Matrox Mura MPX-4/4 User Manual page 34

Problem After the startup screen, or after display settings are changed, the
screen image is garbled or unusable
(blank screen, rolling or overlapping screen images)
1
Cause
Analog monitors only – The Matrox driver may be trying to use settings your monitor
doesn't support. This can happen if the display resolution was changed to one your monitor
doesn't support or if the monitor connected to your system was changed without changing
the display or monitor settings in the software.
WARNING:
permanently damaged. For more information, see your monitor manual.
1
Solution
Make sure your monitor supports the display mode currently in use. After installing your
Matrox product, your system uses either the preferred display mode for your monitor or a
display mode of 800 × 600 at 60 Hz.
2
Solution
If none of your monitors are available, reinstall your Matrox drivers. For more information
on reinstalling your driver, see the following solution.
2
Cause
Files on your system may have been deleted or corrupted.
1
Solution
Uninstall, then reinstall Matrox software:
Note:
software that may still be needed. Also, make sure the driver you reinstall supports all
Matrox products in your system.
Note:
information, see Windows documentation.
Windows 7 –
Restart your system in VGA mode:
1
a
b
c
Note:
instead.
34 Matrox Mura MPX Series – User Guide
If incorrect software monitor settings are applied, some monitors can be
Before removing software, make sure you have all the necessary files to reinstall
You may need administrator rights to uninstall certain software. For more
Click , point to the arrow (
Start
Before Windows starts, press [F8] for the Windows startup menu to appear. (If [F8]
doesn't work, instead try pressing and holding [Ctrl] before Windows starts.)
Select "VGA mode" (or "Low resolution video"), then press [Enter].
If your system stops responding while it's in VGA mode, select "Safe mode"
), then select to restart your system.
Restart