Modem - Toshiba SATELLITE 2610 Series User Manual

Modem

Refer also to the Internal Modem User's Guide.
Problem
Communication
software can't initialise
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
A CONNECT display is
quickly replaced by NO
CARRIER
Character display
becomes garbled during
a communication
You cannot receive an
incoming call
10-16 Troubleshooting
Procedure
Make sure the computer's serial port settings are
correct. Refer to Chapter 8, Setup and Password
Security.
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. Refer to the
chapter on AT commands in your Internal
Modem User's Guide (printed or online).
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. Refer to the
chapter on AT commands in your Internal
Modem User's Guide (printed or online).
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. Refer to
the chapter on AT commands in your Internal
Modem User's Guide (printed or online).
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. Refer to
the chapter on S-registers in your Internal
Modem User's Guide (printed or online).
If problems persist, contact your dealer.
User's Manual