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Matrox G450 MMS – User Guide 29
Windows NT 4.0 –
Install a DMA driver. For most computers, a DMA driver is available for
Windows NT 4.0 (for example, the “PIIX Bus Master IDE” driver supports many
computers). For more information on how to get this driver, contact your system vendor.
2
Cause
Too many programs may be running (using up computer resources).
1
Solution
Close other programs, including memory resident programs like
System Agent
.
3
Cause
Your display settings may be too high. As a result, video file playback may not be fully
supported by your Matrox hardware.
1
Solution
Try lowering your display settings. We recommend a 1024 × 768 or lower display resolution
with a 16-bit color palette.
To access display settings:
!
Windows 2000/XP –
Right click your Windows desktop background, then click
Properties
"
Settings
.
!
Windows NT 4.0 –
Access the Matrox PowerDesk
Settings
property sheet (see “Accessing
PowerDesk property sheets”, page 8).
4
Cause
Your Matrox graphics card may be sharing an IRQ (interrupt request) with another PCI card
in your computer (for example, a network card).
1
Solution
Try moving the other PCI card to another PCI slot in your computer. For more information,
see the documentation for this card or see your system manual.
2
Solution
Try moving your Matrox graphics card to another PCI slot in your computer.
Problem Mouse pointer flickers or disappears when it’s over a video window
1
Cause
You may be using a customized mouse pointer. Windows draws customized mouse pointers
in a way that may cause them to flicker or disappear while they’re over a video window.
1
Solution
Windows 2000/XP or NT 4.0 –
Use default Windows mouse pointers:
1
Click
Start
"
Settings
*
"
Control Panel
"
Printers and Other Hardware
*. (* Depending
on your version and configuration of Windows, this part of the step may not be
necessary.)
2
Double-click the
Mouse
icon, then click the
Pointers
tab.
3
In the
Scheme
box, select (or reselect) “
(None)
”, th en cli ck
OK
.