Daewoo 710B Computer Monitor User Manual


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20
6. Unstable Picture
6-1. Horizontal
Unstable
picture
Is H.Sync
input pin of IC501
correct?
Check H.Sync Out of
Micom or its ambient
circuits.
Is the
pin 3 of IC501
5V?
Check the value of
C503, R502
Yes
Yes
No
No
Trouble in IC501
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