Monitor; Sound System - Toshiba Satellite M40 User Manual

Monitor

Refer also to Chapter 8,
documentation.
Problem
Monitor does not turn
on
No display
Display error occurs

Sound system

Problem
No sound is heard
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
Adjust the volume control dial.
Check the software volume settings.
Make sure the headphone connection is secure.
Check Windows Device Manager. Make sure
the sound function is enabled and that settings
for I/O address, Interrupt level and DMA are
correct for your software and do not conflict with
other hardware devices that you may have
connected to the computer.
If problems persist, contact your dealer.
Troubleshooting
9-19