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Service Manual

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  • Contains Circuit Diagrams
  • Download
  • PDF Format
  • Complete manual
  • Language: English
Price: $4.99

Description of JVC KDLH1000 Service Manual

Complete service manual in digital format (PDF File). Service manuals usually contains circuit diagrams, printed circuit boards, repair tips, wiring diagrams, block diagrams and parts list. Service Manual ( sometimes called Repair Manual ) is used mainly by technicians.

If You just want to know how to use Your tv, video, mp3 player etc. You should look for Owner's Manual. After placing order we'll send You download instructions on Your email address.

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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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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.
 AVM930WH WHIRLPOOL Service Manual by Frans Godlewski;
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!

Text excerpt from page 20 (click to view)

Feed section
Is the voltage output at NO IC621 pin "40" 3.3V or 0V? YES Is 4V present at both sides of the feed motor? YES Check the feed motor. NO Is 6V or 2V present at IC681 "4" and "5"? NO Check IC681. Is the wiring for IC621 (56)~(64) correct? NO YES Is 3.3V present at IC681 pin "20"? YES Check the vicinity of IC621. YES Check the feed motor connection wiring. NO Check CD 8V and 5V.

Focus section
When the lens is moving: 4V
Does the S-search waveform appear at IC681 pins "10" and "11"?


Check the circuits in the vicinity of IC681 pins "10","11"and"14". YES


Check the pickup and its connections

Spindle section
Is the disk rotated? YES Does the RF signal appear at TP1? YES NO Is 4V present at IC681 pins "6" and "7"? YES Check the spindle motor and its wiring NO NO Is 3.3V present at IC621 pins "41" ? YES Check the vicinity of IC681. Check IC621 and IC601. NO

Is the RF waveform at TP1 Check the circuits in the distorted? NO vicinity of IC601 "19"~ "24" or the pickup YES Proceed to the Tracking section

Tracking section
When the disc is rotated at first:

Approx. 1.2V Is the tracking error signal output at IC601 "11"?

Check the circuit in the vicinity of IC601 pins "2"~"12".


Check the pickup and its connections

YES Check IC621.


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