Fujitsu LifeBook S7220 User Manual download pdf (Page 167)

162

Unavailable

network

connection

(continued)

The computer to

be connected is

turned off

Check if the computer to be connected is turned ON.

RF interference

from Access

Points or other

wireless networks

The use of identical or overlapping RF channels can cause interference

with the operation of the WLAN device. Change the channel of your

Access Point to a channel that does not overlap with the interfering

device.

Wireless network

authentication has

failed

Re-check your Network Authentication, Encryption, and Security

settings. Incorrectly configured security settings such as an incorrectly

typed WEP key, a mis-configured LEAP username, or an incorrectly

chosen authentication method will cause the LAN device to associate

but not authenticate to the wireless network.

Incorrectly

configured

network settings

Recheck the configuration of your network settings.

Incorrect IP

address

configuration

This only applies to networks using static IP addresses. Please contact

your network administrator for the correct settings.

Problem Possible Cause Possible Solution

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Fujitsu LifeBook S7220 User Manual Page 167