191
Problems with Wireless LAN (only for models with wireless LAN)
z
Confirm that the following settings match with the access point. If these settings do not
match, confirm the access point settings, and do the settings on the computer again.
• Network name (SSID or ESSID)
• Data encryption
• Network authentication
• Network key
• Key index
z
Using the following procedure, confirm whether the computer’s protocol settings are
correct (only when using TCP/IP).
A
When the
icon is displayed on the notification area:
Right-click the
icon, and click [Open Network Connections].
When the
icon is not displayed on the notification area:
Click [start] - [Control Panel] - [Network and Internet Connections] - [Network
Connections].
B
Right-click [Wireless Network Connection], and click [Properties] - [General] -
[Internet Protocol (TCP/IP)] - [Properties].
C
Confirm the protocol settings, such as IP address, and do the settings properly
again.
z
Depending on the access point and settings, access may not be accepted unless the
computer's MAC address is registered beforehand. In this case, check the computer's
MAC address (
) and register it according to the operating instructions of the
access point.
z
Communication speed may decrease if, aside from the access point to which this
computer is connected, there is another access point nearby using the same channel or a
similar channel. Change the channel on the connection access point, and check to see if
the speed recovers. Confirm method for changing channels using the access point
manual.
z
The communications speed may be reduced for the following reasons. Shorten the
distance between the computer and the access point.
Cannot communicate with the access point
The communications speed is low
