Paradyne 3166 CSU - Manual (Page 19)

Introduction
1-3 3166-A2-GB20-10 November 1998
Physical Description
The Model 3166 DSU/CSU consists of a circuit card with front panel, and a rear
connector module. It is designed to be mounted in the 3000 Series Carrier.
NET
POR
T 1
COM
DIA
GNOSTIC
CHANNEL
NET
DSU/CSU
3166
Po rt1
OK
Fail
Test
Sig
OO
Alr
EE
DT
TX
RX
CT
RT
Select
In
Out
Net Mon
Rear Connector
Module
Circuit Card and
Front Panel
98-16076
Table 1-1. 3166 DSU/CSU Rear Connector Module Connectors
Name Function
NET Network interface. Provides access to the T1 network.
DIAGNOSTIC CHANNEL Provides diagnostic connectivity to other 3166 DSU/CSUs
or a T1 auxiliary backplane.
PORT 1 DTE port. Used to connect the customer’s synchronous
data DTE to the DSU/CSU.
COM Communications port. Provides access to a locally
connected PC, ASCII terminal or printer, or SNMP
management link.