Troubleshooting/Support - NEC 200 User Manual

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Troubleshooting/Support

Problem
No pictures
Image is unstable,
unfocused or
swimming is
apparent
LED on the monitor
is not lit (no green
or amber color can
be seen)
Display image is not
centered
Check These Items
- The signal cable should be completely connected to
the display card/computer.
- The display card should be completely seated in its
slot.
- Power Switch and computer power switch should be
in the ON position.
- Check to make sure that a supported mode has been
selected on the display card or system being used.
(Please consult display card or system manual to
change graphics mode.)
- Check the monitor and your display card with
respect to compatibility and recommended settings.
- Check the signal cable connector for bent or
pushed-in pins.
- Check to see that SYNC switch setting on the rear of
the monitor corresponds with the computer or display
card output (please see Controls section of manual for
a description of SYNC switch settings).
- Signal cable should be completely attached to the
computer.
- Use the OSM Image Adjust controls to focus and
adjust display by increasing or decreasing the fine
total. When the display mode will be changed, the
OSM Image Adjust settings may need to be
re-adjusted.
- Check the monitor and your display card with
respect to compatibility and recommended signal
timings.
- Power Switch should be in the ON position and the
power cord should be connected.
- Make certain the computer is not in a power-saving
mode (touch the keyboard or mouse).
Use OSM Position adjustment controls to adjust
centering.
Troubleshooting/Support