12-12
Cisco TelePresence System 3200
OL-14521-01
Chapter 12 Field-Replaceable Unit Guide
Replacing a Microphone—Part Number CTS-MIC
Replacing a Microphone—Part Number CTS-MIC
Required Information, Tools, and Equipment
To remove and replace a microphone for the Cisco TelePresence 3200, 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
• Laptop computer attached to the network
Caution Make sure all system power is turned off before beginning this disassembly.

Removing and Replacing a First Row Microphone

Note Make sure to retain all screws, brackets, and other parts during the disassembly.
Step 1 From the back of the Cisco TelePresence 3200, access the audio/video expansion unit .
Step 2 Detach the specific microphone cable from the audio/video expansion unit. Note the location for l ater
reference.
Step 3 Remove the microphone cable by pulling it to the right through the various cable management systems.
Take note of how the cable is routed.
See Chapter 9, “Routing Power and Signal Cables” for additional information.
Step 4 If you are replacing the left or right microphones in the first row, skip to Step 6.
Step 5 If you are replacing the center microphone, follow these steps.
a. Loosen, but do not remove, the mounting screws holding the projector assembly to the underside of
the center tabletop.
b. Remove the projector assembly by sliding the unit to the left and away from the mounting screws.
c. Alternately, if the fit is too tight to remove in this manner, remove the mounting screws from the
tabletop. Ensure the projector assembly is secured while removing the screws.
See Chapter 8, “Assembling the Remaining Cisco TelePresence Elements” for more information.
Step 6 From the underside of the tabletop, remove the two screws securing the microphone. Retain the screws.