CAUTION
Ensure that the RRU power cable must be connected to the RRU first and then to the power
device. The operations in the reverse sequence may cause component damage or personal injury.
Procedure
Step 1
Connect the tool-less female connector (pressfit type) at one end of the RRU power cable to the
power supply socket on the RRU, as shown in
Figure 8-26
Installing an RRU power cable
NOTICE
Ensure that the exposed shield layer of the power cable is properly tightened using the clip.
Step 2
Connect the connector at the other end of the RRU power cable to the corresponding position
on the power device.
NOTE
l
A DCDU-11B/DCDU-12B can supply power to a maximum of six RRUs. Ensure that the RRU power
cable is connected to one of LOAD0 to LOAD5 ports on the DCDU-11B/DCDU-12B.
l
One EPU can supply power to a maximum of six RRUs. Ensure that the RRU power cable is connected
to one of RRU0 to RRU5 ports on the EPU.
l
When the RRU power cable is connected to the EPU, the blue core wire in the tool-less female connector
(pressfit type) is connected to the upper port on the EPU, and the black/brown core wire is connected
to the lower port on the EPU.
RRU3942&RRU3642
Installation Guide
8 Installing RRU Cables
Issue 07 (2013-12-30)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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