LG E2042T-BN - Manual (Page 15)

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3. TROUBLE IN DPM
TROUBLE IN DPM
TROUBLE IN IC103
CHECK PC
PC IS GOING
INTO DPM MODE NO
CHECK H/V SYNC LINE
NO
YES
YES
1 H-SYNC 2 V-SYNC
Waveforms
1
2
Copyright
Only for training and service purposes
LGE Internal Use Only
2010 LG Electronics. Inc. All right reserved.
CHECK P300 PIN13
(HSYNC) PIN14(VSYNC)
CHECK
IC103 PIN35,36
SYNC PULSE