MTG1000B Trunk Gateway User Manual
MTG1000B Trunk Gateway User Manual
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Copyright @ 2011-2015 Dinstar
2.3
Wire Sequence of RJ48 (E1/T1) Cable
The E1/T1 ports of MTG1000B trunk gateway are connected with RJ48 cables. A RJ48 cable has two PINs, and the
wire sequence of each PIN is shown as follows:
Wire sequence of PIN1: orange & white, orange, green & white, blue, blue & white, green, brown & white, brown.
Wire sequence of PIN2: blue, blue & white, green & white, orange & white, orange, green, brown & white, brown.
2.3.1
How to make RJ48 joint for E1/T1 Cable
1.
Prepare a twisted-pair cable with a length of at least 0.6 meters, and then remove the shuck of the cable.
2.
Sequence the wires of the cable according to the following figure.
1 2 3 4 56 7 8
PIN 1
1 2 3 4 56 7 8
PIN 2
3.
Put the wires into two PINs of RJ
－
48 joint according to the abovementioned sequence of the wires.
4.
Use a RJ
－
48 wire crimper to crimp the RJ
－
48 joint.
Note: Generally, a RJ
－
48 cable will be provided together with the MTG1000B device, and users have no need to
make RJ
－
48 joints by themselves.
1 2 3 4 56 7 8
PIN 1
1 2 3 4 56 7 8
PIN 2
