Specifications
IPmux-8/16 Ver. 6.00 Ethernet Connectors A-1
Appendix A
Interface Connector
Specifications
A.1 E1 and T1 Connectors
The E1 and T1 interfaces of IPmux-8/16 terminate in an 8-pin RJ-45 connector,
wired in accordance with
Table A-1.
Table A-1. E1/T1 Connector Pinouts
Pin Designation Direction Function
1 RD (R) Input Receive data (ring)
2 RD (T) Input Receive data (tip)
3, 6 – – FGND
4 TD (R) Output Transmit data (ring)
5 TD (T) Output Transmit data (tip)
7, 8 -– N/A Not connected
Balanced-to-Unbalanced Adapter Cable
When IPmux-8/16 is ordered with unbalanced E1 interface, it is necessary to
convert RJ-45 connector to the standard pair of BNC female connectors used by
unbalanced E1 interfaces. For that purpose, RAD offers a 150-mm long adapter
cable, CBL-RJ45/2BNC, wired in accordance with.
RJ-45 BN
C
Black
Black
(B1)
(B2)
Tip
Tip
Ring
Ring
1
2
4
5
Ring
Figure A-1. CBL-RJ45/2BNC Cable Wiring Diagram
A.2 Ethernet Connectors
The network and user Ethernet electrical interfaces terminate in 8-pin RJ-45
connectors, wired in accordance with
Table A-2.