Telect MIX 56 user manual See the illustration on the next

MIX 56 User Manual 2 Installation

Type of Ground	Switch Position	Definition
Logic	On (Default)	Connected to chassis ground
(M13 Card Circuitry)	Off	Not connected to chassis ground
DS3 Coaxial Shield	On (Default)	Connected to chassis ground
Tx	Off	Not connected to chassis ground
DS3 Coaxial Shield	On (Default)	Connected to chassis ground
Rx	Off	Not connected to chassis ground

3.Connect two 75 ohm BNC cables to the connectors marked DS3 In and DS3 Out, as shown below.

4.Connect an RJ-45 cable to the Ethernet port, as shown below.

NOTE

If you are connecting the MIX 56 to an Ethernet Hub, use a “straight” Ethernet cable. If you are connecting directly to a Network Management System (NMS) PC, use a “crossover” Ethernet cable.

Configure the network port as half duplex to match the MIX 56 Ethernet port.

75 ohm BNC

Connectors

+B –B +A –A

RJ-45 Ethernet Cable

5.Connect external alarms to the Critical, Major, and Minor alarm contacts by pressing and holding the spring clip, inserting the wire, and then releasing the spring clip.

See the illustration on the next page.

122188-10 A0 Telect, Inc. 2-11