-74-
TROUBLESHOOTING - 11/26
Tray operating is abnormal.
Is threre Tray control signal intput?
(IC501 pin25)
(Tray open/close doesn’t work)
YES
Check the connection of IC409 pin 12.
Replace the IC409(M62352GP).
Check the communication line between
IC409 and IC701(MICOM).
Check the Tray Connector(CN501).
Check the Motor Line and Motor.
NO
NO
Is three Tray drive voltage output?
(IC501 pin15, 16)
YES
YES
YES
Check the connection of IC701
pin 25.
Replace the IC701.
NO
Replace the IC501(BA5983FM).
NO
Is TRAY_MUTE
signal"L"?(IC501 pin20)
When CN501
is open, Is there Tray drive
signal output?
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TEL 13942296513 QQ 376315150 892498299