10
APPENDIX C
MODEL 450RC24 BLOCK DIAGRAM
The pinouts on the 50-pin Telco connectors are as shown in Figure 5 and
Figure 6 on page 11.
Figure 5.
Connector J1 pinout diagram
TX1+
1
RX1+
2
TX2+
3
RX2+
4
TX3+
5
RX3+
6
TX4+
7
RX4+
8
TX5+
9
RX5+
10
TX6+
11
RX6+
12
TX7+
13
RX7+
14
TX8+
15
RX8+
16
TX9+
17
RX9+
18
TX10+
19
RX10+
20
TX11+
21
RX11+
22
TX12+
23
RX12+
24
25
TX1-
26
RX1-
27
TX2-
28
RX2-
29
TX3-
30
RX3-
31
TX4-
32
RX4-
33
TX5-
34
RX5-
35
TX6-
36
RX6-
37
TX7-
38
RX7-
39
TX8-
40
RX8-
41
TX9-
42
RX9-
43
TX10-
44
RX10-
45
TX11-
46
RX11-
47
TX12-
48
RX12-
49
50
