Matrox Millenium - After the Startup Screen, Monitor Doesnt Display Properly

28 Matrox Millennium Installation Guide
Problem: After the startup screen, monitor doesn’t display properly
(rolling screen images, overlapping screen images or a blank screen)

Cause – The MGA driver may be trying to use settings your monitor doesn’t support. This could
happen if a monitor was never selected in the software and you changed your display resolution
to one your monitor doesn’t support, or if you changed the monitor connected to your computer
without changing it in the software.
;
Solution – Windows 95:
1
Press [Ctrl]+[Alt]+[Del] twice to restart your computer.
2
When you see “
Starting Windows 95...
”, press [F5] to enter “
safe mode
”.
3
Select your monitor in the
Display Properties
dialog box.
(For more information, see the on-line documentation for MGA PowerDesk.)
4
Restart your computer.
;
Solution – Windows 3.1:
1
Press [Alt]+[F4] (repeatedly, if other programs are running) to exit Windows 3.1.
2
Enter
del c:\mga\setup\mga.inf
to delete the MGA settings for your monitor.
(The path may be different if you have a customized driver installation.)
3
Enter
cd c:\windows
to change your current directory, and then enter
setup
.
(The path may be different if you have a customized Windows 3.1 installation.)
4
Select an MGA PowerDesk driver in the
Display
field and then exit the
setup
program.
5
Enter
win
to restart Windows 3.1 in 640 × 480 resolution.
6
Select your monitor with the MGA
Monitor Selection
program.
(For more information, see the on-line documentation for MGA PowerDesk.)
7
Restart Windows 3.1.
;
Solution – Windows NT:
1
Restart Windows NT in
VGA mode
.
2
Delete the
mga.inf
file in the
system32
subdirectory in your Windows NT directory.
3
If you’re using Windows NT 4.0: Right-click on the Windows NT desktop
background, click
Properties
menu item
Æ
Settings
tab (Windows NT may warn you
that you have invalid display settings; if so, click
OK
to acknowledge), and move the
Desktop area
slider down to 640 × 480 resolution and then click
OK
.
If you’re using Windows NT 3.5: Reselect your MGA driver through the
Control
Panel
program
Æ
Change Display Type
button
Æ
Change
button.
4
Restart Windows NT.
5
Select your monitor through the
Control Panel
Æ
MGA Panel
applet
Æ
Monitor
tab.
6
Reselect the display resolution you want.
WARNING: Selecting the wrong monitor in the software can damage some monitors.
See your monitor manual for more information.