11-14
Cisco TelePresence System 3000
OL-14521-01
Chapter 11 Field-Replaceable Unit Guide
Replacing a Light Fixture—Part Number CTS-LIGHT-FIXT
Replacing a Light Fixture—Part Number CTS-LIGHT-FIXTRequired Information, Tools, and Equipment
To disassemble and reassemble portions of the Cisco TelePresence 3000, you need the following
information, tools, and equipment:
• Cisco TelePresence System Release 1.4 Administrator’s Guide, OL-13676-03
• Power screwdriver with 2.5, 3, and 6 mm (standard or round) Allen bits, or standard 2.5, 3, and 6 mm
Allen wrenches
Tip A round-head Allen bit allows the bit to work at an angle instead of only straight out, which is
helpful in tight spots.
• Manual screwdrivers, Phillips and flat head types
• Metric wrenches, 10 to 15 mm
• Masking tape
• Step stool or small step ladder
• Laptop computer attached to network (for troubleshooting or reference)
Replacement Bulbs
A Field Replacement Unit consisting of three 5-foot and two 4-foot 4100 K bulbs is available from Cisco
Customer Service. The part number is CTS-3000-BULBS.
If one or more bulbs need replacement, it is recommended that all five bulbs are replaced for lighting
uniformity.
Note The light fixtures installed during assembly have a 4100 K rating. If you se t the Plasma display to
another value you need to purchase and replace the light fixtures to match the new color temperature
setting.
Replacing a Light Fixture
Step 1 Power off the lights by turning the power switch to the Off position to the power unit that controls your
lights.
Note Depending on your installation, your lights could be controlled by either a PDU or an Auxiliary Control
Unit. See the “Routing Power and Signal Cables” section on page 8-1 for the for the location of he PDU.
The Auxiliary Control Unit is located behind the center display structure.
Step 2 Unplug the light fixture from the PDU or Auxiliary Control Unit.