LG 55SK9000PUA Service Manual page 63

Appendix. Examples of Symptoms(Module)
Symptom
Item
Name
Module Vertical bar
Vertical Noise
Module Brightness
difference
Module Green light
Module Color difference
Cause
Vertical Bar cause by source drive IC
Un-repairable Cases
In this case please exchange the module
Compensation error when Power On/off
Color difference between screen cause
by compensation error
A - 8/10
Check parts by symptom
Symptom Image
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