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AM-FM Stereo Tuner TU-S707X ( Sansui )


[Outline] [Front view] [Inside view] [Trouble-shoots]



Fig.1 TU-S707X


[Features]

[Trouble Shoots]

Trouble Cause Repair
No FM sensitvity. The capactance of a trimmer capacitor of the 1st L.O. tunk circuit is decreased out. Replaced the trimmer capacitor.
Memories were all disapeared
in a week.
Increased Leakage current of a chemical capacitor attatched to the backup battery. Replaced the chemical capacitor to a film capacitor.