Matrox TripleHead2Go Analog Edition 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
An unsupported display mode may have been selected.
1
Solution
If one of your displays is usable, use Matrox PowerDesk to change your display mode. For
more information, see Matrox PowerDesk help
2
Solution
If all your displays are unusable, change your display resolution in Windows.
Restart your computer in VGA mode.
1
a
b
c
Note:
instead.
Change your display resolution:
2
Windows 7 –
a
b
Windows Vista –
a
b
34 Matrox TripleHead2Go – User Guide
Windows 7 – Click
Start
your computer.
Windows Vista/XP/2000 – Click
your computer. (* Depending on your version and configuration of Windows, this
part of the step may not be necessary.)
If your primary monitor is unusable, see your system manual for information on
how to restart your computer using a hardware control.
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"
Right-click your Windows desktop background, then click
Next to , select a stretched mode resolution (for example, 2048 × 768),
Resolution
then click .
OK
Right-click your Windows desktop background, then click
.
Settings
Move the slider to a stretched mode resolution (for example, 2400 ×
Resolution
600), then click .
OK
(see "Accessing PowerDesk", page
, point to the arrow (
Start Shut Down
31).
), then select to restart
Restart
* * to restart
Restart OK
Screen resolution
Personalize Display
.