Table of Contents
Advertisement
RUNNING SYSTEM TESTS
Running the Encoder/Decoder Loopback Test
7-14
When you run the Encoder/Decoder Loopback test, the audio and
video signals from your system are displayed and sounded on your
local monitor after being compressed and decompressed through
the codec at a rate of 128 kbps.
Note: The signals do not go through the multiplexer. You do
not need to place a call to run this test.
This test veriÞes the operation of the near-end components and
cables, and the codec, up to the H.320 multiplexer.
The following Þgure illustrates how the Encoder/Decoder
Loopback test runs.
Monitor
and speakers
1. From the Loopback Tests menu, choose Run Encoder/Decoder
Loopback.
2. Make sure that the image from your camera source is displayed on
the full screen and the PIP.
3. Tap gently on the microphone or speak into it.
If you donÕt see the video image displayed or you canÕt hear
sound, continue with the next step.
4. Verify that all cable connections are correct and are securely in
place by doing the following:
Check the video cable from the electronics module to the
monitor.
Codec
Electronics module
Network
Advertisement
Table of Contents
