45
XG-NV7XU
TROUBLE SHOOTING TABLE FOR PC I/F UNIT-6
Checking the OSD circuit and its peripheral circuits
Display OSD on the screen.
Yes
No
Are there signals at pins (56), (58),
(71) and (72) of IC8048 (TL8054,
TL8053, TL8052 and TL8051)?
IC8029 or its peripheral circuit faulty.
Yes
No
Are there signals at pins (12), (14)
thru (17) and (20) of IC8046?
IC8048 or its peripheral circuit faulty.
Yes
No
Are there signals at pins (23) thru
(42) of IC8046?
IC8046 or its peripheral circuit faulty.
IC8048 or its peripheral circuit faulty.
Yes
No
Using remote controller, is there
signal at pin (8) of IC8001?
IC8006 circuit faulty.
IC8001 faulty.
Checking the remote control
Yes
No
Run the remote control. Are there
signals at pin (47) of P8405 connector
(or R294)?
Output unit faulty.
Содержание Notevision XG-NV7XU
Страница 2: ...2 XG NV7XU Specifications ...
Страница 8: ...8 XG NV7XU Location of Controls ...
Страница 12: ...12 XG NV7XU Connection Pin Assignments ...
Страница 47: ...49 XG NV7XU 48 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H BLOCK DIAGRAM TERMINAL UNIT ...
Страница 48: ...51 XG NV7XU 50 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H OVERALL WIRING DIAGRAM TERMINAL ...
Страница 51: ...55 XG NV7XU 54 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë MAIN UNIT 1 7 ...
Страница 52: ...57 XG NV7XU 56 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë MAIN UNIT 2 7 ...
Страница 53: ...59 XG NV7XU 58 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë MAIN UNIT 3 7 ...
Страница 54: ...61 XG NV7XU 60 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë MAIN UNIT 4 7 ...
Страница 55: ...63 XG NV7XU 62 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë MAIN UNIT 5 7 ...
Страница 56: ...65 XG NV7XU 64 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë MAIN UNIT 6 7 ...
Страница 57: ...67 XG NV7XU 66 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë MAIN UNIT 7 7 ...
Страница 58: ...69 XG NV7XU 68 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë TERMINAL UNIT ...
Страница 59: ...71 XG NV7XU 70 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë SOUND OUT UNIT ...
Страница 60: ...72 XG NV7XU 8 7 10 9 6 5 4 3 2 1 A B C D E F G H Ë R C RECEIVER UNIT 6 5 4 3 2 1 A B C D E F G H ...
Страница 61: ...73 XG NV7XU 17 16 19 18 15 14 13 12 11 10 6 5 4 3 2 1 A B C D E F G H Ë OPERATION KEY UNIT ...
Страница 62: ...75 XG NV7XU 74 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë PC I F UNIT 1 12 ...
Страница 63: ...77 XG NV7XU 76 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë PC I F UNIT 2 12 ...
Страница 64: ...79 XG NV7XU 78 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë PC I F UNIT 3 12 ...
Страница 65: ...81 XG NV7XU 80 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë PC I F UNIT 4 12 ...
Страница 66: ...83 XG NV7XU 82 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë PC I F UNIT 5 12 ...
Страница 67: ...85 XG NV7XU 84 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë PC I F UNIT 6 12 ...
Страница 68: ...87 XG NV7XU 86 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë PC I F UNIT 7 12 ...
Страница 69: ...89 XG NV7XU 88 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë PC I F UNIT 8 12 ...
Страница 70: ...91 XG NV7XU 90 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë PC I F UNIT 9 12 ...
Страница 71: ...93 XG NV7XU 92 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë PC I F UNIT 10 12 ...
Страница 72: ...95 XG NV7XU 94 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë PC I F UNIT 11 12 ...
Страница 73: ...97 XG NV7XU 96 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë PC I F UNIT 12 12 ...
Страница 74: ...98 XG NV7XU 8 7 10 9 6 5 4 3 2 1 A B C D E F G H Ë PC I F SUB UNIT 1 6 5 4 3 2 1 A B C D E F G H ...
Страница 75: ...99 XG NV7XU 17 16 19 18 15 14 13 12 11 10 6 5 4 3 2 1 A B C D E F G H Ë PC I F SUB UNIT 2 ...
Страница 76: ...100 XG NV7XU 6 5 4 3 2 1 A B C D E F G H Main Unit Wiring Side PRINTED WIRING BOARD ASSEMBLIES ...
Страница 77: ...101 XG NV7XU 6 5 4 3 2 1 A B C D E F G H Main Unit Component Side ...
Страница 79: ...103 XG NV7XU 6 5 4 3 2 1 A B C D E F G H PC I F Unit Component Side ...
Страница 82: ...106 XG NV7XU 6 5 4 3 2 1 A B C D E F G H Operation Key Unit Component Side Operation Key Unit Wiring Side ...