User guide

40 Matrox Graphics Card – User Guide
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).
Windows 98/Me – To see if your graphics card is sharing an IRQ:
1 Click Start Æ Settings Æ Control Panel Æ System (double-
click)
Æ Device Manager .
2 Look in the list box to see if your Matrox graphics card is
assigned the same IRQ number as another PCI card in your
computer.
1
Solution Try moving the PCI card to another PCI slot in your computer. For more information, see
the documentation for this card or see your system manual.
Problem Can’t view video
1
Cause Your display settings may be too high.
1
Solution Try lowering your display settings (resolution, color palette, and/or refresh rate). For
information on changing display settings, see “Display setup”, page 9.
2
Cause Under certain conditions, certain video may not be viewable with your secondary display.
1
Solution Try using your main display instead.
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 98/Me/2000/XP – Use default Windows mouse pointers:
1 Windows 98/Me/2000 – Click Start Æ Settings Æ Control Panel .
Windows XP – Click Start Æ Control Panel Æ Printers and Other Hardware .
2 Double-click the Mouse icon, then click the Pointers tab.
3 In the Scheme box, select (or reselect) “ (None) ”, t h e n c l i c k OK .
2
Cause You may be viewing digital video with the secondary display of your DualHead-supporting
graphics card. On a secondary display, mouse pointers are drawn in a way that may cause
them to flicker or disappear while they’re over a video window.
1
Solution View digital video with the main display of your DualHead-supporting graphics card.