7-23
Check AVIC1
(Pin #109, 110)
Check AIC4 (Pin #1, 7)
Check peripheral parts of JK801
Check VCC of AVIC1 and peripheral
parts of Clock oscillation
(IC105 Pin # 1, 2, 14)
No
No
Check VCC and peripheral parts of AIC4.
Check applicatin of JACK 1
Check IC812 (Pin #3, 13)
No
Yes
Yes
Yes
No Analog Audio Output
Check Audio input signal
1) Line 1 Audio input : AVIC1 Pin #122, 123
2) Line 2 Audio input :AVIC1 Pin #125, 126
Check VCC and peripheral parts of IC812
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TEL 13942296513 QQ 376315150 892498299