S
N
Cable Connector Installation Position
e Input power cable (in
the DC power supply
scenario)
OT terminal (16 mm
2
, M6)
Wiring terminal labeled NEG for
the blue wire of the input power
cable on the DCDU-03B
Wiring terminal labeled RTN for
the black wire of the input power
cable on the DCDU-03B
Connector added on site
Corresponding wiring terminal
on the external DC power
distribution device
Input power cable (in
the AC power supply
scenario)
C13 connector AC INPUT terminal on the AC/
DC power device
Connector satisfying the
actual requirement
AC socket or Power Distribution
Frame (PDF) of the customer
f CPRI Optical Cable DLC connector CPRI port on the WBBP or
GTMU
CPRI_W or CPRI0 port on the
RRU
g GPS clock signal
cable
SMA male connector GPS port on the USCU
N-type connector GPS surge protector
h FE/GE cable RJ-45 connector FE0 port on the WMPT or LMPT
External transmission equipment
i Power cable for the
DC RRU
Easy power receptacle
(pressfit type) connector
OT terminal (M4, 3.3
mm
2
, complying with the
North American standard)
OT terminal (M4, 4 mm
2
,
complying with the
European standard)
NEG(-) and RTN(+) ports on the
RRU
Easy power receptacle
(pressfit type) connector
OT terminal (M4, 3.3
mm
2
, complying with the
North American standard)
OT terminal (M4, 4 mm
2
,
complying with the
European standard)
Power device
LOAD0 to LOAD5 ports on the
EPS
LOAD0 to LOAD5 ports on the
DCDU
LOAD4 to LOAD9 ports on the
PDU
j
PGND cable for the
DCDU
OT terminal (6 mm
2
, M4)
Ground terminal on the
DCDU-03B
DBS3900 (Ver.B)
Installation Guide 13 Indoor Scenario (BBU Installed in an IMB03)
Issue 06 (2011-09-15) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
472