VTEL HS 2000, Руководство системного администратора

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Chapter 5. Troubleshooting HS 2000 System Administrator’s Handbook
102 Video problems
Local monitor picture is bad
Check these conditions:
■
Check the monitor settings using the menu button on the front of the
monitor
■
Make sure the S-Video cable is firmly seated at both the monitor
and expansion box ends.
No local camera video or poor quality camera video
(but PC video is good)
Check these conditions:
■
The camera button you’ve selected is associated with an actual
camera.
■
The camera AC adapter is plugged into an electrical outlet, firmly
plugged into the camera, and the camera is turned on.
■
The lens cover is not on the camera.
■
The camera is not in Standby mode.
■
The camera is pointed at something other than a blank wall. (Check
by pressing the Operate button on the camera’s remote control.)
■
Adequate local lighting is provided.
■
The camera’s iris is open wide enough.
■
The camera’s cables are all tightly connected at both the camera and
system ends.
■
Verify that the camera port on the VTEL system is functioning by
swapping the camera and cable with a camera and cable that you
know are good.