Huawei RRU3203 Installation Manual page 20

Installing the RRU Cables
i
RRU+TMC/TMC11H
Grounding the shielding layer
of the power cable:
a
DC RRU power cable
b
CPRI optical cable
LOAD0
At the end of the DC RRU power cable connected to the DCDU-03B, you need to make the shielding layer
of the power cable into an OT terminal, and then connect the OT terminal to the PGND terminal of the
corresponding port on the DCDU-03B. For details about making an OT terminal, see pages 22 and 23.
The DC RRU power cable is connected to LOAD0 to LOAD5 on the DCDU-03B.
Metal Shielding layer
(25 mm [1 in.])
DC RRU
power
cable
19
PGND cable