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Installing the DC RRU3908
m
RRU Cable Installation Scenarios
RRU+Wall-Mounted BBU
(1) RRU power cable
1. The RRU power cable is connected to one of the LOAD0 to LOAD5 terminals of the DCDU-03B.
2. When connecting the RRU power cable to the DCDU-03B, you must add an OT terminal to the shielding
layer. Then, fix the OT terminal to the corresponding PGND terminal of the DCDU-03B. For details on how
to add an OT terminal, see page 35.
(2) CPRI optical cable
16
Shielding layer of
RRU power cable
The DCDU panel must
face the side and the
BBU panel must face
downwards.
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