Toshiba Portege X20W-D PRT13U-01K00F Portege X20W-D Series Users Guide English - Page 101

Sound system, External monitor

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Problem The "USB Wakeup function" does not work. Procedure When "System ON CDP Charge Mode" or "USB Sleep and Charge function" is enabled, the "USB WakeUp" function does not work for ports that support the Sleep and Charge function. In that case, use a USB port that does not have the USB Sleep and Charge function or change to disable both "System ON CDP Charge Mode" and "USB Sleep and Charge function". Sound system In addition to the information in this section, also refer to the documentation supplied with your audio device. Problem Procedure No sound is heard Press the function keys to increase or decrease volume. Check the software volume settings. Check to see if Mute is turned to Off Check to make sure that the headphone connection is secure. Check within the Windows Device Manager application to ensure that the sound device is enabled and that the device is properly working. Annoying sound is heard In this instance, you might be experiencing feedback from either the internal microphone or an external microphone connected to the computer. Refer to Sound System and Video mode for further information. Volume cannot be adjusted during Windows start up or shut down. If you are still unable to resolve the problem, contact TOSHIBA Support. External monitor Also refer to Operating Basics, and to the documentation supplied with your monitor for further information. User's Manual 6-13

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Problem
Procedure
The "USB Wakeup
function" does not
work.
When "System ON CDP Charge Mode" or "USB
Sleep and Charge function" is enabled, the "USB
WakeUp" function does not work for ports that
support the Sleep and Charge function.
In that case, use a USB port that does not have the
USB Sleep and Charge function or change to
disable both "System ON CDP Charge Mode" and
"USB Sleep and Charge function".
Sound system
In addition to the information in this section, also refer to the documentation
supplied with your audio device.
Problem
Procedure
No sound is heard
Press the function keys to increase or decrease
volume.
Check the software volume settings.
Check to see if Mute is turned to Off
Check to make sure that the headphone
connection is secure.
Check within the Windows Device Manager
application to ensure that the sound device is
enabled and that the device is properly working.
Annoying sound is
heard
In this instance, you might be experiencing
feedback from either the internal microphone or an
external microphone connected to the computer.
Refer to
Sound System and Video mode
for further
information.
Volume cannot be adjusted during Windows start
up or shut down.
If you are still unable to resolve the problem,
contact TOSHIBA Support.
External monitor
Also refer to
Operating Basics
, and to the documentation supplied with
your monitor for further information.
User's Manual
6-13