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Cisco TelePresence System Administration Guide
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Chapter 4 Troubleshooting the CTS 500
Managing CTS 500 Hardware Setup
Auxiliary Control Unit
The auxiliary control unit (
ACU
) controls the individual light units surrounding the displays in CTS
conference rooms, which allows the CTS to receive projector or alternate display status information and
restore projector or alternate display defaults.
To test the ACU:
Step 1
Log in to the Cisco TelePresence System Administration interface.
Step 2
Choose Troubleshooting > Hardware Setup.
Step 3
Click the Other Devices radio button.
Step 4
Click Start in the Testing box. The Auxiliary Control Unit (Current Status) is displayed by default.
Individual light units correspond to the five port numbers of the Auxiliary Control Unit, Ports 1 through
5, as shown in
Figure 4-17
.
Figure 4-17
CTS 500 ACU Testing
Step 5
Check a box to select a specific port number.
Or
Step 6
Click Select All to select all ports (and all light units) or Select None.
Step 7
Click the Refresh On/Off Status button to update the on/off status of each port.
Step 8
Click the Turn Selected Ports On button.
Step 9
Click the Reset Auxiliary Control Unit to power cycle the Auxiliary Control Unit.
Step 10
Click Stop to end the test.