Toshiba PSU31C-RW10AC User Manual page 112

Problem
Display error occurs
Modem
Problem
Communication
software can't initialize
modem
You can hear a dial
tone but can't make
a call
You place a call, but
a connection can't be
made
After making a call you
can't hear a ring
Communication is cut
off unexpectedly
CONNECT
A
quickly replaced by
CARRIER
Character display
becomes garbled during
a communication
You cannot receive an
incoming call
User's Manual
Procedure
Check that the cable connecting the external
monitor to the computer is attached firmly.
If problems persist, contact your dealer.
Procedure
Make sure the computer's internal modem
settings are correct. Refer to Phone and Modem
Properties in the Control Panel.
If the call is going through a PBX machine, make
sure the communication application's tone dial
detection feature is disabled.
You can also use the ATX command.
Make sure the settings are correct in your
communications application.
Make sure the tone or pulse selection in your
communications application is set correctly.
You can also use the ATD command.
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.
display is Check the error control setting in your
NO
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.
Troubleshooting
9-12