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Huawei RRU3908 V2 - CPRI Optical Cable; Figure 3-7 Monitoring Signal Cable of the AC RRU; Table 3-7 Pin Assignment for the Wires of the Monitoring Power Cable (North American Standard); Table 3-8 Pin Assignment for the Wires of the Monitoring Power Cable (European Standard)

Huawei RRU3908 V2
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Exterior
The monitoring signal cable for the AC RRU has an easy power receptacle (pressfit type)
connector and a DB15 connector at one end connected to the AC RRU, as shown in Figure
3-7. The other end of the monitoring signal cable is connected to the DC-out port on the AC/
DC conversion module before delivery.
Figure 3-7 Monitoring signal cable of the AC RRU
(1) DB15 connector (2) Easy power receptacle (pressfit type) connector
Pin Assignment
Table 3-7 and Table 3-8 describe the pin assignment for the wires of the monitoring power
cable.
Table 3-7 Pin assignment for the wires of the monitoring power cable (North American standard)
Wire Type
Color
NEG(-) Blue
RTN(+) Black
Table 3-8 Pin assignment for the wires of the monitoring power cable (European standard)
Wire Type
Color
NEG(-) Blue
RTN(+) Brown
3.6 CPRI Optical Cable
The CPRI optical cable transmits CPRI signals between the BBU and the RRU or between RRUs.
RRU3908 V2
Hardware Description 3 RRU Cables
Issue 02 (2010-10-25) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
3-9

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