Toshiba Qosmio X500 - Manual (Page 178)

User’s Manual 9-15
Troubleshooting
Sound system
Refer also to documentation for your audio devices.
Monitor
Refer also to Chapter 8, Optional Devices , and to your monitor’s
documentation.
LAN
Problem Procedure
No sound is heard Check the software volume settings.
Make sure the headphone connection is secure.
If problems persist, contact your dealer.
Problem Procedure
Monitor does not turn
on
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.
No display 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.
Display error occurs Check that the cable connecting the external
monitor to the computer is attached firmly.
If problems persist, contact your dealer.
Problem Procedure
Cannot access LAN Check for a firm cable connection between the
LAN jack and the LAN hub.
If problems persist, consult your LAN
administrator.