No Display (Led Indicator Green) - NEC Multi Sync EA221WM Service Manual

2.3 No Display (LED indicator green)

No Display (LED indicator green)
The power on/off switch is
Check the Input Source.
Is "PC" or "Monitor" in the
state of Screen savers or
power save mode?
Check the position of contrast
and brightness volume.
Does the backlight light?
YES
turned on.
NG
NG
NO
YES
1
OK
OK
Select the Input Source (Active).
YES
Screen savers or power save
NO Adjust the contrast and brightness
NO
Check connections of
INVERTER Cable.
OK
2
2-3
mode is made clear.
or Factory Reset.
NG
The cable connector
is inserted.
3