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39
PG-C30XU
TROUBLE SHOOTING TABLE
(Continued)
No audio output
Yes
No
Check the input, the switching circuit
of IC3303 and IC3304, and their
peripheral circuit,SC3001,SC1502,etc.
Are there audio signal inputs at pin
(2) of IC1411?
Yes
No
Check the IC1411 control voltage,and
its peripheral circuits.
Are there audio signal outputs at pin
(2) of P5508?
Yes
No
Check IC7301 and its peripheral
circuits.
Are there audio signal outputs at pin
(6) of IC7301?
Check IC7301 and its peripheral
circuits, and the SP connectors and
speakers.
If the voltage at pin (2) of IC7301 is
not as specified, check Q5501,
Q5502 and their peripheral circuits.
Checkig the Power Unit
There is no voltage output at
EA connector.
Yes
No
No
No
No
No
Yes
Yes
Yes
Yes
Is there any other output
voltage failure?
Is EA connector disconnected
or loose?
Is AC voltage (85-264V)
applied across the PA
connector?
Is TF701 open?
Is R706 open?
Reconnect the EA connector.
Replace F701 or Check
Bimetal SW.
Which output voltage line fails?
Replace ICP751.
Replace R700.
Replace Power
unit.
Replace TF701.
6.7V
Содержание Notevision PG-C30XU
Страница 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 ...
Страница 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 ...
Страница 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 ...
Страница 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 ...
Страница 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 ...
Страница 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 ...
Страница 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 ...
Страница 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 ...
Страница 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 ...
Страница 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 ...
Страница 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 ...
Страница 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 ...
Страница 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 ...
Страница 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 ...
Страница 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 ...
Страница 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 ...
Страница 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 ...
Страница 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 ...
Страница 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 ...
Страница 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 ...
Страница 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 ...
Страница 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 ...
Страница 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 ...
Страница 76: ...100 PG C30XU 6 5 4 3 2 1 A B C D E F G H Output Unit Wiring Side ...
Страница 77: ...101 PG C30XU 6 5 4 3 2 1 A B C D E F G H Output Unit Component Side ...
Страница 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 ...
Страница 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 ...
Страница 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 ...