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Excellent service manual includes everything is need to repair this radio-caseete, how to disassemble, wiring diagram, all , waiting time until the download was only a few hours. I'm going to buy service manuals from here, are cheap and very good.Thank you.
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Good service manual,i saved from scrapping this deck,is now fully functional.Thanks.
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Found this to be the manual included with the original packinging, was helpfull but did not give any detailed repair instructions.
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Complete service manual, was very helpful in repairing this tapedeck.Thanks.
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The service manual was a copy of the original from Wirlpool. The quality was good, all neccecary information was available including the service-codenumbers, so I could order the right part to be replaced for repair.
Downloding was no probem after the payment.
Thanks for the service!
3. SERVO CIRCUIT (1) Unstable Video in PB MODE
Unstable Video in PB Mode. YES Does the Noise level of the screen change periodically? YES Do the CTL pulses appear at the IC501 Pin8? YES Does the CFG waveform appear at the IC501 Pin9? YES On tracking do the CTL pulses move? YES Does the Video Envelope waveform appear at the IC501 Pin24? YES Replace the IC501. NO Refer to �When the Y signal doesn�t appear on the screen in PB Mode�. NO Replace the IC501. NO Is adjusting the height of the CTL Head accurate? NO Readjust the height of the CTL Head.
Refer to �(2) No 12VA of Power section� Do the Drum PWM Pulses appear at the IC501 Pin107? YES Aren�t the foil patterns and the Components between IC501 Pin107 and PMC01 Pin12 short? NO Do the DFG Pulses appear at the IC501 Pin104? NO YES Do the Drum PWM Pulses appear at the IC501 Pin107? YES NO Replace the IC501. NO Aren�t the foil patterns and the Components between IC501 Pin104 and PMC01 Pin11 short? NO YES Do the DFG Pulses appear at the PMC01 Pin11? NO Replace the Cap M.
(2) When the Drum Motor (2) doesn�t run.
When the Drum Motor doesn�t run,
Does 12V appear at the PMC01 Pin8? YES Does 2.8V appear at the PMC01 Pin12? YES Check the connector (PMC01) and the Drum Motor Ass�y.
Aren�t the connecting patterns and the Components between IC501 Pin107 and PMC01 Pin12 short? 3-8
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