Toshiba Satellite A80 Series User Manual page 160

Monitor
Refer also to Chapter 8,
documentation.
Problem
Monitor does not turn
on.
No display
Display error occurs.
i.LINK (IEEE1394)
Problem
i.LINK device does not
function.
9-20
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 hotkeys 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 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 New Hardware
icon. Follow the on-screen directions.
Restart Windows.
If problems persist, contact your dealer.
Troubleshooting
Satellite A80