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There are currently no product reviews.
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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 .
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Very quality copy of original service manual, which contains the circuit diagrams, PCB and lists of components, well as recommendation for calibration procedures of device, also everything else, that need for repair, tuning and use this oscilloscope.
All presented copies have high-resolution, so you can view all in detail.
This manual will very useful for simple owners and for repairers.
I recommend these manual, because myself is owner of Philips PM3216 and I need sometimes servicing these oscilloscope (principally calibrating).
Also, these document is an example of excellent design of technical documentation.
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Excellent printing quality.
A complete and very usefull service manual with all details.
GREAT SERVICE AT VERY LOW PRICE!
A+++++++++++++++++++++++++
KD-SX985
Feed section
Is the voltage output at IC521 pin "40" 5V 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 IC561 "4" and "5"? NO Check IC561. NO Is the wiring for IC521 (56)~(64) correct? NO YES Is 3.3V present at IC561 pin "20"? YES Check the vicinity of IC521. 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 IC561 pins "8" and "9"?
NO
Check the circuits in the vicinity of IC561 pins "8","9"and"15". YES
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 IC561 pins "6" and "7"? YES Check the spindle motor and its wiring NO NO Is 4V present at IC521 pins "41" ? YES Check the vicinity of IC561. Check IC521 and IC501. NO
Is the RF waveform at TP1 Check the circuits in the distorted? NO vicinity of IC501 "19"~ "24" or the pickup YES Proceed to the Tracking section
Tracking section
When the disc is rotated at first:
YES
Approx. 1.2V Is the tracking error signal output at IC501 "11"?
Check the circuit in the vicinity of IC501 pins "2"~"12".
YES
Check the pickup and its connections
YES Check IC521.
1-21
 $4.99 KD-SX985 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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