B. Audio abnormal
AUDIO ABNORMAL
Check Audio jack.
Refer to Audio part.
Refer to Decoder part.
Refer to PANTERA part.
Replace B/D.
D. Open/Close abnormal
Check the connection of MD.
YES
YES (If OK)
YES (If OK)
YES (If OK)
YES (If OK)
OPEN/CLOSE ABNORMAL
NO
Check IC301 Pins 93, 94.
Refer to SERVO part.
C. Video abnormal
Check Front.
YES (If OK)
Check the
connection of P3901.
YES
YES
3-4
VIDEO ABNORMAL
Check Video jack.
YES (If OK)
Refer to Video part.
YES (If OK)
Refer to PANTERA part.
YES (If OK)
Replace B/D.
NO
Reconnect it.