LG 50PG30 Service Manual page 15

No OSD Trouble Shooting
Copyright©2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
TROUBLE SHOOTING GUIDE
Check P701 Disp_EN,
VaVs ON, 5V_MNT
Y
Check PDP Vs,Va Voltage
Module 5V
Y
Check P302
#33(TXAC-) , #32(TXAC+) ,
#17(TXBC-) , #16(TXBC+)
Y
Check LVDS Cable
Y
Check PDP Module
Control board
Refer to Module CAS
N
Check GPIO Path
N
Replace Power
N
Maybe Mstar has problems
N
Replace Cable
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LGE Internal Use Only