horizontal signal frequency to measure the pull-in range. horizontal output pulse length hduty 31 y in: hori- zontal/ vertical sync signal measure the voltage for the pin 31 horizontal output pulse?s low-level period. horizontal output pulse saturation voltage v hsat 31 y in: hori- zontal/ vertical sync signal measure the voltage for the pin 31 horizontal output pulse?s low-level period. m hafcm measure the current incoming into pin 30 hori- zontal afc filter. afcgain: 0 h hafch y in: hori- zontal/ vertical sync signal measure the current incoming into pin 30 hori- zontal afc filter. afcgain: 1 horizontal afc control current l hafcl 30 y in: no signal measure the current incoming into pin 30 hori- zontal afc filter. afcgain: 0 horizontal output pulse hphcen 31 52 y in: hori- zontal/ vertical sync signal measure the delay time t from the rise of the pin 31 horizontal output pulse to the fall of the y in horizontal sync signal. hphcen (ns) = (t-9.0us) 1000 horizontal position adjustment range hphrange 31 52 y in: hori- zontal/ vertical sync signal with h phase set at 0, 16, and 31, measure the delay time from the rise of the pin 31 horizontal output pulse to the fall of the y in horizontal sync signal and measure the adjustment range. (determine the difference from hphase16.) h phase: 00000 h phase: 11111 continued on next page. horizontal output 20ire 2.5v t horizontal output 20ire measurin g
LA76835NM no.7962-32/50 continued from preceding page. input signal symbol test point inpu t signal test method bus conditions horizontal position adjustment maximum variable width hphstep 31 52 y in: hori- zontal/ vertical sync signal with h phase: 0 to 31 varied, measure the delay time from the rise of the pin 31 horizontal output pulse to the fall of the y in horizontal sync signal and calculate the variation at each step. retrieve data for maximum variation. h phase: 00000 to h phase: 11111 horizontal 2nd afc pull-in range (min) hpmin 31 52 y in: horizontal/ vertical sync signal measure the delay time from the rise of the pin 31 horizontal output pulse to the fall of the y in hori- zontal sync signal. note that the delay time from the rise of horizontal output (pin 31 output) to the rise of f.b.p in (pin 33 input) is assumed to be 0 s. horizontal 2nd afc pull-in range (max) hpmax 31 52 y in: horizontal/ vertical sync signal measure the delay time from the rise of the pin 31 horizontal output pulse to the fall of the y in hori- zontal sync signal. note that the delay time from the rise of horizontal output (pin 31 output) to the rise of f.b.p in (pin 33 input) is assumed to be 20 s. vertical free-running frequency vfr60 27 yin: no signal measure the cycle t of pin 27 vertical output. 1/thz vertical pull-in range fvpull 27 y in: horizontal/ vertical sync signal using an oscilloscope, moni tor the vertical ysnc signal which in input to the y in (pin 52) and then pin 27 output (v out) and vary the vertical signal frequency to measure the pull-in range. (horizontal sync frequency: 15734 hz) horizontal output stop voltage hstop 29 31 y in: horizontal/ vertical sync signal decrease the current from a source connected to pin 29 and measure the pin 29 voltage at which hout stops. continued on next page. horizontal output measuring 20ire 2.5v horizontal output t 20ire 2.5v t 2.5v vertical output
LA76835NM no.7962-33/50 continued from preceding page. input signal symbol test point inpu t signal test method bus conditions @0 blkl0 measure the time t from the left end of hsync at pin 52 y in to the left end of blanking at pin 20 blue out with blkl = 0000. blkl: 0000 horizontal blanking left variable range @15 blkl15 20 52 y in: horizontal/ vertical sync signal measure the time t from the left end of hsync at pin 52 y in to the left end of blanking at pin 20 blue out with blkl = 1111. blkl: 1111 @0 blkr0 measure the time t from the left end of hsync at pin 52 y in to the left end of blanking at pin 20 blue out with blkr = 0000. blkr: 0000 horizontal blanking right variable range @15 blkr15 20 52 y in: horizontal/ vertical sync signal measure the time t from the left end of hsync at pin 52 y in to the left end of blanking at pin 20 blue out with blkr = 1111. blkr: 1111 continued on next page. blue out hsync y in t blue out hsync y in t blue out hsync y in t blue out hsync y in t
LA76835NM no.7962-34/50 continued from preceding page. input signal symbol test point inpu t signal test method bus conditions h sandh measure the supply voltage at point h of the pin 33 fbp in wave form for hsync period. m1 sandm1 measure the supply voltage at point m1 of the pin 33 fbp in wave form for hsync period. sand castle pulse crest value l sandl 33 y in: horizontal/ vertical sync signal measure the supply voltage at point l of the pin 33 fbp in wave form for hsync period. burst gate pulse length bgpwd 33 y in: horizontal/ vertical sync signal measure the bgp width t of the pin 33 fbp in wave form for hsync period. burst gate pulse i phase bgpph 33 52 y in: horizontal/ vertical sync signal measure the time from the left end of hsync at pin 52 y in to the left end of the pin 33 fbp in wave form for hsync period. x-ray protection circuit operating voltage vxray 31 38 y in: horizontal/ vertical sync signal connect a dc power supply to pin 38 and gradually increase the voltage from 0v until the pin 31 horizontal output pulse ceases. measure the dc voltage at pin 38 at that moment. t y in hsync fbp in t h m1 l
LA76835NM no.7962-35/50 vertical screen size correction input signal symbol test point inpu t signal test method bus conditions @64 vsnt64 monitor the pin 27 vertical ramp output and measure the voltage at line 22 and line 262. vsnt64 = vline262-vline22 @0 vsnt0 monitor the pin 27 vertical ramp output and measure the voltage at line 22 and line 262. vsnt0 = vline262-vline22 vsize: 0000000 vertical ramp output amplitude @127 vsnt127 27 y in: horizontal/ vertical sync signal monitor the pin 27 vertical ramp output and measure the voltage at line 22 and line 262. vsnt127 = vline262-vline22 vsize: 1111111 vertical size 0.75 vsize75 27 y in: horizontal/ vertical sync signal monitor the pin 27 vertical ramp output and measure the voltage at line 22, line 262. vsize75 = (vline262-vline22)/vsent64 vsize0.75: 1 vertical ramp output line 142 line 22 line 262 line 262 line 22 vertical ramp output line 262 line 22 vertical ramp output line 262 line 22 vertical ramp output
LA76835NM no.7962-36/50 high-voltage dependent vertical size correction input signal symbol test point inpu t signal test method bus conditions vertical size correction @0 vsizecomp 27 y in: horizontal/ vertical sync signal monitor the pin 27 vertical ramp output and measure the voltage at the line 22 and line 262 with vcomp = 000. va = vline262-vline22 apply 4.0v to pin 25 and measure the voltage at the line 22 and line 262 again. vb = vline262-vline22 vsizecomp = vb/va vcomp: 000 vertical screen position adjustment input signal symbol test point inpu t signal test method bus conditions @32 vdcnt32 monitor the pin 27 vertical ramp output and measure the voltage at line 142. @0 vdcnt0 monitor the pin 27 vertical ramp output and measure the voltage at line 142. vdc: 000000 vertical ramp dc voltage @63 vdcnt63 27 y in: horizontal/ vertical sync signal monitor the pin 27 vertical ramp output and measure the voltage at line 142. vdc: 111111 continued on next page. line 262 line 22 vertical ramp output line 142 vertical ramp output line 142 vertical ramp output line 142 vertical ramp output
LA76835NM no.7962-37/50 continued from preceding page. input signal symbol test point inpu t signal test method bus conditions @16 vlint16 monitor the pin 27 vertical ramp output and measure the voltage at line 22, line 142 and 262. assign the respective measured values to va, vb and vc. vlint16 = (vb-va)/(vc-vb) @0 vlint0 monitor the pin 27 vertical ramp output and measure the voltage at line 22, line 142 and 262 with vlin_top = 00000. assign the respective measured values to va, vb and vc. vlint0 = (vb-va)/(vc-vb) vlin_top: 00000 vertical linearity top @31 vlint31 27 y in: horizontal/ vertical sync signal monitor the pin 27 vertical ramp output and measure the voltage at line 22, line 142 and 262 with vlin_top = 11111. assign the respective measured values to va, vb and vc. vlint31 = (vb-va)/(vc-vb) vlin_top: 11111 continued on next page. vertical ramp output line 142 line 22 line 262 vertical ramp output line 142 line 22 line 262 vertical ramp output line 142 line 22 line 262
LA76835NM no.7962-38/50 continued from preceding page. input signal symbol test point inpu t signal test method bus conditions @16 vlinb16 monitor the pin 27 vertical ramp output and measure the voltage at line 22, line 142, and 262. assign the respective measured values to va, vb, and vc. vlinb16 = (vb-va)/(vc-vb) @0 vlinb0 monitor the pin 27 vertical ramp output and measure the voltage at line 22, line 142 and 262 with vlin_bottom = 00000. assign the respective measured values to va, vb and vc. vlinb0 = (vb-va)/(vc-vb) vlin_bottom: 00000 vertical linearity bottom @31 vlinb31 27 y in: horizontal/ vertical sync signal monitor the pin 27 vertical ramp output and measure the voltage at line 22, line 142 and 262 with vlin_bottom = 11111. assign the respective measured values to va, vb and vc. vlinb31 = (vb-va)/(vc-vb) vlin_bottom: 11111 continued on next page. vertical ramp output line 142 line 22 line 262 vertical ramp output line 142 line 22 line 262 vertical ramp output line 142 line 22 line 262
LA76835NM no.7962-39/50 continued from preceding page. input signal symbol test point inpu t signal test method bus conditions @16 vscor16 monitor the pin 27 vertical ramp output and measure the voltage at line 32, line 52, line 132, line 152, line 232 and 252. assign the respective measured values to va, vb, vc, vd, ve and vf. vscor16 = 0.5((vb-va)+(vf-ve))/ (vd-vc) vs:10000 @0 vscor0 monitor the pin 27 vertical ramp output and measure the voltage at the line 32, line 52, line 132, line 152, line 232 and line 252 with vsc = 000. assign the respective measured values to va, vb, vc, vd, ve and vf. vscor0 = 0.5((vb-va)+(vf-ve))/ (vd-vc) vertical s-shaped correction @31 vscor31 27 y in: horizontal/ vertical sync signal monitor the pin 27 vertical ramp output and measure the voltage at the line 32, line 52, line 132, line 152, line 232 and line 252 with vsc = 000. assign the respective measured values to va, vb, vc, vd, ve and vf. vscor31 = 0.5((vb-va)+(vf-ve))/ (vd-vc) vsc: 11111 continued on next page. line 232 vertical ramp output line 252 line 32 line 52 line 132 line 152 line 232 vertical ramp output line 252 line 32 line 52 line 132 line 152 line 232 vertical ramp output line 252 line 32 line 52 line 132 line 152
LA76835NM no.7962-40/50 continued from preceding page. input signal symbol test point inpu t signal test method bus conditions top rascutt monitor the pin 27 vertical ramp output and measure the timing with which the changes in the lower part of the ramp output disappear. raster_cut: 1 raster cut bottom rascutb 27 y in: horizontal/ vertical sync signal monitor the pin 27 vertical ramp output and measure the timing with which the changes in the upper part of the ramp output start. raster_cut: 1 @8 hbow8 measure the delay times, at lines 22 and 142, from the rise of the pin 27 horizontal output pulse to the fall of the yin horizontal sync signal. let t1 and t2 be these measured values, respectively, and use them to calculate the following formula. hbow8 = t1-t2 @0 hbow0 measure the delay times, at lines 22 and 142, from the rise of the pin 27 horizontal output pulse to the fall of the yin horizontal sync signal. let t1 and t2 be these measured values, respectively, and use them to calculate the following formula. hbow0 = t1-t2 h_phase_bow: 0000 h phase bow @15 hbow15 31 52 y in: horizontal/ vertical sync signal measure the delay times, at lines 22 and 142, from the rise of the pin 27 horizontal output pulse to the fall of the yin horizontal sync signal. let t1 and t2 be these measured values, respectively, and use them to calculate the following formula. hbow15 = t1-t2 h_phase_bow: 1111 continued on next page. vertical ramp output rascutt vertical ramp output rascutb horizontal output 20ire 2.5v t horizontal output 20ire 2.5v t horizontal output 20ire 2.5v t
LA76835NM no.7962-41/50 continued from preceding page. input signal symbol test point inpu t signal test method bus conditions @8 hang8 measure the delay times, at lines 22 and 142, from the rise of the pin 27 horizontal output pulse to the fall of the yin horizontal sync signal. let t1 and t2 be these measured values, respectively, and use them to calculate the following formula. hang8 = t1-t2 @0 hang0 measure the delay times, at lines 22 and 142, from the rise of the pin 27 horizontal output pulse to the fall of the yin horizontal sync signal. let t1 and t2 be these measured values, respectively, and use them to calculate the following formula. hang0 = t1-t2 h_phase_angle: 0000 h phase angle @15 hang15 31 52 y in: horizontal/ vertical sync signal measure the delay times, at lines 22 and 142, from the rise of the pin 27 horizontal output pulse to the fall of the yin horizontal sync signal. let t1 and t2 be these measured values, respectively, and use them to calculate the following formula. hang15 = t1-t2 h_phase_angle: 1111 horizontal output 20ire 2.5v t horizontal output 20ire 2.5v t horizontal output 20ire 2.5v t
LA76835NM no.7962-42/50 hs/vs/vblk input signal symbol test point inpu t signal test method bus conditions hs pulse output phase pwhs 15 y in: horizontal/ vertical sync signal monitor the hs output of pin 15 and measure the pulse width. vs pulse output phase pwvs 16 y in: horizontal/ vertical sync signal monitor the vs output of pin 16 and measure the pulse width. @0 vblk0 monitor the b output of pin 20 and measure the vertical blanking period. v_blk_select: 00 @1 vblk1 monitor the b output of pin 20 and measure the vertical blanking period. v_blk_select: 01 @2 vblk2 monitor the b output of pin 20 and measure the vertical blanking period. v_blk_select: 10 vertical blanking period @3 vblk3 20 y in: horizontal/ vertical sync signal monitor the b output of pin 20 and measure the vertical blanking period. v_blk_select: 11 horizontal size adjustment input signal symbol test point inpu t signal test method bus conditions @32 ewdc32 monitor the east/west output (parabolic wave output) of pin 26 and measure the voltage at line 142. @0 ewdc0 monitor the east/west output (parabolic wave output) of pin 26 and measure the voltage at line 142. ewdc: 000000 east/wst dc voltage @63 ewdc63 26 y in: horizontal, vertical sync signal monitor the east/west output (parabolic wave output) of pin 26 and measure the voltage at line 142. ewdc: 111111 high-voltage dependent horizontal size compensation input signal symbol test point inpu t signal test method bus conditions horizontal size compensation @0 hsizecomp 26 y in: horizontal, vertical sync signal monitor the west/east output of pin 26 and measure the voltage (va) at line 142. apply 4.0 v to pin 25 and measure again the voltage (vb) at line 142. hsizecomp = va-vb hcomp: 000 east/west output line 142 east/west output line 142 east/west output line 142
LA76835NM no.7962-43/50 pincushion distortion compensation input signal symbol test point inpu t signal test method bus conditions @32 ewamp32 monitor the east/west output (parabolic wave output) of pin 26 and measure the voltage at line 22 (va) and line 142 (vb). ewamp32 = vb-va @0 ewamp0 monitor the east/west output (parabolic wave output) of pin 26 and measure the voltage at line 22 (va) and line 142 (vb). ewamp0 = vb-va ewamp000000 east/west parabolic amplitude @63 ewamp63 26 y in: horizontal, vertical sync signal monitor the east/west output (parabolic wave output) of pin 26 and measure the voltage at line 22 (va) and line 142 (vb). ewamp63 = vb-va ewamp111111 east/west output line 142 line 22 east/west output line 142 line 22 east/west output line 142 line 22
LA76835NM no.7962-44/50 trapezoidal distortion compensation input signal symbol test point inpu t signal test method bus conditions @32 ewtilt32 monitor the east/west output (parabolic wave output) of pin 26 and measure the voltage at line 22 (va) and line 262 (vb). ewtilt32 = va-vb @0 ewtilt0 monitor the east/west output (parabolic wave output) of pin 26 and measure the voltage at line 22 (va) and line 262 (vb). ewtilt0 = va-vb ewtilt:000000 east/west parabolic tilt @63 ewtilt63 26 y in: horizontal, vertical sync signal monitor the east/west output (parabolic wave output) of pin 26 and measure the voltage at line 22 (va) and line 262 (vb). ewtilt63 = va-vb ewtilt:111111 corner distortion compensation input signal symbol test point inpu t signal test method bus conditions top ewcortop monitor the east/west output (parabolic wave output) of pin 26 and measure the voltage at line 22 under conditions of cortop: 1111 (va) and cortop: 0000 (vb). ewcortop = va-vb cortop: 1111-0000 east/west parabolic corner bottom ewcorbot 26 y in: horizontal, vertical sync signal monitor the east/west output (parabolic wave output) of pin 26 and measure the voltage at line 262 under conditions of corbot: 1111 (va) and corbot: 0000 (vb). ewcorbot = va-vb corbottom: 1111-0000 continued on next page. east/west output line 262 line 22 east/west output line 262 line 22 east/west output line 262 line 22 east/west output line 22 east/west output line 262
LA76835NM no.7962-45/50 control register bit allocation map sub address msb data bits lsb da0 da1 da2 da3 da4 da5 da6 da7 t_disable afc gain&gate h.freq 00000000 1 0 1 1 1 1 1 1 vtrans audio.mute video.mute h.pahse 00001 0 0 0 1 0 0 0 0 sync.kill v.size 00010 0 1 0 0 0 0 0 0 vsepup v.kill v.posi 00011 0 0 1 0 0 0 0 0 v.test count.dwn.mod v.lin top 00100 0 0 0 1 0 0 0 0 v.comp v.lin bottom 00101 1 1 1 1 0 0 0 0 * * * v.sc 00110 (0) (0) (0) 0 1 0 1 1 r.bias 00111 0 0 0 0 0 0 0 0 g.bias 01000 0 0 0 0 0 0 0 0 b.bias 01001 0 0 0 0 0 0 0 0 * r.drive 01010 (0) 1 0 0 0 0 0 0 drive.test half tone half tone def g.drive 01011 0 0 1 1 1 0 1 0 * b.drive 01100 (0) 1 0 0 0 0 0 0 blank.def sub.bright 01101 0 1 0 0 0 0 0 0 * bright 01110 (0) 1 0 0 0 0 0 0 * contrast 01111 (0) 1 0 1 1 0 1 0 continued on next page. * operated on hv cc
LA76835NM no.7962-46/50 continued from preceding page. sub address msb data bits lsb da0 da1 da2 da3 da4 da5 da6 da7 osd cnt.test * * ods contrast 00010000 0 (0) (0) 1 0 0 0 0 coring gain (w/defeat) sharpness 10001 0 0 0 0 0 0 0 0 tint.test tint 10010 0 1 0 0 0 0 0 0 color.test color 10011 0 1 0 0 0 0 0 0 video sw * * * * filter.sys 10100 0 (0) (0) (0) (0) 0 0 0 gray mode cross b/w cbcr_in g-y angle color killer ope, 10101 0 0 0 0 (0) 0 0 0 * fbpblk.sw (fsc csync) y.apf c.bpf te st wpl ope.point (w/defeat) 10110 (0) 1 0 (0) 1 0 0 0 y gamma start dc.rest blk.str. shart (w/defeat) blk.str.gain 10111 0 0 0 0 1 1 0 0 auto.flesh c.ext c.bypass c_kill on c_kill off * * * 11000 0 0 1 0 0 (0) (0) (0) cont.test digital osd brt.abl.def mid.stp.def * - bright.abl.threshold 11001 0 0 0 0 (0) 1 0 0 * * * * r-y/b-y angle 11010 (0) (0) (0) (0) 1 0 0 0 cb dc offset cr dc offset 11011 1 0 0 0 1 0 0 0 audio sw volume 11100 0 0 0 0 0 0 0 0 * vol.fil rf.agc 11101 (0) 0 1 0 0 0 0 0 fm.mute * * vif.sys.sw * * * if.agc 11110 0 (0) (0) (0) (0) (0) (0) 0 video.level * * * * * 11111 1 0 0 (0) (0) (0) (0) (0) continued on next page.
LA76835NM no.7962-47/50 continued from preceding page. sub address msb data bits lsb da0 da1 da2 da3 da4 da5 da6 da7 * * east/west dc 00100000 (0) (0) 1 0 0 0 0 0 * * east/west amp 100001 (0) (0) 1 0 0 0 0 0 * tint. through east/west tilt 100010 (0) 0 1 0 0 0 0 0 east/west corner bottom east/west corner top 100011 0 0 0 0 0 0 0 0 ew_cor.sw * east/west test h.size.comp 100100 0 (0) 0 0 0 1 1 1 h phase bow correction h phase angle correction 100101 1 0 0 0 1 0 0 0 pre-shoot adjustment over-shoot ad justment chroma trap fil test * 100110 0 0 0 0 1 0 0 (0) h blk k h blk r 100111 1 0 0 0 1 0 0 0 sync sep sens. vm gain ycmix_sw * 101000 1 0 0 1 0 0 0 (0) vsize75 raster cut v blk select * * * * 101001 0 0 0 0 (0) (0) (0) (0) * * * * y th y gain 101010 (0) (0) (0) (0) 0 0 0 0 r width r offset b width b offset 101011 0 0 0 0 0 0 0 0 bus control register bit allocation map msb data bits lsb da0 da1 da2 da3 da4 da5 da6 da7 2nd byte x.ray * h.lock rf.agc killer v.tri * st/nonst * (0) * * * * (0) *
LA76835NM no.7962-48/50 initial conditions register register t.disable 1hex blk.str.start 3hex afc.gain&gate 0hex blk.str.gain 0hex h.freq 3fhex auto.flesh 0hex vtrans 0hex c.ext 0hex audio.mute 0hex c.bypass 1hex video.mute 0hex c.kill.on 0hex h.phase 10hex c.kill.off 0hex sync.kill 0hex cont.test 0hex v.size 40hex digital.osd 0hex v.sepup 0hex brt.abl.def 0hex v.kill 0hex mid.stp.def 0hex v.posi 20hex bright.abl.threshold 4hex v.test 0hex r-y/b-y.angle 8hex cd.mode 0hex cb.dc.offset 8hex v.lin.top 10hex cr .dc.offset 8hex v.comp 7hex audio.sw 0hex v.lin.bottom 10hex volume 0hex v.sc bhex s.trap.sw 0hex r.bias 0hex vol.fil 0hex g.bias 0hex rf.agc 20hex b.bias 0hex fm.mute 0hex r.drive 40hex vif. sys.sw 0hex g.drive ahex if.agc 0hex b.drive 40hex video.level 4hex drive.test 0hex east/west.dc 20hex half.tone 1hex east /west.amp 20hex half.tone.def 1hex ea st/west.tilt 20hex blank.def 0hex tint.through 0hex sub.bias 40hex east/wes t.corner.bottom 0hex bright 40hex east/wes t.corner.top 0hex contrast 40hex east/w est.corner.sw 0hex osd.contrast 10hex hlock.vdet 0hex osd.cnt.test 0hex east/west.test 0hex coring.gain 0hex h.size.comp 7hex sharpness 0hex h.phase.bow.correction 8hex tint 40hex h.phase.a ngle.correction 8hex tint.test 0hex pre-shoot.adjustment 0hex color 40hex over-shoot.adjustment 0hex color.test 0hex chroma.trap.fil.test 4hex video.sw 0hex h.blk.l 8hex filter.sys 0hex h.blk.r 8hex gray.mode 0hex sync.sep.sence 4hex cross.b/w 0hex vm.gain 4hex cbcr.in 0hex ycmix.sw 0hex g-y.angle.sw 0hex v.size0.75 0hex color.kill.ope 0hex raster.cut 0hex fbpblk.sw 1hex v.blk.select 0hex (fsc.or.csync) 0hex y.th 0hex y.apf 0hex y.gaain 0hex c.bpf.test 2hex r.width 0hex wpl.ope.point 0hex r.offset 0hex y.gamma.start 0hex b.width 0hex dc.rest 0hex b.offset 0hex
LA76835NM no.7962-49/50 pin assignment pin function pin function 1 f.gnd 80 if gnd 2 f.gnd 79 pif input1 3 f.gnd 78 pif input2 4 f.gnd 77 rf agc output 5 if v cc 76 pif agc 6 fm filter 75 fm output 7 aft output 74 fm&vol v cc 8 bus data 73 audio output 9 bus clock 72 nc 10 abl 71 fm noise filter 11 red input 70 nc 12 green input 69 sif input 13 blue input 68 sif apc filter 14 fast blanking input 67 sif output 15 hs 66 ext. audio input 16 vs 65 apc filter 17 rgb v cc 64 f.gnd 18 red output 63 f.gnd 19 green output 62 f.gnd 20 blue output 61 f.gnd 21 f.gnd 60 vco coil 1 22 f.gnd 59 vco coil 2 23 f.gnd 58 fll filter 24 f.gnd 57 nc 25 v size comp input 56 video output 26 e/w output 55 dc rest & black level detector 27 vertical output 54 inter nal video input (s-c in) 28 ramp alc filter 53 video/vertical v cc 29 horizontal/bus v cc 52 external video input (y in) 30 horizontal afc filter 51 nc 31 horizontal output 50 selecterd video output 32 cpu v cc 49 video/chroma/vertical gnd 33 flyback pulse input 48 vm input 34 h vco i ref 47 clamp filter 35 cpu reset 46 3.58mhz crystal 36 h.gnd 45 chroma apc filter 37 vm output 44 fsc (3.58mhz) output 38 x-ray 43 f.gnd 39 cb input 42 f.gnd 40 cr input 41 f.gnd
LA76835NM ps no.7962-50/50 specifications of any and all sanyo semiconductor products described or contained herein stipulate the performance, characteristics, and functions of the described products in the independent state, and are not guarantees of the performance, characteristics, and functions of the described products as mounted in the customer's products or equipment. to verify symptoms and states that cannot be evaluated in an independent device, the customer should always evaluate and test devices mounted in the customer's products or equipment. sanyo semiconductor co., ltd. strives to supply high-quality high-reliability products. however, any and all semiconductor products fail with some probability. it is possible that these probabilistic failures could give rise to accidents or events that could endanger human lives, that could give rise to smoke or fire, or that could cause damage to other property. when designing equipment, adopt safety measures so that these kinds of accidents or events cannot occur. such measures include but are not limited to protective circuits and error prevention circuits for safe design, redundant design, and structural design. in the event that any or all sanyo semiconductor products (including technical data,services) described or contained herein are controlled under any of applicable local export control laws and regulations, such products must not be exported without obtaining the export license from the authorities concerned in accordance with the above law. no part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying and recording, or any information storage or retrieval system, or otherwise, without the prior written permission of sanyo semiconductor co., ltd. any and all information described or contained herein are subject to change without notice due to product/technology improvement, etc. when designing equipment, refer to the "delivery specification" for the sanyo semiconductor product that you intend to use. information (including circuit diagrams and circuit parameters) herein is for example only; it is not guaranteed for volume production. sanyo semiconductor believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use or any infringements of intellectual property rights or other rights of third parties. this catalog provides information as of december, 2006. specifications and inform ation herein are subject to change without notice.

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