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LG Flatron L1722P Service Manual page 18

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TROUBLE IN DPM
7
R629, R630 (SYNC) ?
TROUBLE IN PC
Waveforms
7
R629 H-SYNC
4. TROUBLE IN DPM
CHECK
YES
CHECK
U201 PIN 81
(0V) ?
YES
7 R630 V-SYNC
NO
NO
- 17 -
CHECK PC
PC IS NOT GOING
INTO DPM OFF MODE
TROUBLE IN SIGNAL
CABLE

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