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Troubleshooting - NEC MultiSync FE772M User Manual

Nec multisync fe772m: users manual
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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
and monitor.
• Check connector for bent or pushed-in pins.
Image is scrolling or unstable
• Signal cable should be completely attached to the computer and monitor.
• 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 blue 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 OSD controls. Activate the
Degauss Control.
CAUTION: A minimum interval of 20 minutes should elapse before the
Picture bounces or a wavy pattern is present in the picture
• Move electrical devices that may be causing electrical interference away
from the monitor.
• See inside cover of User's Manual for FCC information.
Edges of the display image are not square
• Use the OSD Shape 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 OSD Size and Position Controls to adjust the image.
No Sound
• Check to see if speaker cable is properly connected.
• Check to see if mute is activated.
• Check to see if volume in OSM is set at minimum.
Microphone not functioning
• Check to see if microphone cable is properly connected.
• Switch microphone and speaker connector.
0
Deguass Control is used a second time when not switching
between modes.

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