ViewSonic VPC101 manual Sound and microphone problems

Troubleshooting

Sound and microphone problems

Symptom		Possible solution
I hear noise when con-	•	Check if the earphone works well.
necting a headphone		- Connect the earphone to other devices, such as a radio, to
to the computer.
		see if you can still hear that noise. If the noise persists, the
		earphone may be out of order.
	•	If you hear the noise only while inserting the earphone to the
		computer, it is resulted from high instantaneous current. This
		is a normal phenomenon.
I do not hear sound	•	Check if the speaker volume is set too low or is muted.
from the built-in speak-		- Click the volume icon,	, in the system tray to check the
ers.
		Windows volume controls.
		- If you are using a program which has its own volume control,
		ensure the volume level is properly set.
	•	Unplug your headphone and external microphone if they have
		been connected to your computer.
The external micro-	•	Check if the external microphone is properly connected into
phone does not work.		the microphone jack on your computer.
Certain audio files can-	•	Check if Windows Media Player is set to automatically
not be played, and the		download codecs.
Codec error messages		- Right-click on the menu bar, select Tools from the opened
appear.		menu, and then click Options.
		On the Player tab, in the Automatic updates area, select
		Once a day, and then click Apply and OK to complete the
		settings.
		Then try playing the file again. If the audio file still cannot be
		played, it might require a codec that is not supported by Win-
		dows Media Player.
		For more information about available codecs, see the docu-
		mentation for Windows Media Player at the Microsoft web
		site.

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