LG MG180C Service Manual page 51

4. TROUBLE SHOOTING
LCD Module is out of order.
START
Power is supplied to
the board?
Yes
Connection between
Module and board is OK?
Yes
MAIN CN300
is Connected well?
Yes
After changing the board,
LCD Display is OK?
Yes
Change the LCD Module.
No
Power On Trouble
No
Reconnect LCD
No
No
The board is broken.
Change the board.
- 50 -
Refer to
Module
Re_Connected
MAIN CN300