(C)
Hi-Fi REC.
YES
It is impossible to record Hi-Fi Audio
signal.
YES
NO
Check Vcc of IC801.(Pins34, 40)Check Power 5V, 12VT.
YES
NO
Check IC801 Pin42(Data), Pin43(CLOCK).Check ports of ?-COM.
YES
NO
Do Audio signals appear at IC801Check Audio input signal of IC801
Pins16, 17?Pins2, 3(TU.A.), 4, 5(DVD.A.),
6, 7(AVI.A.), 8, 9(AV2.A.), 10, 11(AV3.A.).
YES
Do FM Audio signals appear at IC801NO
Replace IC801.
Pin36?
YES
Check the Contact Point of Drum
Connector if good then Replace the Drum.
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