Conference Initiation - Huawei 9000 VCT V100R011 Administrator's Manual

HUAWEI 9000 HD Video Terminal
Administrator Guide
Table 11-9 Troubleshooting methods for audio-related problems
Problem
The local site joins a
conference. No
audio, however, is
output from the local
display.
After the local site
joins a conference,
only the sound from
the local site can be
output from the
display and the other
sites cannot be
heard.

Conference Initiation

Table 11-10
control.
Issue 09 (2012-09-03)
Possible Cause
Perform an audio test to check
whether the problem arises at
the local site or a remote site.
If no audio is output from the
display when the audio test is
performed, it indicates that the
problem exists at the local site.
If audio is output from the
display properly when the
audio test is performed, it
indicates that the problem
exists at the remote site.
A loopback test is being
performed at the local site.
describes the troubleshooting methods for the problems that arise during conference
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11 Maintenance and Troubleshooting
Solution
l The chair site has muted the
speaker of the local site.
l If the volume of the display is
adjusted to the minimum value,
restore the volume to the default
value.
l If the volume of the terminal is
adjusted to the minimum value,
restore the volume to the default
value.
l If the audio cable is connected
incorrectly or insecurely,
connect the audio cable
properly.
The microphone at the remote site
has been muted or the chair site has
muted the microphone of the remote
site.
No audio transducer, such as a
microphone, is connected to the
audio interface that is set as the
audio source. In this case, set the
audio source again or connect a
sound pickup device to the
corresponding interface.
The relevant sound pickup device is
powered off. In this case, power on
the device.
The audio cable is connected
insecurely. In this case, connect the
audio cable properly.
Stop all local and remote loopback
tests.
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