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Dealing with Problems (Advanced)
Cannot communicate with the access
point
Confirm that the access point is on.
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
Using the following procedure, confirm whether the computer’s protocol settings
are correct (only when using TCP/IP).
A When is displayed on the taskbar:
Right-click , and select [Open the Network Connection].
When is not displayed on the taskbar:
Select [start] - [Control Panel] - [Network and Internet Connections] -
[Network Connections].
B Right-click [Wireless Network Connection], and select [Properties] -
[General] - [Internet Protocol (TCP/IP)] - [Properties].
C Confirm the protocol settings, such as IP address, and do the settings
properly again.
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 ( page 114) and register it according to
the operating instructions of the access point.
Communication speed decreases 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.
The rate may drop while a microwave oven is being used.
When using a wireless LAN in an environment that combines both
IEEE802.11g and IEEE802.11b, communication speed when using
IEEE802.11g may decrease.
Networking: Wireless LAN (only for models with wireless LAN)