LG 22LD310 Service Manual page 30

TROUBLE SHOOTING GUIDE
Check LED status
Check Panel Link Cable
Check Inverter Connector
Check Output of Q705
Check LVDS Cable Ch
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Only for training and service purposes
[B]: Process
No Raster
Pass
On Display Unit
Pass
Or Module
Pass
Or Inverter
Pass
Pass
k LVDS C bl
Repeat A PROCESS
Fail
Change Panel Link Cable
Fail
Or Module
Change Inverter Connector
Fail Or Inverter
Change Q705
Fail
Change Module Ch
Fail
M d l
LGE Internal Use Only