Telect MIX 56 user manual To Cable a System as a DSX

MIX 56 User Manual 2 Installation

You need the following items to cable a system as a multiplexer with full

DSX functionality:

•24 AWG cross-connect wire

•Two 75 ohm coax cables with BNC connectors (Telect recommends 90-degree connectors, as shown below)

•One RJ-45 Ethernet cable (shielded, groundable)

•Wire for connecting external alarms

•Straight-wired DB-9 RS-232 cable

The only items needed to cable a system as a DSX are two 64-pin male ca- bles and two cable tie wraps.

To Cable a System as a DSX

Step Action

1.Connect two 64-pin male cables to the two female connectors on the rear of the chassis marked DS1 In and DS1 Out.

2.Tighten the two screws on each connector to secure the connectors to the chassis.

3.Secure the cables to the chassis using tie wraps, as shown here:

+B –B +A –A +B –B +A –A

64-Pin Connectors—	Tie Wraps
Tighten 1 screw each
(shown here).

NOTE

Prevent ground loops—check the site’s grounding practice standards.

Do not attach drain wires when using the system as a DSX. Only attach drain wires when cabling the system as a multiplexer and connecting the DS1 signals to the rear 64-pin connectors.

122188-10 A0 Telect, Inc. 2-9