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Very good manual. Plenty of service information including alignment instructions. Clear circuit diagram. Excellent, thank you.
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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,
picture and No sound Back lamp failure to light up
Remove F7701 and Check Q6700Do fuse F6700Is there any short No
F6704 function? circuit in INV +B Replace F7701. function? Is there shortperipheral parts for line? circuit? short circuiting. Yes Check the OFL1 Are T7701 secondary Is there any shortAre the pins (40)
No Yes
Do fuse F7701 check the load side. Q6716 and their
Yes
Yes output at C7720, No OFL2 line, C7721, C7722, C7723 IC1201 and their and C7725 voltage peripheral parts.
circuit in T7701 and (138) of IC1201
primary side in the "H" state? periphery? normal? Yes Are outputs of Check the OFL line,
Is Q7702 base No voltage at "L" state?
Yes No Q3600, Is T7701 primary Q3600 and Q3601
No
all output Check IC7702,
switching waveform at Yes in the "L" state? their peripheral voltage line for IC7704 and their pin (1) of IC7701 parts. short circuit. peripheral parts. normal? Yes
No No Is the pins (4) and Check Q6700(7) of T6700-T6704 Q6716 and their Check IC7701 and Yes
Replace the back Is the pin (10) of No light lamp with new T6700-T6704 one and check normal? again.
its peripheral parts. normal? peripheral parts.
TROUBLE SHOOTING TABLE
21
Yes
Check the error amp circuit D6702D6711, Q6706, Q6713, Q6717 and their peripheral parts.
LC-20SH1E
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