NEC MultiSync LCD1920NX

6-3
2. No image display
2.1 LED green, but no OSD, no back light and no image
NO
YES
Is the LED turned green when
a power switch is pressed?
Failure point
Check power adapter .
Is +12V power source ok ? (It means +12
V
power is connect to W09 and ok?)
NO
Check W04 to display BD.
Control wire is ok?
Is the OSD displayed?
NO
YES
Failure point
Go to “no OSD and no back light”.
Is an image displayed?
NO
YES
Failure point
Go to “OSD presented but no image”.
Normal