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I was very glad recieving the service manal from You. Manuals were delivered promptly and were correct as advertised. A complete and very usefull service manual with all details. Thank you!
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Very clear copy. No pages missing. Big bonus is that it includes supplement. Price is affordable compared to what others ask for.
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Found the quality of the copy excellent and a very quick service. I would certainly recommend the service.
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Good quality, clear diagrams. Exactly what I needed.
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Good product. All the information is invcluded, but due to the complexity of the amplifier, it still is difficult to get it to operation again.
C
YES
Does FE1 signal appear? IC 801
59
pin NO Defective IC 801. Open pick diode
YES
Does FZC signal (focus zero cross signal) appear at pin 31 of IC 801, ISTAT (SENSE) terminal?
FER ISTAT(SENSE)
NO
Defective IC 801.
(Focus servo turns ON by FZC signal of FOK mod.)
YES
Does SMON signal appear at pin 73 of IC 802? Does SMPO signal appear at pin 75 of IC 802? YES
NO
Defective Pattern between IC 801 and IC 802.
Is drive voltage applied to disk motor? NO Defective IC 801, 803 and/or peripheral circuit.
Start mode
YES
Defective disk motor and/or insulation.
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 $4.99 SG2020 JBL
Owner's Manual Complete owner's manual in digital format. The manual will be available for download as PDF file aft…  $4.99 SG2020 JBL
Quick Start Quick start guide ( sometimes called quick guide ) contains most important information on how to use…
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