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Copyright ©2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
• Exchange IC01M.
• Exchange IC01M.
Is the voltage NO.2 or 3
of IC01M DC 5V?
Is the voltage NO.14 or 15
of IC01M 0V?
• Check the RY-Hi or
RY-Lo.
• Check the wiring diagram.
NO
NO
YES
YES
• Exchange Micom.
• Exchange IC01M.
• Check the PCB pattern.
Is the voltage NO.6
of IC01M DC 5V?
Is the voltage NO.11
of IC01M 0V?
• Check the RY-SYNC.
• Check the connectionn
of CN-SYNC.
NO
NO
YES
YES
Possible Trouble 4
FAN does not operate.
Possible Trouble 5
Auto Swing does not operate.
