Juniper E Series Hardware Manual page 186

E-series Hardware Guide
168 !
CT1 and CE1 I/O Modules
Figure 58: CE1 I/O module with Telco connectors
CE1
I/O
PIN 1
PIN 25
Figure 59 shows the location of the 20 pairs of BNC connectors on a balun panel.
The cables from the CE1 I/O module are plugged into the two 50-pin Telco
connectors on the other side of the panel.
Figure 59: Twenty-port balun panel
TX
PORT
1 2 3 4 5 6 7
RX
Table 40 and Table 41 list the pinout for the Telco connectors on each cable.
Table 40: Pinout of 50-pin Telco connector to ports 0–9
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
PIN 26
PIN 50
8 9 10 11 12 13 14 15 16
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
17 18 19