User's Manual

802.11g WLAN/Bluetooth Combo USB Dongle User Manual
27
Chapter 7. Troubleshooting
7.1 Problems Starting the WLAN Utility Program
Make sure the 802.11g WLAN dongle is properly inserted and the LED(s) is on.
Use the Device Manager to check for possible hardware conflicts. Click Start,
Settings, Control Panel, System, Hardware and Device Manager. Verify the
status of the 802.11g WLAN dongle under Network Adapter. (Steps may vary
depending on the version of Windows).
Install the 802.11g WLAN dongle in another computer.
Cannot start the 802.11g
WLAN dongle Wireless LAN
Utility
If the error persists, you may have a hardware problem. In this case, you should
contact your local vendor.
The 802.11g WLAN dongle
Utility icon does not display
When the 802.11g Wireless LAN Utility icon does not display, you are using the
Windows XP wireless configuration tool at the same time. Refer to the Chapter
3 to disable the Windows XP wireless configuration tool.
7.2 Problem with the Link Status
PROBLEM CORRECTIVE ACTION
The link quality and/or signal
strength is poor all the time.
Search and connect to another AP with a better link quality
using the Site Survey screen. Move your computer closer to
the AP or the peer computer(s) within the transmission range.
There may be too much radio interference (for example
microwave or another AP using the same channel) around your
wireless network. Relocate or reduce the radio interference.
In wireless station mode, the
computer with the 802.11g
WLAN dongle installed
cannot communicate with the
other computer(s).
A. Infrastructure
Make sure that the AP and the associated computers are turned on and working
properly. Make sure the 802.11g WLAN dongle computer and the associated
AP use the same SSID. Change the AP and the associated wireless clients to use
another radio channel if interference is high. Make sure that the computer and
the AP share the same security option and key. Verify the settings in the
Security screen.
B. Ad-Hoc (IBSS)
Verify that the peer computer(s) is turned on. Make sure the 802.11g WLAN
dongle computer and the peer computer(s) are using the same SS ID and
channel. Make sure that the computer and the peer computer(s) share the
same security option and key. Change the wireless clients to use another radio
channel if interference is high.
In access point mode, the
wireless station(s) cannot
associate to the 802.11g
WLAN dongle
Verify that the computer with the 802.11g WLAN dongle installed is turned on.
Make sure the wireless station(s) uses the same SSID as the 802.11g WLAN
dongle. Make sure the wireless station(s) uses the same security option
and/or WEP keys. Verify that the wireless station(s) is not blocked in the MAC
Filter screen.