User guide

Matrox DualHead2Go – User Guide 33
Windows Vista –
1 Right-click your Windows desktop background, then click Personalize Æ Display
Settings
.
2 Select any disabled display, enable the Extend the desktop onto this monitor check box,
then click
Apply .
Windows XP –
1 Right-click your Windows desktop background, then click Properties Æ Settings .
2 Select any disabled display, enable the Extend my Windows desktop onto this monitor
check box, then click
Apply .
2
Solution If no secondary display is available in Windows, your secondary display may not be enabled
on your system. For more information on how to enable your secondary display, see your
system or graphics hardware documentation.
Problem Certain display resolutions are unavailable
1
Cause There may be unsupported graphics hardware in your computer.
1
Solution Make sure your Matrox product supports your graphics hardware by running the GXM
System Compatibility Tool
. For the latest compatibility information, see the Matrox Web site
(www.matrox.com/graphics/en/support/gxm_main
).
Problem Display on flat panel monitor appears blurry or uses only a portion of
the screen
1
Cause The image quality of your displays may need to be adjusted.
1
Solution If your monitor has an auto-adjust control, try using it to adjust the image quality of your
displays. For more information, see your monitor manual.
2
Cause You may be using a lower display resolution than what your flat panel monitor supports. If
your monitor supports display scaling, the image on your screen may appear blurry. If display
scaling isn’t supported, the display may use only a portion of your screen.
1
Solution Select the highest display resolution available. This generally results in better image quality.