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RRU3908 V2
Hardware Description
3.1 RRU3908 Cable List
The RRU3908 cables are the PGND cable, power cable, CPRI optical cable, RF jumper,
interconnection jumper, alarm cable, AISG multi-wire cable, and AISG extension cable.
Table 3-1
Table 3-1 RRU3908 cables
Cable
Name
3.2 RRU
PGND
Cable
3.3
Power
Cable
for the
DC
RRU
3.4 AC
Power
Cable
for the
AC
RRU
3.5
Monitor
ing
Signal
Cable
for the
AC
RRU
3.6
CPRI
Optical
Cable
Issue 02 (2010-10-25)
lists the cables.
One End
Connector
OT terminal (M6,
²
16 mm
)
Easy power
receptacle (pressfit
type) connector
3-pin round-
shaped connector
DB15 connector
DLC connector
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
The Other End
Installation
Connector
Position
Ground terminal on
OT terminal
the RRU
(M6, 16 mm
OT terminal
corresponding to
the PGND bar on
site
NEG(-)0 and RTN
Bare wire
(+)0 ports on the
RRU
AC-in port on the
OT terminal
AC/DC conversion
module of the AC
Bare wire
RRU
EXT_ALM port on
-
the RRU
TX and RX ports in
DLC connector
the CPRI0 port on
the RRU
3 RRU Cables
Installation
Position
AC surge
²
protection box
)
Ground terminal
on the PGND bar
Power
equipment
AC surge
protection box
Power
equipment
DC-out port on
the AC/DC
conversion
module of the
AC RRU
CPRI port on the
BBU
3-3
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