Pin No. Specifications
1Unused
2Unused
3Transmit(+)
4 Receive (+)
5 Receive (+)
6Transmit(-)
7Unused
8Unused
Note: Because of being a twisted pair cable, make pairs of (A) and (a), and (B) and (b) using the ab
pin assignment. For pins other than these, do not care about the pairing, either unconnected or
connected can be accepted.
INS Net 64
or SD-I64
Flat metal cable (4-wire)
CustomersetuplengthL1(busconnectionwithupto8modularrosettes)
Carrier (e.g., NTT)
facility
Customer facility
DSU