Marantz VC5200 Service Manual page 19

B. Audio abnormal
AUDIO ABNORMAL
Check Audio jack.
YES (If OK)
Refer to Audio part.
YES (If OK)
Refer to Decoder part.
YES (If OK)
Refer to PANTERA part.
YES (If OK)
Replace B/D.
D. Open/Close abnormal
Check the connection of MD.
YES
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OPEN/CLOSE ABNORMAL
Check Front.
Check the
connection of P3901.
NO
Check IC301 Pins 93, 94.
YES
Refer to SERVO part.
C. Video abnormal
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.
YES (If OK)
NO
YES
17
Reconnect it.