3-12 Compact T1 - Release 6.1
Electrical Installation and Cabling
Interface Connectors
T1 Connection Ports
The T1 connection ports are each equipped with a standard RJ-48C
(female) on the Unit.
The pinouts are as follows:

T1 (RJ-48C)

10Base-T Ethernet
The 10Base-T Ethernet (female) port to connect to a remote
management tool such as Telnet or an SNM P-based Network
Management System. Note a LINK LED on the back of the unit
displays green when the system has a good ethernet link.
The pinouts are as follows:

Ethernet (RJ-45)

Pin Name Description
1 Receive Ring Receive from DS1 network
2 Receive Tip Receive from DS1 network
3 N/C Not connected
4 Transmit Ring To DS1 network
5 Transmit Tip To DS1 network
6 -8 N/C Not connected
Pin Name Description
1 Receive + Receive from network
2 Receive - Receive from network
3 Transmit + Transmit to network
4 - 5 N/C Not connected
6 Transmit - Transmit to network
7 - 8 N/C Not connected
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