Main Bord

Online Training Manual for LG Products - Main Board      


43_1
Unplug the machine.

Remove the top plate (cover.)

Remove the protective cover by prying the plastic clips open.
43_2
Disconnect all electrical connectors. Note that all the connectors are different in pin count, color, and configuration. This makes miswiring virtually impossible.

The connectors are labeled on the wiring diagram to show where to make test readings and to make diagnosis easier. Pay attention to pin numbers and wire colors while looking at the schematic.
43_3
To replace the main board, remove the screw that secures it to the back of the machine and slide the board to the right to release it from its brackets.


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