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This is an excellent information source. Great quality and tons of info regarding technical service for the Technics SH8065.
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5 stars on this manual since it is the complete version, not the half manual you find free for download all over the web. Good job.
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Thank you very much you are helping me a lot with my preferred hobby!!! this manual of an old TV is going to be very helpful!!!!
You are very honest competent great job very clear and well done!!!!
Matteo
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An excellent service manual contains dismantling locations of components, electronic adjustments,worth the money.
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Caracteristiques,circuit adjusment,notes on schematis diagram,it's a good service manual,to live well,thanks.
3. EMERGENCY TROUBLE SHOOT
3-1. General Function
Yes
No sound from speakers
Output connector is missing
No
Yes
Put exactly output connector in.
A
Output connector is inferior goods
No
Yes
Change output connector to superior goods
Power IC, Output Socket is inferior goods
Yes
Yes
Change Power IC, Output Socket to superior goods Re-adjust Balance Ref. Balance = Center of front, rear Front / Rear
Different each channel have output level (Front, Rear, Left, Right)
Balance of front and rear is in one side
No
Yes
Balance of Left, Right is in one side.
Yes
Re-adjust Balance of Left, Right
Ref. Balance = Center
Left / Right
Treble or Bass is low unusually
Yes
Balance of Treble or Bass is in one side.
Yes
Re-adjust Balance of Treble or Bass
Ref. Balance = Center
Treble / Bass
Yes
Power is not supplied
No
Yes
Return to
A
L.C.D or Lamp is not turned off.
Output voltage of power IC is little.
No
Yes
Change Regulator IC and check output voltage.
Ref. Regulator IC output
Voltage = V
LCD or Lamp is inferior goods.
Yes
Change LCD or Lamp to superior goods.
Ref. Electrical Parts List
L.C.D., Lamp
3
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