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Great product, very good quality, found all needed information. Thanks
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Excellent quality, helped to fix problem. Thank you very much!!!!
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I thank Owner-Manuals.com for providing the necessary manual very quickly, and it was very helpful in repairing my personal Audio System and I once again thank them for the wonderful customer's service satisfaction.
Thanks.
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Everything fine: quick service, no glitch and above all a very good quality of the Pdf file. Thank you!
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The manual was complete, parts list, adjustment procedures, etc. No worries
TROUBLESHOOTING
2. SYSTEM CIRCUIT
A. LED DISPLAY
No LED display.
Is 5V obtained at IC701 pin # 9, 25? YES
NO Check L703, pin#6 of PJ701
NO Oscillation at IC701 pin #1? Exchange IC701.
YES NO
Is there KEY/SEG signal?
Check PCB
YES NO KEY output at PORT of IC701? Check IC 701 pin #6, 7, 8
YES NO SEG output at PORT of IC701? Check IC 701 pin # 10-12,14,15
Exchange IC701.
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