Toshiba PSU9CU-00F00C User Manual page 172

Satellite U500/U500D, Satellite Pro U500/U500D
Sound system
Refer also to documentation for your audio devices.
Problem
No sound is heard
External Monitor
Refer also to Chapter 8,
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
9-18
Procedure
Check the software volume settings.
Make sure the headphone connection is secure.
If problems persist, contact your dealer.
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.
User's Manual