32PCM voice multiplexer user manual
9
7. Fiber ports
Physical Interface: FC/SC (Optional), single-fiber and dual-fiber (Optional).
Dual-Fiber: TX-Transmit RX-Receive
Single-Fiber: Transmit and Receive (Note: 1310nm and 1550nm
device used in pair)
Note:
the two fiber ports are used for 1+1 redundant.
8. E1 Interfaces
There are 4 RJ45 ports for 8E1, one RJ45 for 2E1, when E1 is 75
Ω,
configure
one cable for 1RJ 45 converting to 4bnc.
75Ω-BNC Socket
PIN defined as follows:
120Ω-RJ45 Socket
PIN defined as follows: