User's Manual

Table Of Contents
Exalt Installation and Management Guide
EX-i Series (TDD) Digital Microwave Radios
90 206501-019
2016-05-24
Interface Connections
This section provides the pin number assignment and wiring information for the connectors on the
i-Series radios. All connectors are shown as viewed from the radio front panel.
T1/E1 Connections
There are two orientations of T1/E1 connections. Channels 1 and 2 have the securing tab towards the
top of the connector while Channels 3 and 4 have the securing tab towards the bottom of the connector.
Figure 56 illustrates the pin orientation and functionality of these connectors.
Figure 56 T1/E1 connectors
Pin Function
1 Tip Out (from radio)
2 Ring Out (from radio)
3 Ground
4 Tip In (to radio)
5 Ring In (to radio)
6 Ground
7 Unused
8 Unused