LC-42D43U
4 – 4
<Component video signal input> No video output (2)
No video output from external input <<INPUT-2>>
Select INPUT-2 and the input signal on the input switching menu
screen.
Is INPUT-2 selected on the input switching menu screen?
NO
When INPUT-2 cannot be selected since the characters INPUT-2
on the menu screen are gray.
YES
Is the video signal detection function normal?
Check between J502 and pin 76 of IC501.
Is video signal fed to pin 71 of IC501 (AV SWITCH)?
NO
Check between J502 and pin 71 of IC501.
YES
Is video signal sent to pin 60 of IC501?
NO
Check IC501 (AV SWITCH) and peripheral circuits.
YES
Is video signal sent to pin 2 of TERMINAL_UNIT connector
(FC_SC501)?
NO
Check between IC501 and SC501. (Q501, Q502, etc.)
YES
Is video signal fed to pin 2 of MAIN_UNIT connector
(FC_SC1101)?
NO
Check the board-to-board cable “FC”.
YES
Is video signal fed to pin K25 of IC8101 (Broadcom) via L.P.F.
composed of Q2202 and Q2210?
NO
Check between IC501 and IC3301. (Q2202, Q2210, etc.)
YES
Are digital video (LVDS) signals sent from pins 37-42 and 45-48
of IC2602?
NO
Check IC2602 and peripheral circuits.
Are digital video (COMOS) signal sent from IC8101 (DVODATA 0
~ 23, DVOCLKO, DVODE, DVOHSYNC, DVOVSYNC)?
NO
Check IC8101 and peripheral circuits.
YES
Check LCD_CONTROL PWB.
Содержание Aquos LC-42D~43U
Страница 5: ...LC 42D43U 1 1 LC 42D43U Service Manual CHAPTER 1 OPERATION MANUAL 1 SPECIFICATIONS ...
Страница 6: ...LC 42D43U 1 2 2 OPERATION MANUAL ...
Страница 7: ...LC 42D43U 1 3 ...
Страница 8: ...LC 42D43U 1 4 ...
Страница 9: ...LC 42D43U 1 5 ...
Страница 10: ...LC 42D43U 1 6 ...
Страница 11: ...LC 42D43U 1 7 ...
Страница 12: ...LC 42D43U 1 8 3 DIMENSIONS ...
Страница 33: ...LC 42D43U 3 2 30 80 80 1 CN2 IC1 7 QCNW G417WJQZ 14 12 CN7502 LA2 CN7501 LA1 ...
Страница 36: ...LC 42D43U 3 5 MEMO ...
Страница 38: ...LC 42D43U 4 2 2 SCHEMATIC DIAGRAM 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 1 ...
Страница 39: ...LC 42D43U 4 3 11 13 12 14 15 16 18 19 17 ...
Страница 40: ...LC 42D43U 4 4 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 2 ...
Страница 41: ...LC 42D43U 4 5 11 13 12 14 15 16 18 19 17 ...
Страница 42: ...LC 42D43U 4 6 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 3 ...
Страница 43: ...LC 42D43U 4 7 11 13 12 14 15 16 18 19 17 ...
Страница 44: ...LC 42D43U 4 8 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 4 ...
Страница 45: ...LC 42D43U 4 9 11 13 12 14 15 16 18 19 17 ...
Страница 46: ...LC 42D43U 4 10 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 5 ...
Страница 47: ...LC 42D43U 4 11 11 13 12 14 15 16 18 19 17 ...
Страница 48: ...LC 42D43U 4 12 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 6 ...
Страница 49: ...LC 42D43U 4 13 11 13 12 14 15 16 18 19 17 ...
Страница 50: ...LC 42D43U 4 14 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 7 ...
Страница 51: ...LC 42D43U 4 15 11 13 12 14 15 16 18 19 17 ...
Страница 52: ...LC 42D43U 4 16 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 8 ...
Страница 53: ...LC 42D43U 4 17 11 13 12 14 15 16 18 19 17 ...
Страница 54: ...LC 42D43U 4 18 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 9 ...
Страница 55: ...LC 42D43U 4 19 11 13 12 14 15 16 18 19 17 ...
Страница 56: ...LC 42D43U 4 20 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 10 ...
Страница 57: ...LC 42D43U 4 21 11 13 12 14 15 16 18 19 17 ...
Страница 58: ...LC 42D43U 4 22 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 11 ...
Страница 59: ...LC 42D43U 4 23 11 13 12 14 15 16 18 19 17 ...
Страница 60: ...LC 42D43U 4 24 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 12 ...
Страница 61: ...LC 42D43U 4 25 11 13 12 14 15 16 18 19 17 ...
Страница 62: ...LC 42D43U 4 26 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 13 ...
Страница 63: ...LC 42D43U 4 27 11 13 12 14 15 16 18 19 17 ...
Страница 64: ...LC 42D43U 4 28 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 14 ...
Страница 65: ...LC 42D43U 4 29 11 13 12 14 15 16 18 19 17 ...
Страница 66: ...LC 42D43U 4 30 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 15 ...
Страница 67: ...LC 42D43U 4 31 11 13 12 14 15 16 18 19 17 ...
Страница 68: ...LC 42D43U 4 32 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 16 ...
Страница 69: ...LC 42D43U 4 33 11 13 12 14 15 16 18 19 17 ...
Страница 70: ...LC 42D43U 4 34 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 17 ...
Страница 71: ...LC 42D43U 4 35 11 13 12 14 15 16 18 19 17 ...
Страница 72: ...LC 42D43U 4 36 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 18 ...
Страница 73: ...LC 42D43U 4 37 11 13 12 14 15 16 18 19 17 ...
Страница 74: ...LC 42D43U 4 38 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 19 ...
Страница 75: ...LC 42D43U 4 39 11 13 12 14 15 16 18 19 17 ...
Страница 76: ...LC 42D43U 4 40 AV TERMINAL Unit 1 2 ...
Страница 77: ...LC 42D43U 4 41 ...
Страница 78: ...LC 42D43U 4 42 AV TERMINAL Unit 2 2 ...
Страница 79: ...LC 42D43U 4 43 ...
Страница 80: ...LC 42D43U 4 44 MEMO ...
Страница 104: ...LC 42D43U 24 7 PACKING PARTS S5 S4 S4 S3 S1 S2 S4 S4 S7 S6 ...
Страница 106: ...LC 42D43U 2007 TQ2345 S SH DS SHARP CORPORATION AV Systems Group CS Promotion Center Yaita Tochigi 329 2193 Japan ...