No Raster
(OSD Is Not Displayed)
Scalar pin 63, 64
oscillates as
12MHz?
YES
Scalar IC
pin 14 H Sync ?
pin 15 V Sync?
YES
Trouble in cable or LCD
module
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Only for training and service purposes
3. NO RASTER (OSD IS NOT DISPLAY)-MSTAR
NO
2. Check C411, C412
3. Check X401
4. Trouble in Scalar IC
NO
Check connection line from
D-SUB to Scalar
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LGE Internal Use Only