2.4.6 RF Jumper of the RRU/SRXU
The RF jumper of the RRU can be categorized into two types: feeder jumper and interconnect
jumper. The interconnect jumper is optional, depending on the site configuration.
2.4.1 PGND Cable of the SRXU
The PGND cable ensures the grounding of the SRXU.
Appearance
The green and yellow PGND cable is a single cable with a cross-sectional area of 16 mm
2
. Both
ends of the cable are OT terminals.
Figure 2-14 shows the PGND cable.
Figure 2-14 PGND cable
OT terminals need to be added on site. You can determine the color of the cable and whether to
use 2-hole terminals according to local standards.
Figure 2-15 shows the 2-hole terminal.
Figure 2-15 2-hole terminal
Installation Position
One end of the PGND cable is connected to the grounding bolt on the SRXU, and the other end
is connected to the grounding bolt on the RRU.
2.4.2 Power Cable of the SRXU
The SRXU uses a shielded DC power cable. The cable feeds power from the RRU to the SRXU.
Appearance
The cable has a waterproof DB9 connector at each end, as shown in Figure 2-16.
Figure 2-16 DC power cable
2 RRU and SRXU Hardware
RRU
User Guide
2-20 Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd
Issue 01 (2008-04-18)
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