LG MLP-F8081CL Service Manual page 55

3) The unit does not operate.
Is the AC220V
(240V) at Trans input terminal?
YES
Is the AC12-18V at
Trans (2nd)?
YES
Is the connector of
Main/Display correct?
YES
Is the DC5V between PIN64
and PIN 32 of MICOM?
YES
Replacement Main PCB ASM
4) Timer control does not operate.
NO
NO
NO
NO
Replacement MICOM
Troubleshooting Guide
1. Check the electric connections
2. Check the fuse of Main PCB ASM
Replacement Trans
Check the connector of
Main/Display
1. Replacement IC03D
2. Replacement Main PCB ASM
Service Manual 55