Cisco Systems OL-24281-01, 2900 manual Microphone

Models: OL-24281-01

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Microphone

Chapter 1 Installation

Mounting

Note To take full advantage of the distance and noise immunity benefits of audio, you must use a 600-ohm impedance matching transformer and twisted pair cable (see Figure 1-7).

A stable power supply is required for optimal audio performance.

Figure 1-7 Connecting Audio to the TXB-N

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Microphone

5

Line-Out Audio Twisted Pair Cable

 

 

 

 

2

Amplifier

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600-Ohm Impedance Matching Transformer

 

 

 

 

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600-Ohm Impedance Matching Transformer

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Amplifier

 

 

 

 

4

Line-In Audio Twisted Pair Cable

8

Speaker

 

 

 

 

Step 5 Reinstall the TXB-N:

a.Plug the TXB-N into the 16-pin connector located on the back box circuit board.

b.Secure the TXB-N to the standoff on the circuit board using the captive screw on the TXB-N.

Step 6 Plug your network Ethernet cable into the RJ-45 connector on the TXB-N to connect the dome to your existing network.

Cisco Video Surveillance IP PTZ Dome Camera User Guide, Cisco 2900 Series IP Dome

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OL-24281-01

 

 

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Cisco Systems OL-24281-01, 2900 manual Microphone