Toshiba Satellite U500 User Manual page 184

Troubleshooting
Problem
Communication is
cut off unexpectedly
A CONNECT display
is quickly replaced
by NO CARRIER
Character
display becomes
garbled during a
communication
You cannot receive
an incoming call
L A N
Problem
Cannot access LAN
Wi r el ess L A N
If the following procedures do not restore LAN access, consult your LAN
administrator. For more information on wireless communication, refer to Chapter
4, Operating
Problem
Cannot access
Wireless LAN
The Wireless LAN feature is not available on all models.
9-18
Procedure
The computer will automatically cut off
communication when connection with the carrier
is not successful for a set time interval. Try
lengthening this time interval.
Check the error control setting in your
communications application.
You can also use the AT\N command.
In data transmission, make sure the parity bit
and stop bit settings correspond with those of the
remote computer.
Check the flow control and communication
protocol.
Check the rings before auto answer setting in
your communications application.
You can also use the ATS0 command.
If problems persist, contact your dealer.
Procedure
Check for a firm cable connection between the
LAN jack and the LAN hub.
If problems persist, consult your LAN
administrator.
Basics.
Procedure
Make sure the computer's wireless
communication switch is set to on.
If problems persist, contact your LAN
administrator.
User 's Manual