Pin outs
The pin numbering for the PRI ports on the ISDN gateway is shown in Figure 4. The
pin assignments for the PRI ports are shown in Table 2:
Table 2: Pin assignments for PRI ports
Pin number
1
2
3
4
5
6
7
8
Figure 4: Pin numbering for PRI ports
8 7 6 5 4 3 2 1
14
Signal
Receive -
Receive +
Not connected
Transmit -
Transmit +
Not connected
Not connected
Not connected