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Troubleshooting - NEC MultiSync FE750+ User Manual

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Troubleshooting

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• 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
• Adjust Brightness and Contrast Controls.
• Access the Degauss Control through OSM controls. Activate the
Degauss Control.
CAUTION: A minimum interval of 20 minutes should elapse before
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.
Display image is not centered, too small, or too large
• Use the OSM Size and Position Controls to adjust the image.
the Deguass Control is used a second time when not
switching between modes.
English-18

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