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It was magic after so many years to still be able to source this info. It was equally amazing to return my Pioneer receiver to it near new sound quality AFTER NEARLY 30 YEARS! Thank you for this ability!
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Very quick and easy website to use and fast download of manual, quality of manual is excellent and will be pleased to use this service again in the future, thanks so much!
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Easy and secure way to get a complete service manual of a vintage hifi component. Only some parts of the print copy are dificult to read. Nice price!
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The manual is an excellent reproduction with complete schematics, made troubleshooting and repair a simple process.
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Up to now you are the BEST! Prompt-efficient and so reasonable ! I have been after SONY service manual for quite some time !Thank you very much ! I can recomend your service to
all my collegagues ! V.Bergfield .
KD-SX998R,KD-SX997R
3.3 Troubleshooting 3.3.1 Feed section
Is the voltage output at IC621 pin "40" 5V or 0V? YES Is 4V present at both sides of the feed motor? YES Check the feed motor.
3.3.2 Focus section
NO
Is the wiring for IC681 pin 27? 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.
NO
Is 6V or 2V present at IC681 "4" and "5"? NO Check IC601.
When the lens is moving: 4V
Does the S-search waveform appear at IC681 pins "8" and "9"?
NO
Check the circuits in the vicinity of IC681 pins "8","9"and"15". YES
YES
Check the pickup and its connections
3.3.3 Spindle section
Is the disk rotated? YES Does the RF signal appear at RF test point? YES Is the RF waveform at RF test point distorted? YES Proceed to the Tracking section
3.3.4 Tracking section
NO
Is 4V present at IC681 pins "6" and "7"? YES
NO
Is 4V present at IC621 pins "41" ? YES Check the vicinity of IC561.
NO
Check the spindle motor and its wiring NO Check the circuits in the NO vicinity of IC681 "19"~ "24" or the pickup
Check IC621 and IC681.
When the disc is rotated at first:
YES
Approx. 1.2V Is the tracking error signal output at IC601 "11"?
Check the circuit in the vicinity of IC501 pins "2"~"7".
YES
Check the pickup and its connections
YES Check IC621.
(No.49819)1-25
 $4.99 KDSX997R JVC
Owner's Manual Complete owner's manual in digital format. The manual will be available for download as PDF file aft…
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