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TROUBLE IN DPM
CHECK R730 AND
R731 SYNC
APPEARED?
CHECK
1
U501 PIN 27.28
SYNC PULSE
2
TROUBLE IN U501
Waveforms
1 H-SYNC
Copyright
2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4. TROUBLE IN DPM
YES
YES
2 V-SYNC
NO
NO
- 18 -
CHECK PC
PC IS GOING
INTO DPM MODE
CHECK H/V SYNC LINE
LGE Internal Use Only
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