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