Huawei DBS3900 Installation Manual page 47

DBS3900 LampSite
Installation Guide
Cable
GPS Clock Signal
Cable
BBU
Interconnection
Signal Cables
Cable Between
Two Combined
Base Stations
Adapter Used for
Local
Maintenance
a: The security of the USB port is ensured by encryption, and the USB port can be shut down using
commands. The USB commission port is used for commissioning the base station rather than
configuring and exporting information of the base station.
The following table lists BBU3910A cables.
Table 6-4 BBU3910A cable list
Cable
PGND cable for
the BBU3910A
Power cable for
the BBU3910A
Dry contact
alarm cable for
the BBU3910A
RS485 alarm
cable for the
Issue 08 (2016-05-30)
One End
Connector
SMA male
connector
DLC connector
DB15 male
connector
a
USB
connector
One End
Connector Installation
Position
OT terminal Ground
2
(M6, 16 mm or terminal on the
2
0.025 in. ) BBU3910A
EPC4 connector NEG(-) and
RTN(+) ports
on the
BBU3910A
DB15 EXT_ALM port
waterproof on the
male connector BBU3910A
(waterproof on
the connector's
both sides)
DB15 EXT_ALM port
waterproof on the
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The Other End
Installation Connector
Position
UEIU in the
BBU
GPS port on Type N female
LMPT, USCU, connector
or UMPTa6 in
the BBU
M0 to M4 ports DLC connector
on the UCIU in
the BBU
GCK port on MD36 or
the UCIU in DB15 male
the BBU connector
a
USB port on Network
the UMPT in connector
the BBU
The Other End
Connector
OT terminal
(M8, 16 mm
0.025 in.
Depending on
the power
equipment
Cord end
terminal
RJ45 connector
6 Installing an RHUB
Installation
Position
GPS surge
protector
CI port on the
UMPT in the
BBU
DCTB or
DGLUb
Ethernet cable
Installation
Position
Ground
2
or terminal on the
2
) ground bar
Depending on
the power
equipment
Equipment to
be monitored
COM_IN port
on the
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