LG 50PG30 Service Manual page 21
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Also See for 50PG30:
- Specification sheet (2 pages) ,
- Owner's manual (118 pages) ,
- Owner's manual (50 pages)
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Analog TV Video Trouble Shooting
Maybe Mstar(IC100) has problems
Copyright©2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
TROUBLE SHOOTING GUIDE
Check RF Cable
Y
Check Tuner 5V Power
IC703 #5 Pin
Y
Check CVBS signal
TU400 #16 Pin
Y
Check CVBS signal
C112
Y
N
Replace it
N
Maybe Tuner(TU400) has problems
N
Replace it
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