NEC FE1250+ Computer Monitor User Manual


 
English-20
Troubleshooting
No picture
Display card should be completely seated in its slot.
Power Button and computer power switch should be in the ON
position.
Signal cable should be completely connected to display card/
computer.
Check connector for bent or pushed-in pins.
Image is scrolling or unstable
Signal cable should be completely attached to the computer.
Check pin assignments and signal timings of the monitor and your
display card with respect to recommended timings and pin
assignments.
If the Macintosh cable adapter is used, check for proper connection
or make sure the display card is Macintosh compatible and that the
card is properly seated in the computer.
LED on monitor is not lit (no green or orange color can be seen)
Power Switch should be in the ON position and power cord should be
connected.
Picture is fuzzy or color looks blotchy
If the picture is fuzzy, adjust the Moire Canceler Control. If the color
looks blotchy, adjust the Brightness, Contrast or GlobalSync Controls,
or use the EdgeLock control to change modes.
Access the Degauss Control through OSM controls. Activate the
Degauss Control.
CAUTION: A minimum interval of 20 minutes should elapse before
the Deguass Control is used a second time when not
switching between modes.
Picture bounces or a wavy pattern is present in the picture
Move electrical devices that may be causing electrical interference
away from the monitor.
Edges of the display image are not square
Use the OSM Geometry Controls to straighten the edges.
If possible, position the front of the monitor facing east.