Axis Communications AXIS 213 PTZ user manual Audio, Switching to Half-Duplex mode

	AXIS 213 PTZ	41
Audio
No audio	Check that:
	• PC sound card, speakers and microphone are correctly connected
	• the Mute button is not pressed
	• the volume in and volume out settings are correct
	• all cabling is connected
	• the value of the Post Content Length in your proxy server is 1MB or more. You may need to contact your
	system administrator to do this.
No full-duplex function	Incorrect configuration. Check the setting in the camera’s Setup pages.
	Sound card does not support full-duplex. For information on how to check if your sound card supports
	full-duplex, please visit www.axis.com and see the support section for Axis camera products.
Poor performance	Too many users/clients connected. Try limiting the number of clients allowed to connect.
	Low bandwidth. Reduce the Speed setting on the Audio settings page. Setting lower speed will reduce any
	break-up in the sound, but will also increase the transmission delay. If running in Full-Duplex mode, try
	switching to Half-Duplex mode.
Feedback (whining/screeching sound from	Poor positioning of speakers and/or microphone. Relocate the speakers or microphone so that they do not
speakers)	point towards each other, and/or lower the volume.

For further assistance, please contact your reseller, or check the product’s support pages on the Axis website at http://www.axis.com/techsup