Matrox C680 - Page 17

Matrox C-Series – User Guide 17
Windows 8.1/7 –
1 If your primary display is unusable, restart your computer in VGA mode:
a Windows 8.1 – From the Start screen, go to Shut down or sign out , then select
Restart to restart your computer.
Windows 7 – Click Start , point to the arrow ( ), then select Restart to restart
your computer.
If your primary monitor is unusable, see your system manual for information on
how to restart your computer using a hardware control.
b 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.)
c Select “VGA mode” (or “Low resolution video”), then press [Enter].
2 To uninstall Matrox software:
Windows 8.1 –
a From the Start screen, go to All Apps Æ Windows Systems Æ Control Panel Æ
Programs Æ Programs and Features Æ Uninstall a program Æ Matrox PowerDesk
Æ Uninstall Æ Yes .
b Click Matrox C-Series WDDM Driver Æ Uninstall Æ Yes .
Windows 7 –
a Click Start Æ Settings * Æ Control Panel Æ Programs * Æ Programs and Features Æ
Matrox PowerDesk Æ Uninstall Æ Yes . (* Depending on your version and
configuration of Windows, this part of the step may not be necessary.)
b Click Matrox C-Series WDDM Driver Æ Uninstall Æ Yes .
3 Restart your computer for the changes to take effect.
4 After your computer has restarted, install the latest display driver for your Matrox card.
You may also need to reinstall other Matrox software.
Problem Can’t use Windows, Windows reports a configuration error, and/or
can’t install or uninstall Matrox display driver
Note: If your system stops responding while it’s in VGA mode, select “Safe mode”
instead.
Note: You may need administrator rights to install certain software. For more information,
see Windows documentation.