LG E1941S - No Raster (LIPS Panel)

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Only for training and service purposes
2. NO RASTER (OSD IS NOT DISPLAY)-LIPS
LIPS
YES
YES
YES
Check CN404
PIN 6 =5V?
NO
Check BL ON/OFF pulse as
contacting scope
No Raster
(OSD Is Not Displayed)
Check U701
PIN 2 =3.3V?
Check CN404
PIN 6 =5V?
Check power board and find out a
short point as penning each power
line
1. Check U701
2. Check C701,C702,C703
NO
NO