LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4. TROUBLE SHOOTING
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START
Is waveform a t R231
HIGH?
NO
Check U 102(Main board)
YES
Ar e all LEDs
Workin g?
NO
YES
Check t he soldering
each R and LED,Q200
Backlight w ill work pro perly .
NO
Replace or re-sold ering
co mp on ent
R215~R224
LD200~LD209
CHECKING FLOW