Toshiba P770 user manual Sound system, External monitor, Problem, Procedure

	Satellite P770/P775/P770D/P775D
Problem	Procedure
The "USB Wakeup	When Sleep and Charge function is enabled, the
function" does not	"USB WakeUp" function does not work for ports
work.	that support the Sleep and Charge function.
	In that case, use an USB port that does not have
	the USB Sleep and Charge function-compatible
	icon ( ) or change to disable Sleep and Charge
	function.

Sound system

In addition to the information in this section, please also refer to the documentation supplied with your audio device.

Problem	Procedure
No sound is heard	Adjust the volume.
	To increase the volume click the volume up button,
	and to decrease it click the volume down button.
	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.
Annoying sound is	In this instance you may be experiencing feedback
heard	from either the internal microphone or an external
	microphone connected to the computer - please
	refer to Sound System in Chapter 3, 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 TOSHIBA Support.

External monitor

Please also refer to Chapter 3, Operating Basics, and to the documentation supplied with your monitor for further information.

User's Manual 6-14