Zenith DVD5201 Service Manual page 20

B. Audio abnormal
AUDIO ABNORMAL
Check Audio jack.
Refer to Audio Circuit
Refer to Decoder Circuit
Refer to Micro Circuit
Replace B/D.
D. Open/Close abnormal
Check the connection of MD.
VR166 - 923-03461
ELECTRICAL
YES (If OK)
YES (If OK)
YES (If OK)
YES (If OK)
OPEN/CLOSE
NO
Check IC301 Pins 93, 94.
YES
Refer to SERVO Circuit
C. Video abnormal
Refer to Micro Circuit
ABNORMAL
Check Front.
YES (If OK)
Check the
NO
connection of P3901.
YES
YES
20
VIDEO ABNORMAL
Check Video jack.
YES (If OK)
Refer to V ideo Circuit.
YES (If OK)
YES (If OK)
Replace B/D.
Reconnect it.
DVD2 - SERVICING