
7-27
Check VC7, VC8
No
Check VCC of IC101 and peripheral
parts of Clock oscillation
(IC105 Pin #1, 2,14)
No
Yes
Yes
S- Video output error
Check VIC1
(Pin # 6, 8, 28, 31)
Check VCC and peripheral parts of
VIC1
Check peripheral parts of SJACK
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TEL 13942296513 QQ 376315150 892498299