ELECTRICAL TROUBLESHOOTING GUIDE -3/10
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B. Audio abnormal
D. Open/Close abnormal
Check the
connection of P5901.
Check IC301 Pins 3, 4.
Check Audio jack.
YES (If OK)
YES
NO
NO
YES
YES (If OK)
YES (If OK)
YES (If OK)
YES (If OK)
Check MPEG_CLK Signal
of MPEG part.
Refer to Audio part.
Refer to MPEG part.
Replace B/D.
Check Front.
Reconnect it.
Refer to SERVO part.
AUDIO ABNORMAL
OPEN/CLOSE ABNORMAL
C. Video abnormal
Check Video jack.
YES (If OK)
YES (If OK)
YES (If OK)
Refer to Video part.
Refer to MPEG part.
Replace B/D.
VIDEO ABNORMAL
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TEL 13942296513 QQ 376315150 892498299
