External Monitor; Modem - Toshiba Qosmio G20-102 User Manual

External monitor

Refer also to Chapter 9,
documentation.
Problem
Monitor does not turn
on
No display
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
A CONNECT display is
quickly replaced by NO
CARRIER
User's Manual
Optional Devices, and to your monitor's
Procedure
Make sure that the external monitor's power
switch is on. Confirm that the external monitor's
power cable is plugged into a working power
outlet.
Try adjusting the contrast and brightness controls
on the external monitor.
Press hot keys Fn + F5 to change the display
priority and make sure it is not set for the internal
display.
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.
Check the error control setting in your
communications application.
You can also use the AT\N command.
Troubleshooting
10-15