Cable
Name
One End
The Other End
Connector
Installation
Position
Connector
Installation
Position
DIN male type
connector
ANT_TX/RXA or
ANT_TX/RXB
port on the RRU
DIN male type
connector
Antenna system
3.9
Interco
nnect
Jumper
for the
RRU
DB2W2 connector RX_IN/OUT port
on the RRU
DB2W2
connector
RX_IN/OUT
port on the RRU
DB15 connector
EXT_ALM port on
the RRU
Cord end
terminal
External alarm
equipment
3.10
AISG
Multi-
Wire
Cable
for the
RRU
DB9 waterproof
connector
RET port on the
RRU
Standard AISG
female
connector
Standard AISG
male connector
on the RCU or on
the AISG
extension cable
3.11
AISG
Extensi
on
Cable
for the
RRU
Standard AISG
male connector
Standard AISG
male connector on
the RCU
Standard AISG
female
connector
Standard AISG
female connector
on the AISG
multi-wire cable
3.2 RRU PGND Cable
The PGND cable ensures the grounding of the RRU.
Exterior
The PGND cable is green and yellow and has a cross-sectional area of 16 mm
2
. Both ends of
the cable are OT terminals. If the PGND cable is to be prepared by the customer, the copper-
core cable with a cross-sectional area of 16 mm
2
is recommended.
shows the PGND
cable.
3 RRU Cables
RRU3908 V2
Hardware Description
3-4
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Issue 02 (2010-10-25)