|
|
|
Categories
|
|
Information
|
|
Featured Product
|
|
|
 |
|
|
There are currently no product reviews.
 ;
Nice manual. Clear copy and very rare, to boot. Great price, too!
 ;
Excellent service manual. Complete service info. with schematics, step-by-step instructions and illustrations. Well worth the price!
;
Great product, helped me to restore vintage walkman cassette.
Just some pictures could be little bit more sharp and contrast
Thank you
;
I love older radio's and the service manuals that are sometimes hard to find. Was able to find a manual quite easily on this site.
;
Thank you for your shop manual! Your help was very useful - the device is repaired! Once again - Thank you! I wish you a successful business! Edward (Russia).
1-7
Trouble shooting chart
Distorted audio and loud noise
Distorted audio and loud noise Yes Check the power supply voltages +12V to the operation amplifying Q27 and -12V are normal. Yes
No Check Q27
Check whether the muting transistor R176 andR175 are normal Yes
No Replace R176 and R175
Check whether the muting transistor Q17,Q18, are normal Yes
No Replace Q17~Q18
Checking the U15 leads the feet has no to break to open Yes
No
Correct connection
Replace U1 No if the clock signal AOUT0, ABCK and ALRCK output by U1 are normal
SACLK waveform
SBCLK waveform
SSLRCK
waveform
Yes
Check whether the U1 or U15 powersupply normal Yes
Replace U1 or U15
No Check U15
|
|
|
> |
|
