TE20 Videoconferencing Endpoint
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
If the remote video is
displayed as a blue
screen, the remote site is
blocking its video by
sending a blue screen.
Contact the remote site administrator to
resolve this problem.
The video output port is
set to display the video of
your site.
Set the video output port to display the
video of a remote site.
Local video is turned off
by a remote site.
Ask the administrator of the remote site to
turn on the local video.
It is a voice-only
conference.
The video of
your site is in
black and white
or flickers in
black and white.
The mode adopted by the
video output port is set
incorrectly.
Replace the cable if necessary.
While the
endpoint is in use
during a
conference, the
video of a remote
site is not clear.
For example,
there are
artifacts, frozen
images, or
discontinuity in
the video output.
Faults occur in the local
video module.
Perform a local video loopback test. If the
video quality is poor, faults occur in the
local video module. In this case, send the
endpoint to the local distributor for
maintenance.
The remote camera is set
to focus on a close or
distant scene. When the
remote camera is not set
to automatic focus and
the scene captured by a
remote camera changes,
the captured video
becomes unclear.
Set the remote camera to automatic focus.
Only low video
bandwidth is available for
your site because the
network is busy.
Do not initiate conferences during network
busy hours.
The quality of a network
connection device, such
as an optical fiber
transceiver, is poor. As a
result, certain data is lost
during transmission.
Replace the related network connection
device.
Packet loss occurs on the
network.
Contact the network administrator.
While the
endpoint is in use
during a
Ask the remote site
administrator to perform
a local video loopback
Ask the administrator of the remote site to
disconnect from the conference, set the
video frame rate to a smaller value, and
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