Huawei RRU3971 Installation Manual page 123

Figure 8-29 Installing an RRU power cable
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.
Step 3 Route the cables according to the instructions in
ties to bind the cables.
Step 4 Label the installed cables according to the instructions in Attaching a Cable-Tying Label.
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NOTICE
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.
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8.1 Cabling Requirements, and then use cable
8 Installing RRU Cables
114