Toshiba C650D Laptop User Manual


 
User’s Manual 8-12
Troubleshooting
Sound System
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
Problem Procedure
No sound is heard
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.