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Huawei BBU3900 Description

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LTE TDD
BBU3900&BBU3910 Description
Issue
01
Date
2018-02-05
HUAWEI TECHNOLOGIES CO., LTD.

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Summary of Contents for Huawei BBU3900

  • Page 1 LTE TDD BBU3900&BBU3910 Description Issue Date 2018-02-05 HUAWEI TECHNOLOGIES CO., LTD.
  • Page 2 Notice The purchased products, services and features are stipulated by the contract made between Huawei and the customer. All or part of the products, services and features described in this document may not be within the purchase scope or the usage scope. Unless otherwise specified in the contract, all statements, information, and recommendations in this document are provided "AS IS"...

  • Page 3: Table Of Contents

    BBU3900&BBU3910 Description Contents Contents 1 Overview ........................... 1 1.1 BBU3900&BBU3910 Functions ..........................1 1.2 Exterior of the BBU3900&BBU3910 ........................2 1.3 BBU3900&BBU3910 Boards ..........................2 1.3.1 LMPT ................................3 1.3.2 UMPT ................................4 1.3.3 LBBP ................................. 7 1.3.4 UBBP ................................. 8 1.3.5 UTRP ................................10...

  • Page 4: Overview

    Compared with the BBU3900, the BBU3910 has enhanced backplane switching capabilities:  In the BBU3900, no direct route is available between slots 0, 1, 4, and 5, and data between them must be transferred by slot 2 or 3. In the BBU3910, however, data can be directly exchanged between slots 0 through 5.

  • Page 5: Exterior Of The Bbu3900&Bbu3910

    BBU3910 is almost twice that in the BBU3900. 1.2 Exterior of the BBU3900&BBU3910 The BBU3900&BBU3910 is a case measuring 19 inch wide and 2 U high. It can be installed indoors, such as an office building or residence, or be installed in a cabinet with surge protection in an outdoor place, such as a basement, balcony, corridor, or garage.

  • Page 6: Lmpt

    Provides clock reference, transmission ports, and the maintenance link connecting to the operation and maintenance center (OMC). The OMC can be the LMT or U2000 client. Ports Table 1-1 describes the ports on the LMPT. Issue 01 (2018-02-05) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 7: Umpt

    UMPTa6, UMPTb2 , UMPTb9 and UMPTe2. The UMPT integrates with a satellite card. Panel Figure 1-4 shows the panel of the UMPTa6. Figure 1-4 UMPTa6 panel Figure 1-5 shows the panel of the UMPTb2. Figure 1-5 UMPTb2 panel Issue 01 (2018-02-05) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 8 Software loading and Ethernet commissioning port (1) The security of the USB port is ensured by encryption. (2) When the USB port functions as a commissioning Ethernet port, ensure that Issue 01 (2018-02-05) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 9 Used for transmitting radio frequency (RF) signals received from the antenna to the satellite card. Reset button Table 1-4 describes the ports on the UMPTb9. Issue 01 (2018-02-05) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 10: Lbbp

    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) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 11: Ubbp

    The UBBPem is available as of eRAN TDD 12.1.  The UBBPf1 is available as of eRAN TDD 13.1. Panel The UBBPd4, UBBPd6 and UBBPd9 have the same panel, as shown in Figure 1-10. Issue 01 (2018-02-05) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 12 The UBBP performs the following functions:  Provides CPRI ports for communication with the RF modules.  Processes uplink and downlink baseband signals. Port Table 1-7 describes the ports on the UBBP. Issue 01 (2018-02-05) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 13: Utrp

    Connec Quantit Description UBBPd/ CPRI0 Data transmission ports that interconnect UBBPe female the BBU3900&BBU3910 and the RF CPRI5 modules. These ports support electrical and optical signal input and output. UBBPem CPRI0 QSFP They are data transmission ports connecting a BBU to an RMU3900A, and support CPRI1 input and output of optical signals.

  • Page 14: Uscu

    The USCUb22 does not support RGPS signals. It uses a Naviors satellite card, which must be purchased locally and installed onsite. Ports The USCUb11 and USCUb21 all provide the same ports as described in Table 1-9. Issue 01 (2018-02-05) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 15: Uelp

    Table 1-10 Ports on the UELP Label Connector Number of Description Ports INSIDE DB25 Connects to an eNodeB transmission board OUTSIDE DB26 Connects to an external transmission Issue 01 (2018-02-05) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 16: Uflp

    Connects to an external FE/GE1 transmission device 1.3.9 UPEU The UPEU is short for universal power and environment interface unit. The BBU3900 supports UPEUa and UPEUc. The BBU3910 supports only the UPEUd. Panel Figure 1-19 shows the panel of the UPEUa.
  • Page 17 The UPEUc converts –48 V DC input power into +12 V DC. One UPEUc provides an output power of 360 W, and two UPEUc boards provide a combined output power of 650 Issue 01 (2018-02-05) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 18: Ueiu

    Figure 1-22 shows the panel of the UEIU. Figure 1-22 UEIU panel Functions A UEIU performs the following functions:  Provides two links of RS485 signals.  Provides eight links of Boolean signals. Issue 01 (2018-02-05) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 19: Fan

    MON1 RJ45 Receives RS485 signal input 1 1.3.11 FAN There are two fan unit types for the BBU3900: FAN and FANc. And the FANd is a fan unit for the BBU3910.. Panel Figure 1-23 shows the panel of the FAN.
  • Page 20 LTE TDD BBU3900&BBU3910 Description 1 Overview Figure 1-24 FANc panel Figure 1-25 shows the FANd panel. Figure 1-25 FANd panel Issue 01 (2018-02-05) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 21: Uccu

    1 Overview Figure 1-26 FANe panel Functions The FAN dissipates heat from the BBU3900&BBU3910. It monitors the inlet temperature, controls the rotation speed of the fans, and reports the status of the fans to the LMPT or UMPT in the BBU3900&BBU3910.

  • Page 22: Bbu3900&Bbu3910 Board Configuration

    Functions as a secondary interconnection port and connects to a primary interconnection port. Has four 10GE TX/RX channels. 1.4 BBU3900&BBU3910 Board Configuration Figure 1-28 shows the typical configuration of the BBU3900&BBU3910. Figure 1-28 Typical configuration of the BBU3900&BBU3910 Issue 01 (2018-02-05) Huawei Proprietary and Confidential...

  • Page 23: Technical Specifications

    10/20 3x20 MHz 8T8R The following table describes cell specifications of a UBBP working in LTE TDD mode. Board Number of Cells Cell Bandwidth Antenna Configuration (MHz) Issue 01 (2018-02-05) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 24: Capacity

    2.2 Capacity Table 2-1 Capacity Item Specifications Maximum number  When configured with an LMPT:BBU3900: 18 cells of cells per BBU (2T2R/4T4R, 5/10/15/20 MHz) or 12 cells (8T8R, 10/15/20 MHz)  When configured with a UMPTa/UMPTb:36 cells (2T2R/4T4R, 5/10/15/20 MHz) or 18 cells (8T8R, 10/15/20 MHz) ...

  • Page 25: Signaling Specifications

    2.4 CPRI Specifications The following table lists the specifications of CPRI ports on an LBBP board. Board Quantity CPRI Port Rate Topology Type of CPRI (Gbit/s) Ports Issue 01 (2018-02-05) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 26: Transmission Ports

    One FE/GE electrical port, one FE/GE optical port UMPTe2 2 FE/GE electrical port, and 2 XGE optical port UTRPc Four FE/GE electrical ports and two FE/GE optical ports Issue 01 (2018-02-05) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 27: Input Power

    15 days within a year or that a base station does not continuously work for over 72 hours. Relative humidity 5% RH to 95% RH Ingress Protection (IP) rating IP20 Atmospheric pressure 70 kPa to 106 kPa Issue 01 (2018-02-05) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 28: Acronyms And Abbreviations

    Ethernet Global Positioning System Ingress Protection LBBP LTE baseband processing unit LMPT LTE main processing and transmission unit local maintenance terminal Long Term Evolution mobility management entity Issue 01 (2018-02-05) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 29 Remote Global Positioning System S-GW serving gateway time of day UPEU universal power and environment interface unit Universal Serial Bus USCU universal satellite clock unit UTRP universal transmission processing unit Issue 01 (2018-02-05) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

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