Table 27 Isdn Bri S/T Cable Pinouts; Table 28 Isdn Bri U Cable Pinouts - Nortel 1750 Install Manual

92 Appendix A Technical specifications
Table 27

Table 27 ISDN BRI S/T cable pinouts

Pin
1
2
3
4
5
6
7
8
Table 28

Table 28 ISDN BRI U cable pinouts

Pin
1
2
3
4
5
6
7
8
NN46110-316 02.01
provides the ISDN BRI S/T cable pinouts.
Function
N/C
N/C
Receive +
Transmit +
Transmit -
Receive -
N/C
N/C
provides the ISDN BRI U cable pinouts.
Function
N/C
N/C
N/C
U interface network connection (tip)
U interface network connection (ring)
N/C
N/C
N/C