LG LBNG3061YL Service Manual page 32

Possible Trouble 3
Is the LCD operated�
normally?
NO
Is the Pin 1, 3 of CN-REMO�
DC 12V?
YES
Is the Voltage DC 5V Between�
L02K, J09?
YES
Change the wired Remocon.
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Only for training and service purposes
: Wired remote controller does not operate.
YES
NO
NO
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Check the parts of �
communication.
Check the main Power �
AC 230V?�
If AC Power is 380V then �
Power Auto shutdown.
Change the main PCB
LGE Internal Use Only