Lbbp - Huawei BBU3900 Description

LTE TDD
BBU3900&BBU3910 Description
Table 1-4 Ports on the UMPTb9
Identifie
r
FE/GE0
FE/GE1
CI
USB
CLK
GPS
RST

1.3.3 LBBP

LBBP is short for LTE baseband processing unit. The types of LBBPs are LBBPc, LBBPd2
and LBBPd4.
Panel
Figure 1-8 shows the panel of the LBBPc.
Figure 1-8 LBBPc panel
Figure 1-9 shows the panel of the LBBPd2 and LBBPd4.
Figure 1-9 LBBPd2 and LBBPd4 panel
Functions
An LBBP performs the following functions:
Issue 01 (2018-02-05)
Connector Quantity
RJ45 1
SFP 1
SFP female 1
USB 1
USB 1
SMA 1
- 1
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Description
FE/GE electrical port
FE/GE optical port
Connects to the UCIU
A USB flash drive can be inserted into the port
for software upgrade and base station
commissioning
Used for multiplexing the time of day (TOD)
clock and test clock
Used for transmitting radio frequency (RF)
signals received from the antenna to the satellite
card.
Reset button
1 Overview
7