Huawei BTS3900C - Appendix

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Appendix
Pin on the DB26
Connector
Wire Type Multi-Wire SN Label
X1.1 Tip 1 R1
X1.2 Ring
X1.3 Tip 2 R2
X1.4 Ring
X1.5 Tip 3 R3
X1.6 Ring
X1.7 Tip 4 R4
X1.8 Ring
X1.19 Tip 5 T1
X1.20 Ring
X1.21 Tip 6 T2
X1.22 Ring
X1.23 Tip 7 T3
X1.24 Ring
X1.25 Tip 8 T4
X1.26 Ring
E1 Cable
Pin assignment for the wires of the 75-ohm E1 cable
a
a
Pin Assignment