Juniper ERX - RELEASE 11.1.X HARDWARE GUIDE 03-23-2010 Hardware Manual page 152

ERX 11.1.x Hardware Guide
Figure 58: Twenty-Port Balun Panel
Table 23 on page 136 and Table 24 on page 137 list the pinouts for the Telco connectors
on each cable.
Table 23: Pinout of 50-Pin Telco Connector to Ports 0–9
136
CT1 and CE1 I/O Modules
Pin Signal
1 Port 0 RX TIP
2 Port 0 TX TIP
3 Port 1 RX TIP
4 Port 1 TX TIP
5 Port 2 RX TIP
6 Port 2 TX TIP
7 Port 3 RX TIP
8 Port 3 TX TIP
9 Port 4 RX TIP
10 Port 4 TX TIP
11 Port 5 RX TIP
12 Port 5 TX TIP
13 Port 6 RX TIP
14 Port 6 TX TIP
15 Port 7 RX TIP
16 Port 7 TX TIP
17 Port 8 RX TIP
18 Port 8 TX TIP
19 Port 9 RX TIP
20 Port 9 TX TIP
21 no connect
22 no connect
Pin Signal
26 Port 0 RX RING
27 Port 0 TX RING
28 Port 1 RX RING
29 Port 1 TX RING
30 Port 2 RX RING
31 Port 2 TX RING
32 Port 3 RX RING
33 Port 3 TX RING
34 Port 4 RX RING
35 Port 4 TX RING
36 Port 5 RX RING
37 Port 5 TX RING
38 Port 6 RX RING
39 Port 6 TX RING
40 Port 7 RX RING
41 Port 7 TX RING
42 Port 8 RX RING
43 Port 8 TX RING
44 Port 9 RX RING
45 Port 9 TX RING
46 no connect
47 no connect