Function
Module
Description
BBU3806
Indoor baseband unit that processes baseband signals
BBU3806C
Outdoor baseband unit that processes baseband signals
RRU3801C
Outdoor remote radio unit. It receives and transmits RF signals and then
transmits the processed signals to the BBU3806 or BBU3806C.
RRU3804
Outdoor remote radio unit. The RRU3804 that is connected to the SRXU
supports 4-way RX diversity.
The BBU3806, BBU3806C, and RRU3801C can be combined into a BTS3803 or BTS3803C.
l
BTS3803: consists of one BBU3806, one RRU3801C, and the power system, which
processes RF and baseband signals and applies to indoor environment.
l
BTS3803C: consists of one BBU3806C and one to three RRU3801Cs, which processes RF
and baseband signals and applies to outdoor environment.
Auxiliary Facilities of the DBS3800
Auxiliary
Facility
Description
APM30
Auxiliary power backup system for outdoor application. The APM30
provides the following functions:
l
–48 V DC power output
l
Temperature control
l
2 U or 7 U space for your devices, depending on the configuration of
batteries
For details on the functions of the APM30, refer to the
APM30 User
Guide
.
APM100
Auxiliary power backup system for outdoor application. The APM100
provides the following functions:
l
–48 V DC power output
l
A maximum of 60 A output
l
4 U space for your devices
For details on the functions of the APM100, refer to the
APM100 User
Guide
.
RRU3804
User Guide
2 RRU3804 and SRXU Hardware
Issue 01 (2007-11-29)
Huawei Technologies Proprietary
2-3