Figure 2-10
AISG extension cable
Pin Assignment
describes the pin assignment for the wires of the AISG extension cable.
Table 2-10
Pin assignment for the wires of the AISG extension cable
X1 End
X2 End
Wire Color
Wire Type
Remarks
X1.1
X2.1
White and blue
Twisted pair
+12 V
Blue
X1.7
X2.7
White and orange Twisted pair
DC Return A
Orange
X1.3
X2.3
White and green
Twisted pair
RS485 B
X1.5
X2.5
Green
RS485 A
X1.6
X2.6
White and brown Twisted pair
+24 V
Brown
Installation Position
The AISG female connector is linked to the corresponding connector on the RCU, and the AISG
male connector is linked to the AISG female connector of the AISG multi-wire cable.
2.3.6 RF Jumper of the RRU/SRXU
The RF jumper of the RRU can be categorized into two types: feeder jumper and interconnect
jumper. The interconnect jumper is optional, depending on the site configuration.
2.3.6.1 Antenna Jumper of the RRU/SRXU
The antenna jumper transmits and receives RF signals.
2.3.6.2 Interconnect Jumper of the RRU/SRXU
RRU
User Guide
2 RRU and SRXU Hardware
Issue 01 (2008-04-18)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd
2-15