LG 86UR80 0PSB Series Service Manual page 62

Appendix. Examples of Symptoms(Main) #3
Symptom
Item
Name
Main Screen noise
Main Screen noise
Main Dark picture
Main Broken picture
Cause
Bit noise from horizontal screen
Broken screen due to
Main IC problem
Dark left-side screen
Top/bottom screen part
Picture problem due to tuner
Inner side quality problem
A - 3/11
Check parts by symptom
Symptom Image
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