Installation guide

25 SIGNAMAX LLC • www.signamax.eu
RJ45-2BNC Cable of E1/T1
Interface
E1/T1 interface uses RJ45-2BNC cable and the model is M1234-1372.
The connection relation of E1/T1 interface cable
Pin No. of RJ45
Crystal Head
Coaxial
-
cable
Plug
Twisted
-
pair
Color
Connection Pairs of Twisted
-
pair
(1, 2, 3, 4)
1
RX core
Orange
1
2
RX shell
Orange
-
white
1
3
Empty
Green
-
white
2
4
TX core
Blue
3
5
TX shell
Blue
-
white
3
6
Empty
Green
2
7
Empty
Brown
-
white
4
8
Empty
Brown
4
The method of judging the pin numbers of RJ45 crystal head: Use the
hand to hold the tail of the crystal head. The forward or upward is the
inserting direction. From the left to the right on the side with contact
strip are pin 1, pin 2…pin 8.
Pins of RJ-45 crystal head
RJ45 head-BNC pin