Aiwa XD-DV370 Service Manual page 75

ELECTRICAL TROUBLESHOOTING GUIDE -3/11
B. Audio abnormal
AUDIO ABNORMAL
Check Audio jack.
Check PLL FC of MPEG part.
Refer to Audio part.
Refer to MPEG part.
Replace B/D.
D. Open/Close abnormal
Check the connection of MD.
YES (If OK)
YES (If OK)
YES (If OK)
YES (If OK)
OPEN/CLOSE ABNORMAL
NO
Check IC501 Pins 13, 14.
YES
Refer to SERVO part.
C. Video abnormal
Check Front.
YES (If OK)
Check the
connection of P5901.
YES
YES
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VIDEO ABNORMAL
Check Video jack.
YES (If OK)
Refer to Video part.
YES (If OK)
Refer to Encoder part.
YES (If OK)
Refer to MPEG part.
YES (If OK)
Replace B/D.
NO
Reconnect it.