Troubleshooting - NEC MultiSync LCD1855NX User Manual

LCD1855NX061102.qxd 6/11/02

Troubleshooting

Check the following before calling for service.
No image appears
• Is the power cord of the
display connected?
• Is the power indicator light
on?
• Is the power on and the
power indicator green?
• Is the power indicator
amber?
• Do you see an "INPUT
SIGNAL OUT OF RANGE"
message on the screen?
• Do you see a "NO
SIGNAL" message on the
screen?
Have you installed the display driver?
• Have you installed the dis-
play driver?
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• Check and see if the power cord is connected
properly to the power outlet.
• Press the Power button.
• Adjust the brightness and the contrast.
• If the display is in power saving mode, try moving the
mouse or pressing any key on the keyboard to bring up
the screen.
• This message appears when the signal from the PC
(video card) is out of horizontal or vertical frequency
range of the display.
See the 'Specifications' section of this manual and
configure your display again.
• This message appears when the signal cable between your
PC and your display is not connected. Check the signal
cable and try again.
• Be sure to install the display driver. You can download the
driver from our web site: http://www.necmitsubishi.com
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