Huawei VP9050 manual Audio

HUAWEI VP9050 Executive Video Terminal
User Guide					13 Maintenance and Troubleshooting
	Problem			Possible Cause	Solution
	After the local site			Remote control is disabled on	Contact and request the
	joins a conference, a			the remote camera.	administrator to enable the remote
	remote video is				control of the camera at the remote
	displayed. On the				site.
	camera control
				The camera to be controlled is	If a 3CCD camera, reset the
	screen, the remote
	camera cannot be			a 3CCD camera.	camera. The camera should then
	controlled by				be controllable by pressing	,
	pressing	,	,		, or arrow keys.
	or arrow keys. In
				The camera settings are	Contact and request the
	other words, the
	remote video			incorrect or the control cable	administrator of the remote site to
	remains unchanged			of the camera is connected	reset the camera parameters or
	after you press			insecurely.	connect the camera control cable
	relevant keys.				properly.

Audio

Table 13-9describes the troubleshooting methods for audio-related problems.

Table 13-9Troubleshooting methods for audio-related problems

Problem	Possible Cause	Solution
The local site joins a	Perform an audio test to check	 The chair site has muted the
conference. No	whether the problem arises at	speaker of the local site.
audio, however, is	the local site or a remote site.	 If the volume of the display is
output from the	If no audio is output from the	adjusted to the minimum value,
local display.
	display when the audio test is	restore the volume to the default
	performed, it indicates that the	value.
	problem exists at the local	 If the volume of the terminal is
	site.	adjusted to the minimum value,
		restore the volume to the default
		value.
		 If the audio cable is not
		connected correctly or securely,
		connect the audio cable properly.

Issue 03 (2011-12-10)	Huawei Proprietary and Confidential	96
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