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Very good manual. Plenty of service information including alignment instructions. Clear circuit diagram. Excellent, thank you.
 ;
Good morning, the service manual you sent me was perfect.
Your service and answering are excellent.
I recomend this service.
Best regards.
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I had been looking everywhere for a proper service manual for this VCR. Everywhere else that has this available for download has a very light version. This is the full service manual with all aspects that would interest anyone looking for the service manual for the AIWA HV-MX100 Worldwide VHS VCR. Great quality (as always). A winner hands down. Best Quality.
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Top quality manual. Covers all aspects you'd expect in a top quality service manual for this Panasonic VHS VCR. The manual resolution is high. Another top quality manual from the only site worth downloading manuals from! If you're looking for a manual for the PV-9662 VHS VCR, this is the one you'll want to get!
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complete part-lists and pcb layout, schematic diagram is good enlargable,
4 Troubleshooting
CONFIDENTIAL
Check signal cable and connection.
4-1-3 No Video [Digital]
Does the video signal appear at the Pin 48, 47, 46, 45, 42, 41, 40, 39, 38, and 37of IC401? 9 8 7 6 5 Yes Is collector (BKLT-EN) of Q108 High? No Check IC301 and related circuit. No Does the input signal appear at Pin 27, 28, 30, and 31 of IC401 and IC402 (DHS,DVS,DEN,DCLK)?
12 4 3 2 1
Yes
Check TFT-LCD panel and Inverter.
Yes
Replace IC401 and IC402.
Does the signals appear at R301, R302,
13 14 15
No Check PC Signal.
R303,R304, R305, R306, R307, and R308? Yes During power on-off, does the input signal appear at Pin 14, 15, 17, 18, 20, 21 of IC521? (HCLK,HFS,HDATA(0),HDATA(1),HDATA(2),HDATA(3)) Yes Does the video signal appear at the output port? No Check IC301 and related circuit. No Check IC521 and related circuit.
WAVEFORMS
1
2
3
GH17B*
4-3
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