Toshiba PSC16C-02500M User Manual page 133

External Monitor
Refer also to Chapter 3,
monitor's documentation.
Problem
Monitor does not turn
on
No display
Display error occurs
Sound System
Problem
No sound is heard
User's Manual
Satellite C650/C650D, Satellite Pro C650/C650D
Hardware, Utilities and
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 by pressing FN + 3 to
decrease or FN + 4 to increase.
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.
Options, and to your
8-11