LG FLATRON E2041T - Page 16

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3. NO RASTER (OSD IS NOT DISPLAYED) - MAIN
1. CHECK PIN93,94
SOLDERING CONDITION
2. CHECK X500
3. TROUBLE IN IC500
CHECK
IC500 PIN12(3.3V)
PIN13(1.8V)
NO
NO
NO
CHECK IC504(3.3V),
IC505(1.8V)
IC500 Pin93,94?
CHECK CONNECTION LINE
FROM D-SUB TO IC500
TROUBLE IN CABLE
OR LCD MODULE
YES
YES
NO RASTER
(OSD IS NOT DISPLAYED)
YES
1
Copyright
Only for training and service purposes
LGE Internal Use Only
2010 LG Electronics. Inc. All right reserved.
CHECK
IC500 Pin25(H-SYNC)
And Pin26(V-SYNC)