A-1
3000-A2-GA31-D0
July 1999
Pin Assignments
Overview
A-1
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Digital/Lease Network Connections
A-1
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
NIM Interface Connections
A-2
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
NMS Interface Connections
A-3
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
50-Pin Modular Plugs
A-4
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Carrier Backplane Connectors
A-7
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
D-Lead Control Interface
A-8
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Overview
This appendix provides the interface connections, pin
assignments, and other information for the following:
•
Digital or leased-line network connection
•
NIMs
•
SDU
•
50-pin modular plug
•
Carrier backplane connectors
•
D-Lead control interface
Pin assignments vary from one product to another. For
information on a specific cable or connector, see the
appropriate installation or user’s manual for the product.
Digital/Lease Network
Connections
Two 50-pin connectors on the backplane provide an
interface between the carrier and the digital / lease
network.
•
Figure A-1 is a diagram of the 50-pin digital or
analog leased-line network interface connector.
•
Table A-1 provides the digital or analog leased-line
network interface connector pin assignments.
25
I
I
I
I
I
I
I
I
1
50
I
I
I
I
I
I
26
496-10971-02
Pin
Number 1
Pin
Number 50
Figure A-1. 50-Pin Cable Connector
Table A-1
Digital or Analog
Leased-Line Network Interface
Pin Assignments
Slot
Receive Circuits
Transmit Circuits
T
R
T1
R1
1 or 9
26
1
27
2
2 or 10
28
3
29
4
3 or 11
30
5
31
6
4 or 12
32
7
33
8
5 or 13
34
9
35
10
6 or 14
36
11
37
12
7 or 15
38
13
39
14
8 or 16
40
15
41
16
A
Summary of Contents for Compshere 3000 Series
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