LG / GOLDSTAR DR4810PVL
Manual de Servicio

Tray operating is abnormal

Tray open doesn �t work.

Is the Input voltage 0V at IC302 pin 60 when push the EJECT SW?

NO

�Check the connection of IC302 pin 60. �Replace the EJECT SW.

YES

Is there tray control signal input? (IC105 pin26) YES

NO

�Check the connection of IC103 pin 19. �Replace the IC103. �Check the communication line between IC103 and IC302.

driveIs there tray voltage output? (IC105 pin 49,50)

NO

When CN104 is open, Is there tray drive signal output?

NO

YES

YES

�Check the connector (CN104).

�Replace the IC105.

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