
Using the Diagnostics Menus
7-21
6. Run the user selectable diagnostics on the Video and Audio
boards.
7. Replace the Video or Audio board, if indicated.
Running Local Channel Loopback
To test your electronics module:
1. From the Diagnostics menu, choose View Near-End Tests.
2. Choose Run Local Channel Loopback.
The video image from your camera source appears after being
compressed and decompressed. You hear audio after a half-
second delay. The loopback takes place on the daughter board
on the Communications board.
If your system has the encryption option installed
and
enabled,
both encryption and decryption occur.
3. Make sure that the image from your camera source appears on the
full screen.
The Near-End Tests menu appears over the loopback screen.
4. Speak into the PowerMic, and make sure that you hear your voice
after a half-second delay.
If you donÕt see the video image displayed or you canÕt hear
sound, continue with the next step.
5. Verify that all cable connections are correct and are securely in
place.
F Y I
F.Y.I.
This test does not pass data through the Communications or
AP board.
T I P
You can also test graphic data with a local channel loopback
when the system is conÞgured to display graphic data.
Содержание Concorde 4500
Страница 1: ...Concorde 4500 Administrator s Guide ...
Страница 6: ......
Страница 12: ......
Страница 18: ......
Страница 19: ...Introducing the Concorde 4500 ...
Страница 38: ......
Страница 39: ...Connecting and ConÞguring Your Network ...
Страница 68: ......
Страница 69: ...Managing the Dialing Directory ...
Страница 79: ...ConÞguring General Options for Your System ...
Страница 99: ...ConÞguring and Adjusting the Video and Audio ...
Страница 139: ...ConÞguring Ports ...
Страница 140: ...This chapter describes how to Set the control ports Set the data ports ...
Страница 153: ...Obtaining Diagnostic Information ...
Страница 185: ...Resolving Problems ...
Страница 202: ......
Страница 206: ......
Страница 226: ......