LG MBD-K203Q - DVD Troubleshooting Guide

3-11
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Only for training and service purposes
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DVD ELECTRICAL TROUBLESHOOTING GUIDE
1. POWER CHECK GUIDE
YES
YES
YES
YES
YES
YES
Does DVD
appear at FLD?
Does No DISC or
Time are appeared at
FLD?
Check Connector
(P4405,P4407,P4408).
NO
NO
Does it
appear DVD ERROR at
FLD?
POWER ON
NO
Check an Audio Micom
Select the DVD Mode
Reconnect it.
YES
Check DVD MD Module.
Check the voltage
of each pin on PN102.
OK