Troubleshooting the WLAN

Troubleshooting Table

Causes and countermeasures for troubles you may encounter while using your wireless LAN are described in the following table.

Problem

Possible Cause

Possible Solution

 

 

 

 

 

 

Unavailable

Incorrect network name

Ad hoc connection: verify that the network names (SSID’s) and network keys

network

(SSID) or network key

(WEP) of all computers to be connected have been configured correctly. SSID’s

connection

 

and WEP key values must be identical on each machine.

 

 

Access Point (Infrastructure) connection: set the network name (SSID) and

 

 

network key to the same values as those of the access point.

 

 

Set the Network Authentication value identically to that of the Access Point.

 

 

Please consult your network administrator for this value, if necessary.

 

 

 

 

Weak received signal

Ad hoc connection: Retry connection after shortening the distance to the

 

strength and/or link

destination computer or removing any obstacles for better sight.

 

quality

Access Point (Infrastructure) connection: Retry connection after shortening the

 

 

 

 

distance to the access point or removing any obstacles for better sight.

 

 

 

 

The WLAN device has

Check if the wireless device is turned ON. Also verify “Disable Radio” is not

 

been deactivated or

checked in “Network setting” window.

 

disabled

 

 

 

 

 

The computer to be

Check if the computer to be connected is turned ON.

 

connected is turned off

 

 

 

 

 

RF interference from

The use of identical or overlapping RF channels can cause interference with the

 

Access Points or other

operation of the WLAN device. Change the channel of your Access Point to a

 

wireless networks

channel that does not overlap with the interfering device.

 

 

 

117 - Troubleshooting the WLAN

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Fujitsu USDLH532 manual Troubleshooting the Wlan, Problem Possible Cause Possible Solution