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There are currently no product reviews.
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This manual is complete and of high quality. I am very pleased with the purchase.
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Another excellent buy! A fully readable PDF archive. Good prints!!
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It is wonderful done!!! a great job in scanning the manual. Superior quality in all the electric scheme. Very understandable and net!!! Thank you!
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muy buen manual por lo completo de este algunos esquemas estan muy divididos lo que hace algo dificil el seguimiento.
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very good manual, with detail and clarity in esquematic diagrams and waveforms .
IF INITIAL READING IS NOT CARRIED OUT (WITH DISC)
Does disc motor Rotate? YES Is HF waveform output? IC401 pin22 Does PN404 pin2 voltage change when open/close? YES NO Is IC400 pin38 voltage transmitted?
3V
NO
CN401 connector defective.
NO IC400 Defective.
0V
YES Check the change of SL +, SL - Voltage. (IC802 pin 13, 14)
1.2V 0V 0.8V
NO
IC402 Defective.
YES PICK-UP defective.
Does laser light? YES Is FA+ waveform output at IC402 pin3? focus coil drive wareform. YES Is TE waveform output at IC401 pin11? TRACKING ERROR wareform. YES Is rotation normal?
NO
A
YES Is HF signal normal without dropout? YES
IC401 defective. PICK-UP defective.
NO
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