LG Flatron W2486L - DPM Troubleshooting

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Only for training and service purposes
LGE Internal Use Only
4. TROUBLE IN DPM
TROUBLE IN DPM
NO
CHECK IC 101
CHECK CONNECTION LINE
FROM IPUT SIGNAL LINE
YES
CHECK h sync and v
sync of
input line( RGB, DVI
,HDMI1,HDMI2 )