46
PG-C30XU
TROUBLE SHOOTING TABLE FOR PC I/F UNIT-5
Yes
Yes
No
No
Yes
No
No
Yes
Yes
Yes
Yes
Yes
No
No
Is there signal at TL614?
No
No
No
IC8029 or its peripheral circuit faulty.
Yes
No
Is there signal at pin (19) of CON2
(P8404) connecter?
Check the video
system's blue video
circuit and its
peripheral circuits.
Is there signal at pin (133) of IC8606?
Is there signal at pin (133) of IC8606?
outpur PWB faulty.
IC8606 or its peripheral circuit faulty.
Are there signals at TL8048 and
TL8049?
Are there signals at pins (85) thru (93)
of IC8020?
IC8025 or its peripheral circuit faulty.
Are there signals at pins (74) thru (83)
of IC8020?
IC8020 or its peripheral circuit faulty.
CON4 (P8405), IC8051 or their
peripheral parts faulty.
Are there signals at pins (21) thru (30)
of IC8051?
IC8609 or its peripheral circuit faulty.
output PWB faulty.
Checking the S-
XGA's blue video
circuit and its
peripheral circuits
Checking the VGA's
blue video circuit
and its peripheral
circuits
D
D
Are there signals at pins (45) thru
(49), (51), thru (53), (56) thru (58),
(60) thru (64) of IC8606?
Are there signals at pins (45) thru
(49), (51), thru (53), (56) thru (58),
(60) thru (64) of IC8606?
Yes
Summary of Contents for Notevision PG-C30XU
Page 49: ...51 PG C30XU 50 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H BLOCK DIAGRAM ...
Page 50: ...53 PG C30XU 52 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H OVERALL WIRING DIAGRAM ...
Page 53: ...57 PG C30XU 56 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë SIGNAL UNIT 1 2 ...
Page 54: ...59 PG C30XU 58 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë SIGNAL UNIT 2 2 ...
Page 55: ...61 PG C30XU 60 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë PC TERMINAL UNIT ...
Page 56: ...63 PG C30XU 62 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë SOUND OUT REGULATOR UNIT ...
Page 57: ...65 PG C30XU 64 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë OUTPUT UNIT 1 6 ...
Page 58: ...67 PG C30XU 66 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë OUTPUT UNIT 2 6 ...
Page 59: ...69 PG C30XU 68 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë OUTPUT UNIT 3 6 ...
Page 60: ...71 PG C30XU 70 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë OUTPUT UNIT 4 6 ...
Page 61: ...73 PG C30XU 72 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë OUTPUT UNIT 5 6 ...
Page 62: ...75 PG C30XU 74 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë OUTPUT UNIT 6 6 ...
Page 63: ...77 PG C30XU 76 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë VIDEO UNIT ...
Page 64: ...79 PG C30XU 78 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë POWER and INLET UNIT POWER INLET ...
Page 65: ...81 PG C30XU 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 1 9 ...
Page 66: ...83 PG C30XU 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 2 9 ...
Page 67: ...85 PG C30XU 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 3 9 ...
Page 68: ...87 PG C30XU 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 4 9 ...
Page 69: ...89 PG C30XU 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 5 9 ...
Page 70: ...91 PG C30XU 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 6 9 ...
Page 71: ...93 PG C30XU 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 7 9 ...
Page 72: ...95 PG C30XU 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 8 9 ...
Page 73: ...97 PG C30XU 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 9 9 ...
Page 76: ...100 PG C30XU 6 5 4 3 2 1 A B C D E F G H Output Unit Wiring Side ...
Page 77: ...101 PG C30XU 6 5 4 3 2 1 A B C D E F G H Output Unit Component Side ...
Page 78: ...102 PG C30XU 6 5 4 3 2 1 A B C D E F G H PC I F Unit Wiring Side PC I F Unit Component Side ...
Page 80: ...104 PG C30XU 6 5 4 3 2 1 A B C D E F G H Power Unit Wiring Side Power Unit Component Side ...
Page 81: ...105 PG C30XU 6 5 4 3 2 1 A B C D E F G H Inlet Unit Wiring Side Inlet Unit Component Side ...