7-24
Change DVD JACK Board
Check audio
input signal
1) Line 1 Audio input: AVIC1 Pin # 122, 123
2) Line 2 Audio input: AVIC1 Pin # 125, 126
3) VHS PLAY Aduio input: AVIC 1 Pin # 120,121
1. Check peripheral parts of
Clock oscillation
1)Check AVXAL
2. Check peripheral parts of AVIC 1
1) Pin #98,#99,# 100
2) Pin # 102~#105
Yes
No
No audio on line input mode or
recorded disc playback
Check peripheral parts of
8AJK2, JK801
Yes
Check VCC (3.3V, 1.8V)
of AVIC 1
No
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TEL 13942296513 QQ 376315150 892498299