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
. 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
and
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.
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