Huawei TE20 Administrator's Manual page 118

TE20 Videoconferencing Endpoint
Administrator Guide
Problem
conference, the
video of a remote
site can be
displayed
continuously but
the video quality
is not
satisfactory.
While the
endpoint is not in
use during a
conference, the
video displayed
on the display
device is too
bright or too
dark.
While the
endpoint is in use
during a
conference and a
remote site is
sharing its
computer
desktop, the local
display cannot
display the
shared computer
desktop.
On the camera
control screen,
navigation and
volume keys on
the remote
control are
unavailable.
Slight jitters
occur on the
demonstration
video.
Issue 01 (2016-09-01)
Possible Cause
test. If the video quality
is good, the video frame
rate set at the remote site
is too high.
Ask the administrator of
the remote site to perform
video loop and check
video image quality.
The video settings of the
endpoint are
inappropriate.
The video settings of the
display device are
inappropriate.
The camera is faulty.
The resolution of the
remote computer exceeds
the maximum resolution
supported by the
endpoint.
The presentation sharing
function is not enabled at
your site.
The camera you want to
control is not selected.
Camera settings are
incorrect.
Because of an incorrect
interface connection or
transmission cable fault,
VGA input signal
interferences occur when
the frame rate is greater
than 60 fps. As a result,
slight jitters occur.
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Solution
join the conference again.
Ask the administrator of the remote site to
perform automatic camera focus.
Retain the default values for the video
parameters on the endpoint and display
device.
Retain the default values for the video
parameters on the endpoint and display
device.
Send the endpoint to the local distributor
for maintenance.
Ask the remote site administrator to
change the resolution and refresh rate of
the remote computer to those the endpoint
supports.
On the web interface, choose System
Settings > Conference > Advanced
Settings and enable Presentation.
Access the camera control screen and
select the camera you want to control.
Verify the camera settings.
On the web interface, choose Device
Control > Device Control >
Preference-Video, and adjust the
sampling phase to resolve the fault.
11 Troubleshooting
110