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Huawei BTS3900L Installation Manual

Huawei BTS3900L Installation Manual

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BTS3900L (Ver.C)
Installation Guide
Issue
07
Date
2013-11-08
HUAWEI TECHNOLOGIES CO., LTD.

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Summary of Contents for Huawei BTS3900L

  • Page 1 BTS3900L (Ver.C) Installation Guide Issue Date 2013-11-08 HUAWEI TECHNOLOGIES CO., LTD.
  • Page 2 All other trademarks and trade names mentioned in this document are the property of their respective holders. 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.

  • Page 3: About This Document

    Installation Guide About This Document About This Document Purpose This document describes the procedure for installing a BTS3900L (Ver.C) (referred to as BTS3900L) cabinet, boards, modules, and cables. It also provides checklists for hardware installation. Product Versions The following table lists the product versions related to this document.
  • Page 4 11 Installing the Cables The cables in the BTS3900L cabinet are already installed. You need to install only the cables led into the cabinet and cables for optional components. 12 Installation Checklist Check the installation items, installation environment, and cable-related items after the cabinets and devices are all installed.
  • Page 5 Examples of information displayed on the screen are in Courier New. Command Conventions The command conventions that may be found in this document are defined as follows. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 6 Press the keys in turn. For example, pressing Alt, A means the two keys should be pressed in turn. Mouse Operations The mouse operations that may be found in this document are defined as follows. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 7 Press the primary mouse button twice continuously and quickly without moving the pointer. Drag Press and hold the primary mouse button and move the pointer to a certain position. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 8: Table Of Contents

    2.3 Skills and Requirements for Onsite Personnel.......................7 3 Information About the Installation...................8 3.1 Configurations of the BTS3900L Cabinet........................9 3.2 Application Scenario of the BTS3900L Cabinet (Only RFUs Configured)..............11 3.3 Application Scenario of the BTS3900 Cabinet (RRUs and RFUs Configured)............12 3.4 Installation Clearance and Position Requirements.......................14 4 Unpacking the Equipment......................17...
  • Page 9 11.7.3 Installing a BBU Alarm Cable..........................96 11.8 Installing an RF Jumper..............................97 11.9 Installing the CPRI Cable............................98 11.10 (Optional)Installing a CPRI Optical Fiber......................100 12 Installation Checklist......................104 13 Powering On the BTS3900L....................107 Issue 07 (2013-11-08) Huawei Proprietary and Confidential viii Copyright © Huawei Technologies Co., Ltd.

  • Page 10: Changes In Bts3900L (Ver.c) Installation Guide

    1 Changes in BTS3900L (Ver.C) Installation Guide Changes in BTS3900L (Ver.C) Installation Guide This chapter describes the changes in BTS3900L (Ver.C) Installation Guide. 07 (2013-11-08) This is the seventh official release. Compared with issue 06 (2013-08-23), no topic is added.
  • Page 11 BTS3900L (Ver.C) Installation Guide 1 Changes in BTS3900L (Ver.C) Installation Guide 06 (2013-08-23) This is the sixth official release. Compared with issue 05 (2013-05-27), this issue adds the following contents: Installing a DCDU-11B or DCDU-12B in a Cabinet 11.7.3 Installing a BBU Alarm Cable...
  • Page 12 BTS3900L (Ver.C) Installation Guide 1 Changes in BTS3900L (Ver.C) Installation Guide Topic Change Description 11.7.1 (Optional) Installing the Inter-BBU Modified the description of BBU Signal Cable interconnection signal cables in the prerequisites. Compared with 03 (2012-11-08), no information is deleted.
  • Page 13 Compared with MBTS V100R004C00, WCDMA-NodeB V200R013C00, GSM-BTS V100R013C00, eNodeB V100R004C00, this issue adds the following topic: 2.1 Document Preparations 3.2 Application Scenario of the BTS3900L Cabinet (Only RFUs Configured) 11.7.1 (Optional) Installing the Inter-BBU Signal Cable 13 Powering On the BTS3900L...

  • Page 14: Preparing For Installation

    2.3 Skills and Requirements for Onsite Personnel Onsite personnel must be qualified and trained. Before performing any operation, onsite personnel must be familiar with correct operation methods and safety precautions. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 15: Document Preparations

    This section describes the reference documents that must be ready before the installation. Before the installation, you must familiar with the following reference documents: – BTS3900L (Ver.C) Hardware Description – Safety Information During the installation, you must familiar with the following reference document: –...

  • Page 16: Skills And Requirements For Onsite Personnel

    Before the installation, pay attention to the following items: The customer's technical engineers must be trained by Huawei and be familiar with the proper installation and operation methods. The number of onsite personnel depends on the engineering schedule and installation environment.

  • Page 17: Information About The Installation

    Information About the Installation About This Chapter This section provides important notes for the BTS3900L cabinet with -48 V AC power. Before a cabinet is installed, you must familiar with the cabinet structure, application scenario, and space requirements. This document describes how to install the BTS3900L cabinet configured with the RFUs.

  • Page 18: Configurations Of The Bts3900L Cabinet

    BTS3900L (Ver.C) Installation Guide 3 Information About the Installation 3.1 Configurations of the BTS3900L Cabinet This section describes the interior and components of the BTS3900L cabinet. Figure 3-1 shows the interior and Table 3-1 describes the components of the BTS3900L cabinet.
  • Page 19 The transmission equipment must be able to work properly at a temperature equal to or higher than 55°C. The transmission equipment is fed with external power supply since DCDU-11A does not support power supply to transmission equipment. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 20: Application Scenario Of The Bts3900L Cabinet (Only Rfus Configured)

    In a triple-mode scenario, BBU 0 is the root BBU and BBU 1 is the leaf BBU. Cabinet Configurations for a Single- or Dual-Mode Scenario Figure 3-2 show the configurations of the BTS3900L in a single- or dual-mode scenario. Figure 3-2 BTS3900L in a single- or dual-mode scenario 1. BTS3900L (GATM not configured) 2.

  • Page 21: Application Scenario Of The Bts3900 Cabinet (Rrus And Rfus Configured)

    In a triple-mode scenario, two BBUs are configured. BBU 0 is the root BBU and BBU 1 is the leaf BBU. A BTS3900L base station supports a maximum of 12 RFUs and 6 RRUs. If there are more than 12 RFUs and 6 RRUs, one or more base stations need to be added.
  • Page 22 GTMUb, and the RRUs supporting the GSM mode are connected to the UBRI. NOTE When a BTS3900L (Ver.C) is configured with RFUs and RRUs, a DCDU-11B is installed on a wall to distribute power to RRUs. Cabinet Configurations for a Single- or Dual-Mode Base Station Figure 3-4 shows the interior of a single- or dual-mode BTS3900L.

  • Page 23: Installation Clearance And Position Requirements

    The installation of cabinets must meet the requirements of the proper design, practical installation, and elegant layout. Installation Clearance Requirements The clearance requirements of the BTS3900L cabinets are as follows: The cabinet can be installed with its back against the wall. The cabinet can be installed with one side against the wall.
  • Page 24 Figure 3-6 Cabinet installation clearance requirements Cabinet Layout Requirements The layout principles of the BTS3900L cabinets are as follows: The cabinets are as close to the feeder window as possible so that the feeder is used less. The cabinets are installed in a row in the same equipment room for easy cabling.
  • Page 25 BTS3900L (Ver.C) Installation Guide 3 Information About the Installation Figure 3-7 Typical Cabinet Layout Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 26: Unpacking The Equipment

    The total number does not tally with the Find out the cause and report any missing packing list articles to the local Huawei office. Step 2 Check the exterior of the packing case. Issue 07 (2013-11-08) Huawei Proprietary and Confidential...
  • Page 27 Sign the Packing List with the customer. those on the packing list Either shipment shortage, wrong shipment Report to the local Huawei office. or damaged articles. CAUTION l To protect the equipment and prevent damage to the equipment, you are advised to keep the...

  • Page 28: Obtaining The Esn

    BBU. In this case, you must take the label and record the site information on the side labeled Site, as shown in Figure 5-2. Figure 5-1 Obtaining the ESN (1) Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 29 If multiple BBUs need to be configured on site, record the ESN for each BBU and report them to the engineer responsible for base station commissioning. ----End Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 30: Installation Process

    In a triple-mode scenario, if a cabinet is configured with two BBU, the BBU case, power cable, and CPRI cable must be installed on site. Figure 6-1 shows the installation procedure. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 31 BTS3900L (Ver.C) Installation Guide 6 Installation Process Figure 6-1 Installation procedure Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 32: Checking Installed Modules And Cables

    Check whether the power cables are securely connected, and the screws are tightened on the cables in the cabinet by referring to Figure 7-1 Table 7-1. Figure 7-1 Power cables in the cabinet Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 33 Check whether the power cables are securely connected, and the screws are tightened on the cables in the cabinet by referring to Figure 7-2 Table 7-2. Figure 7-2 Signal cables in the cabinet Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 34 The CPRI cable connected to BBU1, which is installed in the lower part of the cabinet, is not installed before delivery. The CPRI cable must be installed onsite. For details about how to install the CPRI cable, see Installing the CPRI Cable. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 35: Installing The Cabinet

    8 Installing the Cabinet Installing the Cabinet About This Chapter This chapter describes the procedure for installing the BTS3900L cabinet. 8.1 Installing the Cabinet Without a Base This section describes the procedure and precautions to be taken for installing a cabinet without a base.

  • Page 36: Installing The Cabinet Without A Base

    A rubber mallet, a hammer drill (Φ16), a screwdriver and a torque wrench are available. Context The BTS3900L cabinet is installed without a base by default. The cabinet door can be removed before the cabinet is installed for easy operations.
  • Page 37 Step 3 Remove the cabinet door to facilitate operations, as shown in Figure 8-3. Disconnect the equipotential cable from the lower part of the door. Rotate the spring pin 90° to the left and press the pin. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 38 Step 5 Use a level to check the cabinet level, as shown in Figure 8-4. If the bubble is not at the center of the level, adjust the cabinet level through the adjusting bolts. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 39 If the resistance is greater than or equal to five megohms, you can infer that the cabinet is insulated from the floor. End the test. Decompose the expansion bolt assemblies, and check whether insulating washers are missing or damaged. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 40 Align the spring pin with the hole, rotate the pin to the right until it is tightly pressed by the door. Install the equipotential cable on the door. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 41: Installing The Cabinet With Base On The Concrete Floor

    A marker, a level, a multimeter, and a vacuum cleaner are available. A rubber mallet, a hammer drill (Φ16), a screwdriver and a torque wrench are available. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 42 Installation Guide 8 Installing the Cabinet Context When installing a BTS3900L on a base, use a marking template matching the base to determine the positions of the holes for installing the cabinet. Procedure Step 1 Determine the position of the cabinet by referring to the marking template, as shown in Figure 8-8.
  • Page 43 M12x60 bolts to secure the base, as shown in Figure 8-10. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 44 Step 4 Test the insulation between the base and the expansion bolt. Set the multimeter to the megohm position (MΩ). Measure the resistance between the base and the four expansion bolts, as shown in Figure 8-12. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 45: Installing A Cabinet With Base On An Esd Floor

    8.3 Installing a Cabinet with Base on an ESD Floor This section describes the procedure and precautions for installing the base and the cabinet on the ESD floor. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 46 At least 120; adjustable according to the height of the floor height NOTE Height of the ESD floor refers to the spacing between the concrete floor and the upper surface of the ESD floor. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 47 Step 3 Position the support. Place the support under the ESD floor, and then use bolts to secure the ESD floor on the support temporarily, as shown in Figure 8-16. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 48 Mark the positions of the mounting holes on the concrete floor, as shown in Figure 8-17. Figure 8-17 Marking the positions of the mounting holes (1) Mounting hole for the (2) Concrete floor concrete floor Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 49 M12x60 bolts to secure the base, as shown in Figure 8-19. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 50 Step 8 Test the insulation between the base and the expansion bolt. Set the multimeter to the megohm position (MΩ). Measure the resistance between the base and the four expansion bolts, as shown in Figure 8-21. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 51 Use a torque wrench to tighten the two bolts in the front of the cabinet until the fastening torque reaches 45 N·m, as shown in Figure 8-22. Figure 8-22 Installing the cabinet ----End Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 52: Installing A Pgnd Cable

    Step 2 Install the PGND cable. Connect one end of the PGND cable to the ground bar on the internal panel inside the BTS3900L, and then use screws to secure the OT terminals of the PGND cable, as shown Figure 9-2.
  • Page 53 Step 3 Lay out the cable by referring to 11.1 Cabling Requirements, and then use cable ties to bind the cable. Step 4 Label the cables by referring to Attaching a Cable-Tying Label. ----End Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 54: Optional) Installing The Modules

    This section describes the procedure for installing a BBU case. 10.5 Installing the BBU Components This section describes how to install the boards into the BBU and SLPU. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 55: Installing The Gps Surge Protector

    GPS port on the USCU. NOTICE There are six mounting holes on the satellite card. You need to install only three screws on the receiver, as shown in Figure 10-2 Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 56 Step 4 Install one end of the GPS clock signal cable at the top of the cabinet and connect the other end to the GPS port on the USCU, as shown in Figure 10-3. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 57 The figure of the GPS surge protector is for reference only. The actual appearance may be different. Step 6 Install the GPS jumper, as shown in Figure 10-5. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 58: Installing The Gatm And Bias-Tee

    DIN Bias-Tee. Table 10-1 describes the cable connection of the straight DIN Bias-Tee. Figure 10-6 Cable connection ports of the straight DIN Bias-Tee Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 59 Connected to the PGND cable. Connected to the jumper of the base station. Figure 10-7 shows the cable connections of the GATM and the straight DIN Bias-Tee. Figure 10-7 Cable connections Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 60 (4) 1/2" jumper (5) RET control signal cable (6) GATM Step 5 Attach color rings to the RF jumper by referring to Attaching the Color Ring. ----End Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 61: Installing The Dcdu-11B

    3 N·m (26.55 lbf·in.), as shown in the following figure. Figure 10-9 Securing the mounting ears on the wall and those on the DCDU Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 62 Use a hammer drill with a Φ8 bit to drill holes vertically at the marked anchor points. Ensure that the depth of each hole ranges from 50 mm (1.97 in.) to 60 mm (2.36 in.). Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 63 Then use a torque wrench to tighten the four M6x60 screws on the wall- mounting ears for the DCDU to 5 N·m (44.25 lbf·in.), as shown in the following figure. Figure 10-12 Installing the DCDU Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 64 Connect the OT terminals at the other end of the DCDU power cables to the external power equipment. Reinstall the protective cover and secure it to 0.3 N·m (2.655 lbf·in.). Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 65: Installing The Bbu Case

    Step 1 Align mounting holes on the cable holders with mounting holes on both sides of the BBU case, and then use two M4 screws on each side to secure the cable holes to 1.2 N·m, as shown in Figure 10-15. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 66: Installing The Bbu Components

    This chapter only describes the procedure for installing components in the BBU. For details about the slots where the BBU components are installed, see the BBU configuration information. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 67 When inserting a board into a slot, keep the board on the same plane as the slot. Do not bend the board or insert it at an angle. Figure 10-19 shows correct and incorrect operations. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 68 Gently slide the board into the slot. If there are ejector levers on the panel, close them. Tighten the captive screws on both sides of the panel to 0.6 N·m (5.31 lbf·in.). Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 69 BTS3900L (Ver.C) Installation Guide 10 (Optional) Installing the Modules Figure 10-20 Installing the boards into the BBU Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 70: Installing The Cables

    11 Installing the Cables Installing the Cables About This Chapter The cables in the BTS3900L cabinet are already installed. You need to install only the cables led into the cabinet and cables for optional components. 11.1 Cabling Requirements Cables must be routed according to the specified cabling requirements to prevent signal interference.
  • Page 71 RF module and the BBU. 11.10 (Optional)Installing a CPRI Optical Fiber A CPRI fiber optic cable transmits CPRI signals between a BBU and an RRU. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 72: Cabling Requirements

    Sufficient slack (recommended for about 0.1 m [0.33 ft]) is provided in cables at turns or the position close to a device, facilitating cable and device maintenance. Indoor Cabling Requirements Cables are routed indoors through the feeder window. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 73 Cable clips must be vertical with cables, and the cables in a cable clip must be parallel. After routing cables neatly and correctly, tighten the screws on cable clips. Secure cables on the cable tray, as shown in Figure 11-1. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 74 BTS3900L (Ver.C) Installation Guide 11 Installing the Cables Figure 11-1 Securing cables on the cable tray Secure cables on the tower, as shown in Figure 11-2. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 75 If DC power cables need to be routed on the tower platform, lay out the cables on the guardrail with the shortest distance and route the cables along the guardrail. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 76 Fiber optic cables are used within the temperature range of -40°C to 60°C. If the current temperature is out of the range, make protection measures or route the cables again. Cables are routed in an untangled and orderly fashion. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 77 Fiber optic cables cannot be squeezed by the cabinet door when routed through the cabinet, as shown in Figure 11-5, Figure 11-6 Figure 11-7. Figure 11-5 CPRI fiber optic cables routed through the cabinet (1) Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 78: Cable Routes

    11.2 Cable Routes The cables in the BTS3900L cabinet must be routed according to the cabling requirements and must be bound by using cable ties. Route the PGND cables along the left side inside the cabinet.
  • Page 79 Locate the cables around the binding bracket according to the figures showing the spatial positions of the cables. Bind the cables to the nearest points on the binding bracket. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 80 (1) PGND cable (2) Jumpers on the left side (3) DCDU input power cables in the capacity expansion scenarios (4) DCDU input power cable (5) CPRI fiber optic cable Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 81: Installing The Power Cables

    In the case of full configuration with 12 RFUs, connect the input power cables and supply the power to the cabinet. Context By default, 2 X 160A or 4 X 80A should be provided for BTS3900L(Ver.C) cabinet, as shown Figure 11-11.
  • Page 82 Step 5 Use a screwdriver to tighten the screws on the wiring terminals. Step 6 Install the protective cover, and then use a screwdriver to tighten the screws. Figure 11-12 shows the installation process. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 83: Small Configuration Scenario I: 2X80A In Upper And Lower Shelves

    In this scenario, two 80A input power cables are used for upper and lower shelves. Context Its typical scenarios include: 3 large-power modules + 3 large-power modules + 1 or 2 BBUs, and RFUs in upper and lower shelves. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 84 Step 5 Use a screwdriver to tighten the screws on the wiring terminals. Step 6 Install the protective cover, and then use a screwdriver to tighten the screws. Figure 11-14 shows the installation process. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 85: Small Configuration Scenario Ii: 2X80A In Lower Shelf In Parallel

    BBU is powered by the DCDU in the lower shelf via 1.3m power cable. Context The typical scenario includes: 6 large-power modules + 1 BBU, and RFUs in lower shelf. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 86 RTN(+). Use a screwdriver to tighten the screws on the wiring terminals. Install the protective cover, and then use a screwdriver to tighten the screws. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 87 Connect one end to PWR port on UPEU in BBU in the upper shelf and connect the other end to LOAD7 or LOAD8 port on DCDU-11A in the lower shelf, as shown in Figure 11-17. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 88: Small Configuration Scenario Iii: 2X80A In Upper Shelf In Parallel

    Its typical scenarios include: 6 large-power modules + 1 BBU in the upper shelf. 3 large-power modules + 3 small-power modules + 1 BBU in the upper shelf. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 89 Use a screwdriver to tighten the screws on the wiring terminals. Install the protective cover, and then use a screwdriver to tighten the screws. Figure 11-19 shows the installation process. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 90 Connect one end to PWR port on the fan box and connect the other end to LOAD9 port on DCDU-11A in the upper shelf, as shown in Figure 11-20. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 91: Installing A Bbu Power Cable

    Step 2 Connect one end of a BBU power cable to the -48 V port on each UPEU. Step 3 Connect the other end of a BBU power cable to the LOAD7 and LOAD8 ports on the DCDU-11A, as shown in Figure 11-21. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 92: Optional) Installing Rru Power Cables

    The type of connector connecting to the power port on the RRU depends on the type of the RRU. For details about how to add a connector to an RRU power cable, see the related RRU installation guide. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 93 For details about how to add connectors to RRU power cables for a BTS3900 (Ver.B) or BTS3900L (Ver.B), see Assembling the OT Terminal and the Power Cable. l For details about how to add connectors to RRU power cables for a BTS3900 (Ver.C) or BTS3900L (Ver.C), see Assembling the Tool-Less Female Connector (Pressfit Type)
  • Page 94 Trim off surplus part of the cable ties at the position 3 mm (0.12 in.) to 5 mm (0.20 in.) away from the head of the cable tie. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 95: Installing The Transmission Cables

    Figure 11-25. l For a BTS3900 (Ver.B) or BTS3900L (Ver.B), the OT terminals are connected to the LOAD0 to LOAD5 terminals on the DCDU-03B. l For a BTS3900 (Ver.C) or BTS3900L (Ver.C), the tool-less female connectors (pressfit type) are connected to the LOAD0 to LOAD5 ports on the DCDU-11B.

  • Page 96: Installing An Fe/Ge Optical Cable

    This section describes the procedure and precautions for installing FE/GE optical cable. FE/GE optical cables are required for communication between a transmission device and a base station through FE/GE optical fiber. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 97 Lower the puller on the optical module. Insert the optical module into the FE/GE optical port. Raise the puller on the optical module. Figure 11-27 Removing the dustproof cap from the port Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 98: Installing An Fe/Ge Cable

    Step 4 Label the installed cables according to the instructions in Attaching an L-Shaped Label. ----End 11.6.3 Installing an FE/GE Cable This section describes the procedure and precautions to be taken for installing an FE/GE cable. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 99: Installing The Monitoring Signal Cables

    – The optical modules and fiber optic cables are of the multimode type. – The multimode optical modules to be installed on the UMPT and UCIU support the rates of 5 Gbit/s and 2.5 Gbit/s. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 100 A 10 m inter-BBU signal cable is recommended when the distance between BBU0 and BBU1 ranges from 2 m to 10 m. l The optical modules to be installed must match the rates of their corresponding ports. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 101 Remove the dustproof caps from the optical connectors at the end labeled 1A and 1B on the fiber optic cables, and insert the optical connectors into the optical modules in BBU 1. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 102 The TX ports on BBU 0 must be connected to the RX ports on BBU 1, and the RX ports on BBU 0 must be connected to the TX ports on BBU 1. Figure 11-34 Removing the dustproof cap from the fiber optic cable Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 103 BTS3900L (Ver.C) Installation Guide 11 Installing the Cables Figure 11-35 Installing the inter-BBU signal cable Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 104: Optional)Installing The Monitoring Signal Cable For The Emu

    Step 5 Label the installed cables according to the instructions in Attaching an L-Shaped Label. ----End 11.7.2 (Optional)Installing the Monitoring Signal Cable for the The monitoring signal cable for the EMU transmits monitoring signals from the EMU to the BBU3900. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 105: Installing A Bbu Alarm Cable

    Step 2 Lay out the cable according to the instructions in Cabling Requirements and use cable ties to bind it. Step 3 Label the installed cable according to the instructions in Attaching an L-Shaped Label. ----End Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 106: Installing An Rf Jumper

    Step 2 Link the DIN connector of the jumper to the ANT port on the panel of the RFU, as shown in Figure 11-37. Figure 11-37 Installing RF jumpers Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 107: Installing The Cpri Cable

    Step 3 Lead the other end of the CPRI cable through the left cable hole on the storage battery cabinet, through the radio frequency cabinet (RFC), into the extension RFC, and to the corresponding RFU, as shown in Figure 11-38. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 108 Ensure that the heads of all the cable ties are outside the cabling teeth, as shown in Figure 11-39. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 109: Optional)Installing A Cpri Optical Fiber

    The performance of an optical module that is exposed to the air for more than 20 minutes may be abnormal. Therefore, you must insert an fiber optic cable into an unpacked optical module within 20 minutes. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 110 If an LC-LC optical fiber is used, the TX port on the BBU must be connected to the TX port on the RF module, and the RX port on the BBU must be connected to the RX port on the RF module. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 111 CPRI fiber optic cables are routed out of the cabinet through the nearer (left or right) cable outlet. One cable outlet allows a maximum of 12 CPRI fiber optic cables. Therefore, the remaining cables besides the 12 ones must be routed through the other cable outlet. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 112 11 Installing the Cables Figure 11-42 Installing the CPRI optical fiber Step 4 Attach labels on the fiber optic cable. For details, see Attaching a Sign Plate Label. ----End Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 113: Installation Checklist

    Installation Environment Checklist Table 12-2 describes the installation environment checklist. Table 12-2 Installation environment checklist Item No redundant tapes or cable ties are left on the cables. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 114 The cables are neatly and tightly bound. The cable ties are evenly spaced and face the same direction. Different types of cable, such as the power cable, ground cable, feeder, optical cable, E1/T1 cable, and FE cable are separately bound. Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 115 The connectors of the RF cables are fixed in position to avoid false connection that may cause an abnormal voltage standing wave ratio (VSWR). Figure 12-1 Check the maintenance transfer cable Issue 07 (2013-11-08) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 116: Powering On The Bts3900L

    Installation Guide 13 Powering On the BTS3900L Powering On the BTS3900L This section describes how to power on the BTS3900L cabinet and handle the power supply failure to the components in the cabinet. Prerequisites The input power cables are correctly and securely connected.
  • Page 117 LOAD6 to LOAD9 Reserved Procedure Step 1 Turn on the switch of the external power supply to power on the BTS3900L. Step 2 Check whether the input voltage of the DCDU in the BTS3900L is normal. Then The input voltage of the DCDU is not in the Power supply to the cabinet fails.
  • Page 118 -38.4 V DC to -57 V DC complete. Go to Step Step 3 Turn off the switch of the external power supply to power off the BTS3900L. Step 4 Check the connections and routing of the power cables for the DCDU. Step 5 Go to Step 2 to ensure that the output voltage of the DCDU is normal.
  • Page 119 BTS3900L (Ver.C) Installation Guide 13 Powering On the BTS3900L Failure Type Handling Measure Failure in the power Check as follows: supply to a board in the 1. Remove the board, and check whether any pin of the slot on the backplane is bent, broken, or missing. Replace the subrack if necessary.

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