LG LSEL6335F Service Manual page 65

CHECKING FLOW CHART BY FAILURE
2. No Display
Plug the unit
Check the beep sound,
Rotating the mode knob.
Can hear the beep sound?
Normal?
Yes
Check the connection of Main PCB(CN12)
and LED Module.
CN12
Normal?
Yes
Change the LED Module.
No
LED
No
10-4
Change the Main PCB.
Reconnect.
If defective harness replace or
fix.
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