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There are currently no product reviews.
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Thanks you very much for this "hard to find" service manual.
Will help a lot in repairing this receiver.
;
Thanks you very much for this "hard to find" service manual.
Will help a lot in repairing this receiver.
;
Thanks you very much for this "hard to find" service manual.
Will help a lot in repairing this tuner.
;
I have this hi-fi system for a long time and I need to repair some things. Founding this manual will be very helpfull :)
 ;
It is pretty good. The schematics were covered all components, the manual also provide the parts list . It's useful for the trouble shooting.
No 5.0VD
YES
No 3.3V
YES
Is there about 5.3V NO at the IC153 pin 1?
YES
Check 5.3VA on SMPS Board
Is there about 3.8V at NO the IC152 pin1?
YES
Check or Replace the D127
Is there about 4V ~ 5V at the IC153 pin 4?
YES
NO
Check the �PWR CTL H� signal from µ-COM
Is there about 4V~ 5V at the IC152 pin4?
YES
NO
Check the �PWR CTL �H��signal from µ-com
Check the IC153 and Replace
Check the IC152 and Replace
No 2.5V
YES
No SW_5.3VA
YES
Is there about 3V ~ 3.8V NO at the IC151 pin 1?
YES
Check D154 and D127 on SMPS Board
Is the VCC (5.3V) supplied to Q158 Emitor?
YES
NO
Check 5.3VA on SMPS Board
Is there about 4V ~ 5V at the IC151 pin 4?
YES
NO
Check the �PWR CTL H� signal from µ-COM
Is there about 0V NO at R179 and R156?
YES
Check the �STANBY H�signal from µ-COM
Check the IC151 and Replace
Check Q158 and Replace
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