LC-32D50U
6 – 6
No video output during digital broadcasting reception
Is video signal sent to output terminal pin 4 of tuner (TU1101)?
NO
Check or replace the tuner's peripheral circuits.
YES
Is video signal fed to pin 7 of IC1103 (LEVEL ADJ)?
NO
Is control signal for level adjustment fed from pin 1 of IC1104 to
pin 6 of IC1103?
YES
NO
Check or replace IC1104 (CONTROL) and peripheral circuits.
Is video signal fed to pin 244 of IC3301 (Trident) via L.P.F. composed of Q2204 and Q2208?
YES
NO
Check between IC1103 and IC3301. (Q2204 ,Q2208, etc.)
Are digital video (LVDS) signals sent from pins 28-31 and 34-37
of IC3301?
NO
Check IC3301 and peripheral circuits.
YES
Check LCD_CONTROL PWB.
Содержание Aquos LC 32D50U
Страница 49: ...LC 32D50U 9 2 11 13 12 14 15 16 18 19 17 ...
Страница 52: ...LC 32D50U 9 5 MAIN Unit Side B 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I ...
Страница 53: ...LC 32D50U 9 6 11 13 12 14 15 16 18 19 17 ...
Страница 56: ...LC 32D50U 9 9 IF Unit Side A H G F E D C B A 1 2 3 4 5 6 ...
Страница 58: ...LC 32D50U 9 11 POWER SUPPLY Unit Side A H G F E D C B A 1 2 3 4 5 6 ...
Страница 59: ...LC 32D50U 9 12 POWER SUPPLY Unit Side B H G F E D C B A 1 2 3 4 5 6 ...
Страница 62: ...LC 32D50U 10 2 2 MAIN Unit 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 1 22 ...
Страница 63: ...LC 32D50U 10 3 11 13 12 14 15 16 18 19 17 ...
Страница 64: ...LC 32D50U 10 4 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 2 22 ...
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Страница 66: ...LC 32D50U 10 6 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 3 22 ...
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Страница 74: ...LC 32D50U 10 14 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 7 22 ...
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Страница 76: ...LC 32D50U 10 16 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 8 22 ...
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Страница 78: ...LC 32D50U 10 18 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 9 22 ...
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Страница 80: ...LC 32D50U 10 20 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 10 22 ...
Страница 81: ...LC 32D50U 10 21 11 13 12 14 15 16 18 19 17 ...
Страница 82: ...LC 32D50U 10 22 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 11 22 ...
Страница 83: ...LC 32D50U 10 23 11 13 12 14 15 16 18 19 17 ...
Страница 84: ...LC 32D50U 10 24 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 12 22 ...
Страница 85: ...LC 32D50U 10 25 11 13 12 14 15 16 18 19 17 ...
Страница 86: ...LC 32D50U 10 26 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 13 22 ...
Страница 87: ...LC 32D50U 10 27 11 13 12 14 15 16 18 19 17 ...
Страница 88: ...LC 32D50U 10 28 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 14 22 ...
Страница 89: ...LC 32D50U 10 29 11 13 12 14 15 16 18 19 17 ...
Страница 90: ...LC 32D50U 10 30 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 15 22 ...
Страница 91: ...LC 32D50U 10 31 11 13 12 14 15 16 18 19 17 ...
Страница 92: ...LC 32D50U 10 32 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 16 22 ...
Страница 93: ...LC 32D50U 10 33 11 13 12 14 15 16 18 19 17 ...
Страница 94: ...LC 32D50U 10 34 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 17 22 ...
Страница 95: ...LC 32D50U 10 35 11 13 12 14 15 16 18 19 17 ...
Страница 96: ...LC 32D50U 10 36 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 18 22 ...
Страница 97: ...LC 32D50U 10 37 11 13 12 14 15 16 18 19 17 ...
Страница 98: ...LC 32D50U 10 38 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 19 22 ...
Страница 99: ...LC 32D50U 10 39 11 13 12 14 15 16 18 19 17 ...
Страница 100: ...LC 32D50U 10 40 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 20 22 ...
Страница 101: ...LC 32D50U 10 41 11 13 12 14 15 16 18 19 17 ...
Страница 102: ...LC 32D50U 10 42 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 21 22 ...
Страница 103: ...LC 32D50U 10 43 11 13 12 14 15 16 18 19 17 ...
Страница 104: ...LC 32D50U 10 44 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 22 22 ...
Страница 105: ...LC 32D50U 10 45 11 13 12 14 15 16 18 19 17 ...
Страница 106: ...LC 32D50U 10 46 3 IF Unit 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I IF Unit 1 2 ...
Страница 107: ...LC 32D50U 10 47 11 13 12 14 15 16 18 19 17 ...
Страница 108: ...LC 32D50U 10 48 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I IF Unit 2 2 ...
Страница 109: ...LC 32D50U 10 49 11 13 12 14 15 16 18 19 17 ...
Страница 110: ...LC 32D50U 10 50 4 LED Unit H G F E D C B A LED Unit 1 2 3 4 5 6 ...
Страница 111: ...LC 32D50U 10 51 5 KEY Unit H G F E D C B A KEY Unit 1 2 3 4 5 6 ...
Страница 114: ...LC 32D50U 10 54 MEMO ...
Страница 147: ...LC 32D50U 33 10 PACKING PARTS NOT REPLACEMENT ITEM X1 X2 X7 X5 X3 X4 S4 S2 S3 S6 S10 S1 S6 S6 S8 S6 S5 S7 S9 X6 X8 ...