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Content A4 and A3 format pages. Exactly what I needed to restore my old receiver.
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Content A4 and A3 format pages. Exactly what I needed to restore my old receiver.
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Thanks you very much for this "hard to find" service manual.
Will help a lot in repairing this receiver.
 ;
Thanks you very much for this "hard to find" service manual.
Will help a lot in repairing this receiver.
 ;
Thanks you very much for this "hard to find" service manual.
Will help a lot in repairing this receiver.
5 Troubleshooting
5-2-9 No Operating High Light Zone
Change the video signal to windows pattern.
WAVEFORMS
21 IC101, #14, 15
Does not the High Light Zone appear? Yes
21 22
No
Done.
Are the waveforms right on IC101 Pin 14 and 15 (19�:IC105 Pin 14 and 15). Yes
No Check connection Assy (CN102). 22 IC105, #14, 15
23
Is the waveform right on IC101 Pin 18 (19�: IC105 Pin 18). Yes Check and replace IC105 (19�: IC101) Yes Done.
No
Check and replace IC103 (19�: IC103).
23 IC105, #18
AQ17HS/AQ17IS/AQ17NS AQ19MS/AQ19IS/AQ19NS/AQ19FS
5-19
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