3Com 3CRSHPW796 Посібник користувача - Сторінка 7
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Diagnosing Problems
Problem
Wireless LAN PC Card Power/Activity
LED is off (applies to 3CRSHPW796
only)
Wireless LAN PC Card installs as an
unknown device
Installation program does not finish
or the driver fails to load
Network association is intermittent
Computer operating system does not
recognize the card
No network association exists when
the computer becomes active again
after being in sleep mode or after the
Wireless LAN PC Card is removed and
reinserted
Uninstalling the PC Card
Troubleshooting
If you have difficulty using the Wireless LAN PC Card, try the solutions in the following
table. If you continue to experience difficulty, see the next two
PC
Card" and
"Uninstalling Wireless Card
Solutions
Make sure the PC Card is properly inserted in the slot.
Check the Wireless LAN PC Card icon in the Windows control panel and make sure the PC
Card type can be recognized.
Check
"Confirming Device Installation"
Remove the unknown device from the Device Manager and repeat the installation procedure.
Make sure you insert the 3Com CD when the installation calls for it and that you wait for it to
come up to speed in the drive.
Use the Device Manager to resolve resource conflicts that may exist. Select System from the
Control Panel, and then click the Device Manager tab.
Try reorienting the computer. For best use of the antenna:
Keep the area around the antenna clear from materials that could block radio transmission,
such as metal objects, electronic devices, and cordless telephones.
If the signal is weak, change the position of the computer slightly.
If necessary, move your computer a few inches to find a better signal.
Make sure the card is properly inserted in the slot and Cardbus support is installed.
Windows XP, 2000, Me, and 98 SE: Check whether the computer has a Plug-and-Play BIOS.
Log out and log in again, or restart the computer to restore the connections.
Previous installations or interrupted installation attempts sometimes leave problems that
affect card operation. Possible problems include:
Wireless LAN PC Card fails to function.
Operating system does not detect the Wireless LAN PC Card.
System issues a warning tone at start-up.
If the installation is unsuccessful, your best course may be to completely uninstall the card
and repeat the installation procedure.
CAUTION: Exit any networking applications and remove the Wireless LAN PC Card
before uninstalling the card.
sections,"Uninstalling the
Manager"
on
page
6.
7