Chapter 11
Replacing a
Replacing a Microphone—Part Number CTS-MIC
Required Information, Tools, and Equipment
To remove and replace a microphone for the Cisco TelePresence 3000, you need the following information, tools, and equipment:
•The Cisco TelePresence System Administrator's Guide for your software release
•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
•Manual screwdrivers, Phillips and flat head types
•Metric wrenches, 10 to 15 mm
•Masking tape
•Laptop computer attached to the network
Powering Off the System
Power off the system by turning the power switches to the Off position on the two left PDUs, single right PDU and, if present, the PDU or auxiliary control unit behind the center display assembly.
Caution Make sure all system power is turned off before beginning this disassembly.
Removing and Replacing a Microphone
Note Make sure to retain all screws, brackets, and other parts during the disassembly.
Step 1 From the back of the Cisco TelePresence 3000, access the Primary (center) codec.
Step 2 Detach the specific microphone cable from the Primary codec. Note the location for later reference. Choose the appropriate microphone icon according to the following conventions:
–A single dot on a green background indicates a center microphone.
–Two dots on a white background indicate a left microphone.
–Three dots on a red background indicate a right microphone.
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 8, “Routing Power and Signal Cables,” for additional information.
Step 4 If you are replacing the left or right microphones, skip to Step 6.
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