Huawei BBU3900 V300 - BBU Signal Cable Pin Assignment

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Appendix
Pin Assignment for the BBU Signal Cables
b
RX-Twisted pairX5WhiteX1.5
RX+Twisted pairX4BlueX1.4
TX-Twisted pairX3OrangeX1.2
TX+Twisted pairX2WhiteX1.1
Port on the
APMI
Wire TypePins of X2,
X3, X4, and
X5
Wire ColorPin of the RJ45
Connector
Monitoring signal cable between the APMI and the BBU
RX-Twisted pairWhiteX2.6X1.5
RX+Twisted pairBlueX2.2X1.4
TX-Twisted pairOrangeX2.7X1.2
TX+Twisted pairWhiteX2.3X1.1
Port on the
APMI
Wire TypeWire ColorPin of the DB9
Male Connector
Pin on the RJ45
Connector
EMUA monitoring signal cable