Toshiba U500 사용자 설명서

User ’s Manual

9-18

Troubleshooting

Communication is 

cut off unexpectedly

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.

A CONNECT display 

is quickly replaced 

by NO CARRIER

Check the error control setting in your 

communications application.
You can also use the AT\N command.

Character 

display becomes 

garbled during a 

communication

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.

You cannot receive 

an incoming call

Check the rings before auto answer setting in 

your communications application.
You can also use the ATS0 command.
If problems persist, contact your dealer.

Cannot access LAN

Check for a firm cable connection between the 

LAN jack and the LAN hub.
If problems persist, consult your LAN 

administrator.

If the following procedures do not restore LAN access, consult your LAN 
administrator. For more information on wireless communication, refer to Chapter 
4, 

Cannot access 

Wireless LAN

Make sure the computer’s wireless 

communication switch is set to on.
If problems persist, contact your LAN 

administrator.