Листовка для Cisco Cisco Aironet CB20A Wireless LAN Client Adapter Tools
DriversPCI and PC Card
Q. How can I reload the drivers for the Protocol Control Information (PCI)
card after I have removed them?
card after I have removed them?
A. Uninstall the PCI card and locate the pcx500.sys and vxdx500.vxd files in the
C:\Windows\system directory. Delete both files, and then reinstall the drivers.
C:\Windows\system directory. Delete both files, and then reinstall the drivers.
Q. I have a Cisco Aironet PC card. Why does a yellow "!" appear in the
Windows Device Manager?
Windows Device Manager?
A. This symbol indicates that drivers are not installed properly for the card. You must
reconfigure the PC card. Complete these steps:
reconfigure the PC card. Complete these steps:
Remove the PC card and reboot.
1.
Once the system is operational, remove all instances of the PC card from the Device
Manager and reboot the system again.
Manager and reboot the system again.
2.
Reinstall the latest drivers for the card. In order to download software for a PC card,
go to Wireless Software from the Cisco Downloads (
go to Wireless Software from the Cisco Downloads (
registered customers only
) page.
Navigate to Client Adapters and Client Software. Choose the desired Client Adapter
and download the appropriate firmware or drivers.
and download the appropriate firmware or drivers.
3.
Q. How can I get the Aironet PC card drivers to load in a system with
multiple PC card devices?
multiple PC card devices?
A. Complete these steps:
Disable previously installed PC cards.
1.
Install the Aironet wireless card.
2.
Then renable the remaining PC cards.
Note: Even during wireless access it is recommended to disable other cards to avoid
conflicts.
conflicts.
3.
Q. I have a Protocol Control Information (PCI) client adapter card. Why
does the PC freeze or hang when I load the driver and reboot the PC but
work normally if I remove the card?
does the PC freeze or hang when I load the driver and reboot the PC but
work normally if I remove the card?
A. An Interrupt Request (IRQ) conflict causes this problem. Uninstall the PCI card (including
drivers and firmware) and check if the conflict arises. Insert the card in a different slot and
reinstall the drivers.
drivers and firmware) and check if the conflict arises. Insert the card in a different slot and
reinstall the drivers.
Q. Why does Windows 2000 produce this error message: "
The form
specified is not one known and recognized
"?
A. This error is security−related. Run the Microsoft Management Console (MMC) and load
the Security Configuration tool. Choose the option that installs unsigned device drivers.
the Security Configuration tool. Choose the option that installs unsigned device drivers.