LG E1941S Service Manual page 20
Color monitor
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Also See for E1941S:
- Owner's manual (40 pages) ,
- Owner's manual (35 pages) ,
- Service manual (22 pages)
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No Raster
(OSD Is Not Displayed)
Check CN404
PIN 6 =5V?
YES
Check U701
PIN 2 =3.3V?
YES
Check CN404
PIN 6 =5V?
YES
Copyright © 2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
2. NO RASTER (OSD IS NOT DISPLAY)-LIPS
LIPS
NO
Check power board and find out a
short point as penning each power
line
NO
1.
Check U701
2.
Check C701,C702,C703
NO
Check BL ON/OFF pulse as
contacting scope
- 20 -
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