Toshiba Satellite Pro A120-106 User Manual page 164

Troubleshooting
External monitor
Refer also to Chapter 8,
documentation.
Problem
Monitor does not turn
on
No display
Display error occurs
i.LINK (IEEE1394) device
Problem
i.LINK device does not
function
Modem
Problem
Communication
software can't initialize
modem
You can hear a dial
tone but can't make a
call
9-18
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
LCD.
Check that the cable connecting the external
monitor to the computer is attached firmly.
If problems persist, contact your dealer.
Procedure
Make sure the cable is securely connected to the
computer and to the device.
Make sure the device's power is turned on.
Reinstall the drivers. Open the Windows
Control Panel and double-click the Add
Hardware icon. Follow the on-screen
directions.
Restart Windows.
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.
User's Manual