Ubri - Huawei BTS3900C Hardware Description

BTS3900C (Ver.C)
Hardware Description
Table 3-75 Indicators for the TOD ports
Color
Green (on the left)
Orange (on the right)
Ports
Table 3-76
Table 3-76 Ports on the USCU
Silkscreen
GPS
RGPS port
TOD0 port
TOD1 port
BITS port
M-1PPS port

3.1.16 UBRI

The universal baseband radio interface board (UBRI) provides extended CPRI optical or
electrical ports to implement convergence, distribution, and multi-mode transmission on the
CPRI.
Panel
Figure 3-47
Issue 03 (2013-05-27)
Status
The green indicator is steady
on and the orange indicator is
steady off.
The orange indicator is steady
on and the green indicator is
steady off.
describes the ports on the USCU.
Connector
SMA connector
PCB welded
wiring terminal
RJ45 connector
RJ45 connector
SMA connector
SMA connector
shows the panel of the UBRI.
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Description
The TOD port is configured as
an input port.
The TOD port is configured as
an output port.
Description
The GPS ports on the USCUb12, USCUb21,
USCUb14 and USCUb22 receive GPS signals.
The GPS port on the USCUb11 is reserved and
cannot receive GPS signals.
The RGPS port on the USCUb11 receives RGPS
signals.
The RGPS ports on the USCUb12, USCUb21,
USCUb14 and USCUb22 are reserved and cannot
receive RGPS signals.
This port receives or transmits 1PPS+TOD signals.
This port receives or transmits 1PPS+TOD signals,
and receives TOD signals from the M1000.
This port receives BITS clock signals, supports
adaptive input of 2.048 MHz and 10 MHz clock
reference source.
This port receives 1PPS signals from the M1000.
3 BTS3900C Modules
86