Toshiba Satellite C650 Series User Manual page 128

Additional memory module
Please also refer to Chapter 3,
information on installing and removing memory modules.
Problem
An error will occur if a
memory module is
inserted into Slot B
while no memory
module is inserted in
Slot A.
Sound system
In addition to the information in this section, please also refer to the
documentation supplied with your audio device.
Problem
No sound is heard
Annoying sound is
heard
User's Manual
Hardware, Utilities and
Procedure
Remove the memory module from Slot B and
insert it into Slot A.
Procedure
Adjust the volume.
Press FN +4 to increase the volume, and press
FN + 3 to decrease the volume.
Check the software volume settings.
Please check to see if Mute is turned to Off
Check to make sure the headphone connection
is secure.
Check within the Windows Device Manager
application to ensure the sound device is
enabled and that the device is properly working.
For further information, please refer to
"Troubleshooting in Windows" section of
Windows Help and Support.
In this instance you may be experiencing
feedback from either the internal microphone or
an external microphone connected to the
computer - please refer to
Chapter 4, Operating Basics for further
information.
Volume cannot be adjusted during Windows start
up or shut down.
If you are still unable to resolve the problem,
contact your reseller, dealer or service provider.
Troubleshooting
Options, for further
Sound System in
8-14