2-78
Cisco XR 12000 Series Router SIP and SPA Hardware Installation Guide
OL-17438-04
Chapter 2 Overview: Cisco XR 12000 Series Router Shared Port Adapters
24-Port Channelized T1/E1/J1 ATM CEoP SPA Overview
Line 4
TX Tip
TX Ring
5
55
4
29
Not connected
RX Tip
RX Ring
29
79
Not connected
4
29
Line 5
TX Tip
TX Ring
6
56
5
30
Not connected
RX Tip
RX Ring
30
80
Not connected
5
30
Line 6
TX Tip
TX Ring
7
57
6
31
Not connected
RX Tip
RX Ring
31
81
Not connected
6
31
Line 7
TX Tip
TX Ring
8
58
7
32
Not connected
RX Tip
RX Ring
32
82
Not connected
7
32
Line 8
TX Tip
TX Ring
9
59
8
33
Not connected
RX Tip
RX Ring
33
83
Not connected
8
33
Line 9
TX Tip
TX Ring
10
60
9
34
Not connected
RX Tip
RX Ring
34
84
Not connected
9
34
Line 10
TX Tip
TX Ring
11
61
10
35
Not connected
RX Tip
RX Ring
35
85
Not connected
10
35
Line 11
TX Tip
TX Ring
12
62
11
36
Not connected
RX Tip
RX Ring
36
86
Not connected
11
36
Line 12
TX Tip
TX Ring
13
63
12
37
Not connected
RX Tip
RX Ring
37
87
Not connected
12
37
Line 13
TX Tip
TX Ring
14
64
13
38
Not connected
RX Tip
RX Ring
38
88
Not connected
13
38
Table 2-49
24-Port Channelized T1/E1/J1 ATM CEoP SPA Cable Connector Pinouts (continued)
Subscriber
Connector Pins
Line
Signal
SPA
TX Cable Lead
RX Cable Lead
