9-6
Cisco TelePresence System Administration Guide
OL-21845-01
Chapter 9 Troubleshooting the CTS 3000 and CTS 3200
Managing CTS 3000 and CTS 3200 Hardware Setup
Troubleshooting Displays
Use the information in
Table 9-1
to troubleshoot images on the displays.
Related Information
For more information about setting up and testing displays, see the following documentation:
•
Cisco TelePresence System 3000 Assembly, Use & Care, and Field Replacement Unit Guide
•
Cisco TelePresence System 3200 Assembly, Use & Care, and Field Replacement Unit Guide
•
For more system troubleshooting information, see the
Cisco TelePresence System Troubleshooting
Guide
on Cisco.com.
Table 9-1
Troubleshooting Displays
Problem
Possible Cause
Action
Power-on test indicates
the displays turn on in the
wrong sequence. The
normal power on sequence
is the left, center, then
right display screen.
•
Video cable is not connected to its
corresponding codec connector.
•
Ethernet cable from secondary
codec is not plugged into the correct
port on the primary codec.
•
Check that the cable from each display is plugged
into the correct connector on its corresponding
codec.
•
Plug the video-to-video cable into the display
connector on the correct codec, as follows.
–
Plug the center display into the primary
codec.
–
Plug the participant’s left display into the left
secondary codec.
–
Plug the participant’s right display into the
right secondary codec.
No image.
•
Power cable is not plugged in.
•
Power switch on the back of the
display is off.
Check power connections and switches on each
display.
The display has no image when you are
between calls.
No image expected. Enable a display test from the
Web user interface to place the displays in test mode.
Video cable is not connected.
Contact Cisco technical support if you are certain that
the cabling is correct and power is applied to the
system, but no image is seen on the display.
See the Routing Power and Signal Cables section in
the see the following documentation:
•
Cisco TelePresence System 3000 Assembly, Use &
Care, and Field Replacement Unit Guide
•
Cisco TelePresence System 3200 Assembly, Use &
Care, and Field Replacement Unit Guide