Question about NEC MultiSync LCD1830 18.1" LCD Monitor
When computer is powered on the monitor keeps showing the red blue and green box saying self test and just keeps popping up on the screen and monitor will not come on.
These messages appear during if the video cable becomes disconnected or
damaged.(most likely you will need to replace it)
Turn off your monitor and reconnect the video cable; then turn on both your computer and the
If your monitor screen remains blank after using the previous procedure, check your video
controller and computer system; your monitor is functioning properly
Posted on Nov 14, 2007
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Posted on Jan 02, 2017
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