19
LC-20E1E
TROUBLE SHOOTING TABLE
(Continued)
No sound (2/2)
Check all the settings microprocessor
’s adjust process menu.
Yes
No
No
No sound from SCART
No
SCART sound failure
Yes
No
Check IC1901 and its
peripheral parts.
Is output at pins (36) and (37) of
IC1901 normal?
Check IC1902 and its
peripheral parts.
Is output at pins (1) and (7) of
IC1902 normal?
Check their lines and their
peripheral parts.
Is input at pins (53) and (54) of
IC1901 normal?
Check IC1901 and its
peripheral parts.
Is output at pins (27) and (28) of
IC1901 normal?
Содержание Aquos LC-20E1E
Страница 21: ...21 LC 20E1E 17 16 19 18 15 14 13 12 11 10 INVERTER A Unit INVERTER B Unit ...
Страница 24: ...24 LC 20E1E 8 7 10 9 6 5 4 3 2 1 A B C D E F G H OVERALL WIRING DIAGRAM ...
Страница 25: ...25 LC 20E1E 17 16 19 18 15 14 13 12 11 10 ...
Страница 27: ...27 LC 20E1E 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM Ë R C LED and OPERATION Unit R C LED OPERATION ...
Страница 28: ...28 LC 20E1E 8 7 10 9 6 5 4 3 2 1 A B C D E F G H Ë MAIN Unit 1 6 ...
Страница 29: ...29 LC 20E1E 17 16 19 18 15 14 13 12 11 10 ...
Страница 30: ...30 LC 20E1E 8 7 10 9 6 5 4 3 2 1 A B C D E F G H Ë MAIN Unit 2 6 ...
Страница 31: ...31 LC 20E1E 17 16 19 18 15 14 13 12 11 10 ...
Страница 32: ...32 LC 20E1E 8 7 10 9 6 5 4 3 2 1 A B C D E F G H Ë MAIN Unit 3 6 ...
Страница 33: ...33 LC 20E1E 17 16 19 18 15 14 13 12 11 10 ...
Страница 34: ...34 LC 20E1E 8 7 10 9 6 5 4 3 2 1 A B C D E F G H Ë MAIN Unit 4 6 ...
Страница 35: ...35 LC 20E1E 17 16 19 18 15 14 13 12 11 10 ...
Страница 36: ...36 LC 20E1E 8 7 10 9 6 5 4 3 2 1 A B C D E F G H Ë MAIN Unit 5 6 ...
Страница 37: ...37 LC 20E1E 17 16 19 18 15 14 13 12 11 10 ...
Страница 38: ...38 LC 20E1E 8 7 10 9 6 5 4 3 2 1 A B C D E F G H Ë MAIN Unit 6 6 ...
Страница 39: ...39 LC 20E1E 17 16 19 18 15 14 13 12 11 10 ...
Страница 40: ...40 LC 20E1E 8 7 10 9 6 5 4 3 2 1 A B C D E F G H Ë TUNER Unit 1 4 ...
Страница 41: ...41 LC 20E1E 17 16 19 18 15 14 13 12 11 10 ...
Страница 42: ...42 LC 20E1E 8 7 10 9 6 5 4 3 2 1 A B C D E F G H Ë TUNER Unit 2 4 ...
Страница 43: ...43 LC 20E1E 17 16 19 18 15 14 13 12 11 10 ...
Страница 44: ...44 LC 20E1E 8 7 10 9 6 5 4 3 2 1 A B C D E F G H Ë TUNER Unit 3 4 ...
Страница 45: ...45 LC 20E1E 17 16 19 18 15 14 13 12 11 10 ...
Страница 46: ...46 LC 20E1E 8 7 10 9 6 5 4 3 2 1 A B C D E F G H Ë TUNER Unit 4 4 ...
Страница 47: ...47 LC 20E1E 17 16 19 18 15 14 13 12 11 10 ...
Страница 48: ...48 LC 20E1E 6 5 4 3 2 1 A B C D E F G H Ë INVERTER A Unit ...
Страница 49: ...49 LC 20E1E 6 5 4 3 2 1 A B C D E F G H Ë INVERTER B Unit ...
Страница 51: ...51 LC 20E1E 6 5 4 3 2 1 A B C D E F G H INVERTER A Unit Chip Parts Side INVERTER B Unit Chip Parts Side ...
Страница 52: ...52 LC 20E1E 6 5 4 3 2 1 A B C D E F G H MAIN Unit Side A ...
Страница 54: ...54 LC 20E1E 6 5 4 3 2 1 A B C D E F G H MAIN Unit Side B ...
Страница 57: ...57 LC 20E1E 6 5 4 3 2 1 A B C D E F G H TUNER Unit Component Side ...