Service manual product type: lcd tv chassis: ml-024b manual series: manual part #: model line: product year: 2003 l20v26c model series: contents specifications ..............................................................4 description of controls .................................................5 a...
- 2 - product safety important safety notice this manual was prepared for use only by properly trained audiovisual service technicians. When servicing this product, under no circumstances should the original design be modified or altered without permission from zenith electronics corporation. All co...
- 3 - specifications.................................................................4 description of controls ...........................................5 adjustment instructions ..........................................8 block diagram..................................................................
- 4 - specifications model l20v26c horizontal size (inch) 22.68 height (inch) 18.64 thickness (inch) 3.33 weight (pound) 22.05 power requirements dc 15v/4.5a television system ntsc television channels vhf : 2 ~ 13, uhf : 14 ~ 69 cable : 01 ~ 125 display lcd panel power consumption 70 w external ante...
- 5 - description of controls front of the front of the tv tv ch vol enter menu tv/video on/of f side control panel side control panel tv/video button enter button channel buttons power button menu button volume buttons remote control sensor power/standby indicator illuminates brightly when the tv i...
- 6 - back of the back of the tv tv dc (15v) s ant in 75 Ω l l y pb pr dvd / dtv (480i/480p) dc in (15v) ant in 75 Ω l l y p b p r dvd / dtv in component(480i/480p) l r audio s-video in moniter out h/p r l video video audio r l audio mono power input antenna input dvd/dtv input headphone jack audio/...
- 7 - power apc menu mute sleep ch enter vol vol ch cc tv/video 0 2 3 5 6 4 8 9 7 1 mts fcr memory/erase a.Prog flashbk dasp tv/video closed captions mute enter volume ( f g ) sleep timer power numbers apc menu channel ( de ) mts fcr auto program dasp flashbk memory/erase remote control buttons remo...
- 8 - adjustment instructions 1. Application object this instruction is for the application to the lcd tv, ml- 024b/c. 2. Notes (1) connect the power correctly, then start the adjustment. (2) the adjustments must be performed in the correct sequence. (3) the adjustments must be performed in the circ...
- 9 - block diagram ml -024b chassis block diagram power (smps) inveer ter assay tunertuner ant (rf) input dvd/dtv input (480i/480p) r/g/b/fb l/r in tv l/r out cvbs in id -1 ic501 scaler(format converter) lg8801 ic701 ad converter ad9883 rf v . Aft sif audio sw2 sw1 b+ if -0ut adc 33v sda scl ctr ag...
- 10 - exploded view 112 420 410 120 120 530 330 300 340 510 310 540 520 400 430
- 11 - 112 6306v20002a lcd module,v201v1-t01 vga chimei tft color 120 120-d44e speaker,fullrange g705/080701a 4ohm 3/5w 80db 70x50mm 300 3091v00a20q cabinet assembly,ru-20la30 stereo mf002a skd zenith 310 5020v00552h button,control ru-15la31 hf-380 7 key dark gray 330 5020v00553e button,power ru-15l...
- 12 - replacement parts list loca. No part no description d601 d602 d801 d802 d807 d896 d897 d898 d899 led1 zd202 zd203 zd204 zd220 zd221 zd222 zd400 c10 c101 c113 c209 c211 c225 c226 c254 c255 c278 c281 c282 c289 c351 c353 c354 c356 c357 c361 c362 c364 c380 c381 c403 c404 c408 c412 c499 c501 0dd18...
- 13 - loca. No part no description c523 c526 c541 c564 c573 c578 c581 c601 c602 c605 c613 c614 c616 c617 c620 c621 c624 c625 c626 c627 c629 c633 c643 c646 c647 c648 c649 c651 c652 c654 c655 c711 c713 c800 c801 c802 c803 c804 c805 c806 c807 c808 c814 c815 c817 c820 c834 c835 dj201 0ce104dk618 0ce107...
- 14 - loca. No part no description l402 l501 l515 l517 l580 l600 l602 l603 l701 l702 l703 l800 l801 l804 l805 l806 l807 l808 l99 r1108 r1109 r1110 r1111 r1112 r226 r228 r229 r230 r231 r505 z100 z500 z600 f101 f102 l401 l803 p1101 p1102 pa1101 t801 tu401 a1 a2 a3 a4 6210tce001g 6210tce001g 6210tce00...
Main(top) main(bottom) control board power s/w.
