CardBus cards may not work on computer with a Vesuvius chip set.

Back to the top

The Vesuvius PCI IRQ miniport driver (Pcimp.pci) does not support the SetTrigger and GetTrigger functions that report and set level-triggered interrupts. In order for the CardBus bridge to be configured for a CardBus card's memory and I/O windows, CardBus cards require level-triggered interrupts.

Back to the top

To work around this problem, disable PCI Bus IRQ Steering in Device Manager. To do so, follow these steps.

1.	Click Start, point to Settings, click Control Panel, and then double- click the System icon.
2.	Click the Device Manager tab.
3.	Double-click the System Devices branch to expand it.
4.	Double-click PCI Bus, and then click the IRQ Steering tab.
5.	Click the Use IRQ Settings check box to clear it, click OK, and then click OK.
6.	Restart your computer.

Back to the top

This problem no longer occurs in Windows 98. To resolve this problem, install the current version of Windows. For information about the current version of Windows, visit http://www.microsoft.com/windows (http://www.microsoft.com/windows).

Back to the top

For additional information about issues resolved by updates to this component, please see the following article in the Microsoft Knowledge Base: For additional information about Windows 95 updates, please see the following article in the Microsoft Knowledge Base:

Back to the top