–38–
5) The unit does not operate.YES
NO
YES
NO
YES
NO
YES
NO
Replacement
Micom
Is the AC220V
(240V) at Trans input terminal?
Is the AC12-18V at
Trans (2nd)?
Is the connector of
Main/Display correct?
Is the DC5V between PIN64
and PIN 32 of MICOM?
Replacement Main PCB ASM
1. Replacement ICO3D
2. Replacement Main PCB ASM
Check the connector of
Main/Display
Replacement Trans
1. Check the electric connections
2. Check the fuse of Main PCB ASM