LG LP-E5020CL Service Manual page 62

4) Remote control does not operate.
Is the battery of remote
controller normal?
YES
Is the CN-Disp1
connector normal?
YES
Does the operation
of remote controller
properly?
YES
Is the Pre-amp of
display normal?
YES
Replacement MICOM
NO
NO
NO
NO
– 62 –
Replacement battery
Check the connector.
CN-Disp1
Replacement remote-controller
Replacement preamp assy