Slpu; Table 5-11 Ports On The Front Panel Of The Wgru; Table 5-12 Ports On The Rear Panel Of The Wgru - Huawei BBU3900 Hardware Description

5 Auxiliary Devices of the BBU3900
Ports on the Front Panel of the WGRU
The following describes the ports on the front panel of the WGRU. The ports consist of PPS1,
PPS2, COM1, COM2, CLK1, and CLK2.
Table 5-11

Table 5-11 Ports on the front panel of the WGRU

Name
PPS1
PPS2
COM1
COM2
CLK1
CLK2
Ports on the Rear Panel
The rear panel of the WGRU consists of the POWER port and ANT port.
Table 5-12

Table 5-12 Ports on the rear panel of the WGRU

Port Label
POWER
ANT

5.8 SLPU

The signal lightning protection unit (SLPU), which can be optionally configured with the UFLP,
UELP, or USLP2, provides the signal surge protection.
5.8.1 Exterior of SLPU
The SLPU has a case structure, which requires a 19-inch wide and 1 U high space.
5.8.2 Configuration of the SLPU
This section describes the configuration principles of the SPLU.
5-18
lists the ports.
Type
RJ-45
RJ-45
RJ-45
RJ-45
RJ-45
RJ-45
describes the ports on the rear panel of the WGRU.
Connector
Two-pole male connector
N-type female connector
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BBU3900
Hardware Description
Description
It outputs PPS signals
Obligate
It is used to transmit GPS
information and exchange
management and
maintenance information
with BBU.
Obligate
Obligate
Obligate
Description
Used to feed external power
Used for the connection to
the GPS antenna system
Issue 11 (2010-11-10)