Troubleshooting; Troubleshooting The Wireless Lan - Fujitsu LifeBook T Series User Manual

L i f e B o o k T S e r i e s T a b l e t P C - A p p e n d i x

Troubleshooting

TROUBLESHOOTING THE WIRELESS LAN

Causes and countermeasures for troubles you may encounter while using your wireless LAN are described in the
following table.
Problem
Unavailable
network
connection
100
Possible Cause
Incorrect network Ad hoc connection: set the network names (SSIDs) and network keys of
name (SSID) or all computers to be connected to the same values.
network key
Infrastructure connection: set the network name (SSID) and network
key to the same values as those of the access point.
Set the network authentication according to the access point.
Poor radio wave Ad hoc connection: Retry connection after shortening the distance to
condition the destination computer or removing any obstacles for better sight.
Infrastructure connection: Retry connection after shortening the
distance to the access point or removing any obstacles for better sight.
To check the wave condition, refer to the following pages:· Windows
XP: "Confirming the status of the radio waves" on page 97.·
Radio wave Check if the wireless switch is turned ON. Also verify "Disable Radio" is
transmission has not checked in "Network setting" window. Verify that the driver has
stopped been correctly initialized. This can be accomplished in the Device
Manager. Refer to "Starting Transmission" on page 92.
The computer to be Check if the computer to be connected to is turned ON.
connected to is
turned off
Active channel If there is any other wireless LAN network nearby, change channels on
duplication due to the Access Point to avoid active channel duplication. For the method of
multiple wireless checking active channels, refer to the following pages:· Windows XP:
LAN networks "Confirming the status of the radio waves" on page 97·
No right of access to Check with your Network Administrator if you have a right of access to
the network to be the network to be connected with.
connected
Incorrectly- Check the protocol, work group name or shared setting.
performed network
For the method of checking, refer to the following pages:· Windows XP:
setting
"Connection to the Network" on page 95·.
Unmatched If the setting of [Network authentication (shared mode)] is not matched
[Network with that of access point or computer to be connected with, no commu-
authentication nication can be established. Check the parameter setting.Refer to
(shared mode)] "Assigning parameters" on page 93.
settings in Windows
XP
The Wireless LAN Change the switch position to On.
On/Off switch is
switched to Off.
Possible Solution