Avaya Media Processing Server 1000 Hardware Installation And Maintenance page 242

MPS Specifications
Pin
1
2
3
4
5
6
7
8
RJ48C Crossover Cable
For loop-back or other offline tests, see
span is looped back directly to an inbound span, a special crossover cable can be fabricated. On a
crossover cable, the transmit pins on one connector are connected to the receive pins on the other
connector. An RJ48C crossover cable is wired as shown in the following illustration.
RJ48C Shielded Interface
Some systems use RJ48C cables where the transmit and receive wire pairs are shielded. The
shields for the transmit and receive wire pairs are connected to connector pins 6 and 3, respectively.
These shields must be connected to the chassis ground at the terminating equipment that drives the
signal. The connections are illustrated in the following interconnection diagram.
Avaya Media Processing Server 1000 Hardware Installation and Maintenance
242
Signal
R1 (receive, ring)
T1 (receive, tip)
Not Used
T (transmit, ring)
R (transmit, tip)
Not Used
Not Used
Not Used
Simple System Tests
Comments? infodev@avaya.com
on page 155, where an outbound
October 2014