Fujitsu LifeBook S7220 User Manual download pdf (Page 166)

161

Troubleshooting the WLAN

Troubleshooting

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

network

connection

Incorrect network

name (SSID) or

network key

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

network keys (WEP) of all computers to be connected have been

configured correctly. SSID’s 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 strength

and/or link quality

Ad hoc connection: Retry connection after shortening the distance to

the destination computer or removing any obstacles for better sight.

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 been

deactivated or

disabled

Check if the wireless switch is turned On. Go to Start -> Control Panel,

and double-click on Windows Mobility Center. If the wireless network is

off, click the [Turn wireless on] button.

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Fujitsu LifeBook S7220 User Manual Page 166