17" LCD Color Monitor Dell E177FPc
47
OSD is unstable or not working
NG
If pin1 of IC201 has saw tooth wave
No backlight
Connect PIN15 of IC201 to the
ground If the picture is normal
Check C207 and IC201
If Q206/Q207 waveforms are normal
Check ZD201/IC201 etc
Replace Q206/Q207
Check C209, flyback circuit and lamp
OK
NG
NG
OK
OK
NG
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