DBS3900 (ICR) Installation Guide Issue 12 Date 2015-04-30 HUAWEI TECHNOLOGIES CO., LTD.
Copyright © Huawei Technologies Co., Ltd. 2015. All rights reserved. No part of this document may be reproduced or transmitted in any form or by any means without prior written consent of Huawei Technologies Co., Ltd. Trademarks and Permissions and other Huawei trademarks are trademarks of Huawei Technologies Co., Ltd. All other trademarks and trade names mentioned in this document are the property of their respective holders.
DBS3900 (ICR) Installation Guide About This Document About This Document Overview This document describes the process of installing the DBS3900 on an indoor centralized rack (ICR). Product Version The following table lists the product versions related to this document. Product Name Solution Version Product Version DBS3900 SRAN7.0 and later versions V100R007C00 and later versions GBSS14.0 and later versions V100R014C00 and later versions RAN14.
DBS3900 (ICR) Installation Guide Contents Contents About This Document.....................................................................................................................ii 1 Changes in the DBS3900 (ICR) Installation Guide.................................................................1 2 Installation Preparations..............................................................................................................6 2.1 Reference Documents..........................................
DBS3900 (ICR) Installation Guide Contents 11.3 Installing the IMB03s on the Upper and Lower Levels.............................................................................................84 12 Installing the Equipotential Cable and PGND Cable........................................................88 13 Installing Components in the IMB03....................................................................................90 13.1 Components in an IMB03.....................................................
DBS3900 (ICR) Installation Guide 1 1 Changes in the DBS3900 (ICR) Installation Guide Changes in the DBS3900 (ICR) Installation Guide This chapter describes the changes in the DBS3900 (ICR) Installation Guide. 12(2015-04-30) This is the twelfth commercial release. Compared with issue 11(2014-11-20), no information is added or deleted. Compared with issue 11(2014-11-20), this issue incorporates the following changes: Topic Change Description 15.11.
DBS3900 (ICR) Installation Guide 1 Changes in the DBS3900 (ICR) Installation Guide Topic Change Description 8.1 Installing the IFS06 on the Concrete Floor Modified drill holes with a depth ranging from 52 mm (1.94 in.) to 60 mm (2.36 in.) to a depth ranging from 55 mm (2.05 in.) to 60 mm (2.36 in.). 8.2 Installing the IFS06 on the ESD Floor Compared with issue 09 (2013-12-23), no information is deleted from this issue. 09 (2013-12-23) This is the ninth official release.
DBS3900 (ICR) Installation Guide 1 Changes in the DBS3900 (ICR) Installation Guide Compared with issue 06 (2012-09-15), this issue includes the following changes: Topic Change Description 15.10 (Optional) Installing BBU Interconnection Cable Modified the description of BBU interconnection signal cables in the context. Compared with issue 06 (2012-09-15), no information is deleted from this issue. 06 (2012-09-15) This is the sixth official release.
DBS3900 (ICR) Installation Guide 1 Changes in the DBS3900 (ICR) Installation Guide 04 (2012-05-19) This is the fourth official release. Compared with issue 03 (2012-01-20), this issue does not include any new information. Compared with issue 03 (2012-01-20), this issue includes the following changes: Topic Change Description 9.2 Installing the Main Brackets for DC RRUs Added the description about using expansion bolts to install the main bracket. 9.3 Installing the Main Brackets for AC RRUs 13.
DBS3900 (ICR) Installation Guide 1 Changes in the DBS3900 (ICR) Installation Guide Topic Change Description Height-Unrestricted Scenarios (220 V AC) Height-Unrestricted Scenarios (+24 V DC) 10 Installing the GPS Surge Protector Added the tools used for installing the surge protector. 15.3 Cable Installation Process Optimized the figures. 15.14 Installing the GPS Clock Signal Cable Optimized the figures. Compared with issue 01 (2011-03-30), this issue does not include any new information.
DBS3900 (ICR) Installation Guide 2 Installation Preparations 2 Installation Preparations About This Chapter This chapter lists the tools and instruments that must be obtained before the installation, and it also specifies the skills that the engineering personnel must have. 2.1 Reference Documents This section describes the documents that you need to obtain before performing the installation. 2.
DBS3900 (ICR) Installation Guide 2 Installation Preparations 2.1 Reference Documents This section describes the documents that you need to obtain before performing the installation. l Before the installation, familiarize yourself with related information in the following documents: – BBU3900 Hardware Description – For how to install RRUs, see the related RRU installation guide.
DBS3900 (ICR) Installation Guide 2 Installation Preparations Hammer drill (Φ16) Heat gun Level Multimeter Measuring tape Vacuum cleaner ESD gloves ESD wrist strap Hydraulic pliers 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.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation 3 Information to Be Known Before the Installation About This Chapter This chapter describes the information about the installation, including exteriors, installation scenarios, and clearance requirements. 3.1 Introduction to the Equipment This section describes the devices involved in the DBS3900 installation. 3.2 Installation Scenarios This section describes ICR installation scenarios. 3.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation 3.1 Introduction to the Equipment This section describes the devices involved in the DBS3900 installation. NOTE An indoor centralized rack (ICR) consists of an IFS06 and an IMB03: l An IFS06 is a type of indoor floor installation support (IFS). l An IMB03 is a type of indoor mini box. IFS06 An IFS06 is an indoor floor installation support. It is used for installing the IMB03 and RRUs in a centralized manner.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Figure 3-2 IMB03 (1) NO STEPPING sign (2) Protective plate (3) Cover plate (4) Slot assignment label (5) Cable outlet (6) Dust disposal vent Figure 3-3 shows a BBU. Figure 3-3 BBU Power devices are the DCDU-03B, DCDU-11B, and AC/DC and DC/DC power devices. Figure 3-4 shows a DCDU-03B. Figure 3-5 shows a DCDU-11B. Figure 3-6 shows an AC/DC power device. Figure 3-7 shows a DC/DC power device.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Figure 3-4 DCDU-03B Figure 3-5 DCDU-11B Figure 3-6 AC/DC power device Issue 12 (2015-04-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Figure 3-7 DC/DC power device 3.2 Installation Scenarios This section describes ICR installation scenarios. 3.2.1 Installation Scenarios The ICR installation options vary according to height-restricted and height-unrestricted scenarios. In the scenario where a cable tray is 1.8 m to 2 m (5.91 ft to 6.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Figure 3-8 Height-restricted scenarios (1) Cable tray (2) Beam 1 (3) Beam 2 (4) Beam 3 (5) Beam 4 In the scenario where a cable tray is higher than 2 m (6.56 ft) above the floor (referred to as the height-unrestricted scenario), RRUs are installed on beam 1 and beam 3, as shown in Figure 3-9. NOTE l When RRUs are installed on beam 1 or 2, they are installed at the upper layer.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Figure 3-9 Height-unrestricted scenarios (1) Cable tray (2) Beam 1 (3) Beam 2 (4) Beam 3 (4) Beam 4 3.2.2 Height-Restricted Scenarios This section describes the height-restricted scenarios for installing the DBS3900 on an ICR. Height-Restricted Scenarios (-48 V DC) This section describes the height-restricted scenarios with external -48 V DC power supply.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Figure 3-10 1 IFS06+1 IMB03+3 DC RRUs Table 3-1 3 DC RRUs Position GSM UMTS LTE GSM+UMTS/ GSM+LTE Lower layer 3 RRU3008s 3 RRU3804s 3 RRU3201s 3 RRU3908s NOTE l RRU3008s are used as examples for RRUs in GSM mode. l RRU3804s are used as examples for RRUs in UMTS mode. l RRU3201s are used as examples for RRUs in LTE mode. l RRU3908s are used as examples for RRUs in multiple modes.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Figure 3-11 1 IFS06+1 IMB03+6 DC RRUs Table 3-2 6 DC RRUs (in GSM/UMTS mode) Position GSM UMTS GSM +UMTS Co-Cabinet of GSM +UMTS and UMTS Co-Cabinet of GSM and UMTS Upper layer 3 RRU3008s 3 RRU3804s 3 RRU3908s 3 RRU3908s 3 RRU3008s Lower layer 3 RRU3008s 3 RRU3804s 3 RRU3908s 3 RRU3804s 3 RRU3804s Table 3-3 6 DC RRUs (in GSM/LTE mode) Issue 12 (2015-04-30) Position GSM LTE Co-Cabinet of GSM+LTE and L
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Table 3-4 6 DC RRUs (in UMTS/LTE mode) Position UMTS LTE Co-Cabinet of UMTS and LTE Upper layer 3 RRU3804s 3 RRU3201s 3 RRU3804s Lower layer 3 RRU3804s 3 RRU3201s 3 RRU3201s l 2 IFS06s+2 IMB03s+12 DC RRUs Figure 3-12 2 IFS06s+2 IMB03s+12 DC RRUs Table 3-5 12 DC RRUs (in GSM/UMTS mode) Position Co-Cabinet of GSM +UMTS and UMTS Co-Cabinet of GSM and UMTS ICR 1 6 RRU3908s 6 RRU3008s ICR 2 6 RRU3804s 6 RR
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Position Co-Cabinet of GSM+LTE Co-Cabinet of GSM and and LTE LTE ICR 2 6 RRU3201s 6 RRU3201s Table 3-7 12 DC RRUs (in UMTS/LTE mode) Position Co-Cabinet of UMTS and LTE ICR 1 6 RRU3804s ICR 2 6 RRU3201s DC RRUs Installed Independently (IFS06+DC RRUs) In this scenario, a single IFS06 supports three or six DC RRUs. Figure 3-13 shows the scenario where six DC RRUs are installed.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation DC RRUs and IMB03 Installed Together (IFS06+IMB03+DC RRUs) In this scenario, a single IFS06 supports a maximum of three DC RRUs, and a single site supports a maximum of six DC RRUs.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Figure 3-15 2 IFS06s+2 IMB03s+6 DC RRUs Table 3-9 6 DC RRUs (in GSM/UMTS mode) Position GSM UMTS GSM +UMTS Co-Cabinet of GSM +UMTS and UMTS Co-Cabinet of GSM and UMTS ICR 1 3 RRU3008s 3 RRU3804s 3 RRU3908s 3 RRU3908s 3 RRU3008s ICR 2 3 RRU3008s 3 RRU3804s 3 RRU3908s 3 RRU3804s 3 RRU3804s Table 3-10 6 DC RRUs (in GSM/LTE mode) Issue 12 (2015-04-30) Position GSM LTE Co-Cabinet of GSM+LTE and LTE Co-Ca
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Table 3-11 6 DC RRUs (in UMTS/LTE mode) Position UMTS LTE Co-Cabinet of UMTS and LTE ICR 1 3 RRU3804s 3 RRU3201s 3 RRU3804s ICR 2 3 RRU3804s 3 RRU3201s 3 RRU3201s RRUs Installed Independently (IFS06+RRUs) l 1 IFS06+6 DC RRUs In this scenario, a single IFS06 supports three or six DC RRUs. Figure 3-16 shows the scenario where six DC RRUs are installed.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Figure 3-17 AC RRUs installed on the IFS06 Height-Restricted Scenarios (+24 V DC) This section describes the height-restricted scenarios with external +24 V DC power supply. In these scenarios, DC RRUs can be installed together with an IMB03 on an IFS06 or independently on an IFS06.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Figure 3-18 1 IFS06+2 IMB03s+3 DC RRUs Table 3-12 3 DC RRUs Position GSM UMTS LTE GSM+UMTS/ GSM+LTE Upper layer 3 RRU3008s 3 RRU3804s 3 RRU3201s 3 RRU3908s NOTE l RRU3008s are used as examples for RRUs in GSM mode. l RRU3804s are used as examples for RRUs in UMTS mode. l RRU3201s are used as examples for RRUs in LTE mode. l RRU3908s are used as examples for RRUs in multiple modes.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Figure 3-19 2 IFS06s+2 IMB03s+6 DC RRUs Table 3-13 6 DC RRUs (in GSM/UMTS mode) Position GSM UMTS GSM +UMTS Co-Cabinet of GSM +UMTS and UMTS Co-Cabinet of GSM and UMTS ICR 1 3 RRU3008s 3 RRU3804s 3 RRU3908s 3 RRU3908s 3 RRU3008s ICR 2 3 RRU3008s 3 RRU3804s 3 RRU3908s 3 RRU3804s 3 RRU3804s Table 3-14 6 DC RRUs (in GSM/LTE mode) Issue 12 (2015-04-30) Position GSM LTE Co-Cabinet of GSM+LTE and LTE Co-C
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Table 3-15 6 DC RRUs (in UMTS/LTE mode) Position UMTS LTE Co-Cabinet of UMTS and LTE ICR 1 3 RRU3804s 3 RRU3201s 3 RRU3804s ICR 2 3 RRU3804s 3 RRU3201s 3 RRU3201s DC RRUs Installed Independently (IFS06+DC RRUs) In this scenario, a single IFS06 supports three or six DC RRUs. Figure 3-20 shows the scenario where six DC RRUs are installed.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation DC RRUs and IMB03 Installed Together (IFS06+IMB03+DC RRUs) In single- or dual-mode scenarios, a single IFS06 supports a maximum of six DC RRUs, and a single site supports a maximum of 12 DC RRUs. When only three DC RRUs need to be installed, they are installed at the lower layer.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Figure 3-22 1 IFS06+1 IMB03+6 DC RRUs Table 3-17 6 DC RRUs (in GSM/UMTS mode) Position GSM UMTS GSM +UMTS Co-Cabinet of GSM +UMTS and UMTS Co-Cabinet of GSM and UMTS Upper layer 3 RRU3008s 3 RRU3804s 3 RRU3908s 3 RRU3908s 3 RRU3008s Lower layer 3 RRU3008s 3 RRU3804s 3 RRU3908s 3 RRU3804s 3 RRU3804s Table 3-18 6 DC RRUs (in GSM/LTE mode) Position GSM LTE Co-Cabinet of GSM+LTE and LTE Co-Cabinet of GSM
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Position UMTS LTE Co-Cabinet of UMTS and LTE Lower layer 3 RRU3804s 3 RRU3201s 3 RRU3201s l 2 IFS06s+2 IMB03s+12 DC RRUs Figure 3-23 2 IFS06s+2 IMB03s+12 DC RRUs Table 3-20 12 DC RRUs (in GSM/UMTS mode) Position Co-Cabinet of GSM +UMTS and UMTS Co-Cabinet of GSM and UMTS ICR 1 6 RRU3908s 6 RRU3008s ICR 2 6 RRU3804s 6 RRU3804s Table 3-21 12 DC RRUs (in GSM/LTE mode) Issue 12 (2015-04-30) Position Co-Ca
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Table 3-22 12 DC RRUs (in UMTS/LTE mode) Position Co-Cabinet of UMTS and LTE ICR 1 6 RRU3804s ICR 2 6 RRU3201s NOTE In triple-mode scenarios, when only one ICR is used, two BBUs are installed separately in two IMB03s. BBU 0 (primary BBU) is installed in the upper IMB03, and BBU 1 (secondary BBU) is installed in the lower IMB03, as shown in Figure 3-24.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Figure 3-25 Triple-mode scenario (12 DC RRUs) Table 3-24 12 DC RRUs (in GSM/UMTS/LTE mode) Position GU+LTE GL+UMTS ICR 1 6 RRU3908s 6 RRU3908s ICR 2 6 RRU3201s 6 RRU3804s RRUs Installed Independently (IFS06+DC RRUs) In this scenario, a single IFS06 supports three or six DC RRUs. Figure 3-26 shows the scenario where six DC RRUs are installed.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Figure 3-26 DC RRUs installed on the IFS06 Height-Unrestricted Scenarios (220 V AC) This section describes the height-unrestricted scenarios with external 220 V AC power supply. In these scenarios, RRUs can be installed together with an IMB03 on an IFS06 or independently on an IFS06.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Figure 3-27 1 IFS06+2 IMB03s+3 DC RRUs Table 3-25 3 DC RRUs Position GSM UMTS LTE GSM+UMTS/ GSM+LTE Lower layer 3 RRU3008s 3 RRU3804s 3 RRU3201s 3 RRU3908s NOTE l RRU3008s are used as examples for RRUs in GSM mode. l RRU3804s are used as examples for RRUs in UMTS mode. l RRU3201s are used as examples for RRUs in LTE mode. l RRU3908s are used as examples for RRUs in multiple modes.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Figure 3-28 1 IFS06+2 IMB03s+6 DC RRUs Table 3-26 6 DC RRUs (in GSM/UMTS mode) Position GSM UMTS GSM +UMTS Co-Cabinet of GSM +UMTS and UMTS Co-Cabinet of GSM and UMTS Upper layer 3 RRU3008s 3 RRU3804s 3 RRU3908s 3 RRU3908s 3 RRU3008s Lower layer 3 RRU3008s 3 RRU3804s 3 RRU3908s 3 RRU3804s 3 RRU3804s Table 3-27 6 DC RRUs (in GSM/LTE mode) Position GSM LTE Co-Cabinet of GSM+LTE and LTE Co-Cabinet of GSM
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Position UMTS LTE Co-Cabinet of UMTS and LTE Lower layer 3 RRU3804s 3 RRU3201s 3 RRU3201s l 2 IFS06s+4 IMB03s+12 DC RRUs Figure 3-29 2 IFS06s+4 IMB03s+12 DC RRUs Table 3-29 12 DC RRUs (in GSM/UMTS mode) Position Co-Cabinet of GSM +UMTS and UMTS Co-Cabinet of GSM and UMTS ICR 1 6 RRU3908s 6 RRU3008s ICR 2 6 RRU3804s 6 RRU3804s Table 3-30 12 DC RRUs (in GSM/LTE mode) Issue 12 (2015-04-30) Position Co-Ca
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Table 3-31 12 DC RRUs (in UMTS/LTE mode) Position Co-Cabinet of UMTS and LTE ICR 1 6 RRU3804s ICR 2 6 RRU3201s NOTE In triple-mode scenarios, when two ICRs are used, two BBUs are installed separately in two IMB03s. BBU 0 (primary BBU) is installed on the left IFS06, and BBU 1 (secondary BBU) is installed on the right IFS06, as shown in Figure 3-30.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Figure 3-31 DC RRUs installed on the IFS06 l IFS06+AC RRUs In this scenario, a single IFS06 supports a maximum two AC RRUs, as shown in Figure 3-32. NOTE This document uses AC RRU3908s as examples. Figure 3-32 AC RRUs installed on the IFS06 Issue 12 (2015-04-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Height-Unrestricted Scenarios (+24 V DC) This section describes the height-unrestricted scenarios with external +24 V DC power supply. In these scenarios, DC RRUs can be installed together with an IMB03 on an IFS06 or independently on an IFS06.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation l 1 IFS06+2 IMB03s+6 DC RRUs Figure 3-34 1 IFS06+2 IMB03s+6 DC RRUs Table 3-34 6 DC RRUs (in GSM/UMTS mode) Position GSM UMTS GSM +UMTS Co-Cabinet of GSM +UMTS and UMTS Co-Cabinet of GSM and UMTS Upper layer 3 RRU3008s 3 RRU3804s 3 RRU3908s 3 RRU3908s 3 RRU3008s Lower layer 3 RRU3008s 3 RRU3804s 3 RRU3908s 3 RRU3804s 3 RRU3804s Table 3-35 6 DC RRUs (in GSM/LTE mode) Issue 12 (2015-04-30) Position GSM
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Table 3-36 6 DC RRUs (in UMTS/LTE mode) Position UMTS LTE Co-Cabinet of UMTS and LTE Upper layer 3 RRU3804s 3 RRU3201s 3 RRU3804s Lower layer 3 RRU3804s 3 RRU3201s 3 RRU3201s l 2 IFS06s+4 IMB03s+12 DC RRUs Figure 3-35 2 IFS06s+4 IMB03s+12 DC RRUs Table 3-37 12 DC RRUs (in GSM/UMTS mode) Position Co-Cabinet of GSM +UMTS and UMTS Co-Cabinet of GSM and UMTS ICR 1 6 RRU3908s 6 RRU3008s ICR 2 6 RRU3804s 6
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Position Co-Cabinet of GSM +UMTS and UMTS Co-Cabinet of GSM and UMTS ICR 2 6 RRU3201s 6 RRU3201s Table 3-39 12 DC RRUs (in UMTS/LTE mode) Position Co-Cabinet of UMTS and LTE ICR 1 6 RRU3804s ICR 2 6 RRU3201s NOTE In triple-mode scenarios, when two ICRs are used, two BBUs are installed separately in two IMB03s.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation RRUs Installed Independently (IFS06+DC RRUs) In this scenario, a single IFS06 supports three or six DC RRUs. Figure 3-37 shows the scenario where six DC RRUs are installed. When only three DC RRUs need to be installed, they are installed at the lower layer. Figure 3-37 DC RRUs installed on the IFS06 3.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Figure 3-38 Dimensions of an IFS06 Figure 3-39 shows the dimensions of an IMB03. Figure 3-39 Dimensions of an IMB03 Recommended Clearances Figure 3-40 shows the recommended clearances for installing DC RRUs. Issue 12 (2015-04-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Figure 3-40 Recommended clearances (for DC RRUs) Figure 3-41 shows the recommended clearances for installing AC RRUs. Issue 12 (2015-04-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Figure 3-41 Recommended clearances (for AC RRUs) NOTE When an IFS06 needs to provide the recommended clearances for used for AC RRUs, it can be installed with its left side close to a wall. Minimum Clearances Figure 3-42 shows the minimum clearances for installing DC RRUs in height-unrestricted scenarios. Issue 12 (2015-04-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Figure 3-42 Minimum clearances for installing DC RRUs in height-unrestricted scenarios Figure 3-43 shows the minimum clearances for installing DC RRUs in height-restricted scenarios. Issue 12 (2015-04-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Figure 3-43 Minimum clearances for installing DC RRUs in height-restricted scenarios NOTE When an IFS06 needs to provide the minimum clearances for DC RRUs, it can be installed with its rear and both sides close to walls. Figure 3-44 shows the minimum clearances for installing AC RRUs. Issue 12 (2015-04-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Figure 3-44 Minimum clearances (for AC RRUs) NOTE When an IFS06 needs to provide the minimum clearances for AC RRUs, it can be installed with its rear and both sides close to walls. Clearance Requirements of Combined Cabinets Figure 3-45 shows the clearance requirements of combined cabinets. Issue 12 (2015-04-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
DBS3900 (ICR) Installation Guide 3 Information to Be Known Before the Installation Figure 3-45 Clearance requirements of combined cabinets Issue 12 (2015-04-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
DBS3900 (ICR) Installation Guide 4 Unpacking the Equipment 4 Unpacking the Equipment This chapter describes how to unpack and check the delivered equipment to ensure that all the materials are included and intact. Context NOTE When transporting, moving, or installing the equipment, components, or parts, you must: l Prevent them from colliding with doors, walls, shelves, or other objects.
DBS3900 (ICR) Installation Guide 4 Unpacking the Equipment If ... Then ... The outer packing is intact Go to Step 3. The outer packing is severely damaged or Find out the cause and report it to the local soaked Huawei office. Step 3 Check the type and quantity of the equipment in the cases according to the packing list. If ... Then ... Types and quantity of the article tally with Sign the Packing List with the customer.
DBS3900 (ICR) Installation Guide 5 Obtaining the ESN 5 Obtaining the ESN This chapter describes how to obtain the Electronic Serial Number (ESN). The ESN is a unique identifier of a Network Element (NE). Record the ESN for later commissioning of the base station before installation. Procedure Step 1 Record the ESN on the BBU. l If there is not a label on the FAN unit of the BBU, you must record the ESN and site information that is printed on a mounting ear of the BBU.
DBS3900 (ICR) Installation Guide 5 Obtaining the ESN Figure 5-2 Obtaining the ESN (2) Step 2 Record the ESN on the WMPT. Figure 5-3 shows the position of the ESN. Figure 5-3 Obtaining the ESN Step 3 Report the ESN to the engineer for the commissioning of the base station. NOTE 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.
DBS3900 (ICR) Installation Guide 6 Installation Process 6 Installation Process This section describes the process of installing the DBS3900 on an ICR. Figure 6-1 shows the installation process. Issue 12 (2015-04-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
DBS3900 (ICR) Installation Guide 6 Installation Process Figure 6-1 Installation process Issue 12 (2015-04-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
DBS3900 (ICR) Installation Guide 7 Assembling the IFS06 7 Assembling the IFS06 This chapter describes the procedure for assembling an IFS06. Procedure Step 1 Use four M12×30 bolt assemblies to secure rear feet to the main frame, with a torque of 50 N·m (442.54 lbf·in.), as shown in Figure 7-1. NOTE Place a foam pad or cardboard under the IFS06 to prevent any damage to the paint.
DBS3900 (ICR) Installation Guide 7 Assembling the IFS06 Figure 7-2 Installing the front feet Step 3 Optional: In height-restricted scenarios, move the adjustable beams from the positions marked 2 m (6.56 ft) to the positions marked 1.8 m (5.91 ft), as shown in Figure 7-3. NOTE The adjustable beams do not need to be moved in height-unrestricted scenarios. Issue 12 (2015-04-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
DBS3900 (ICR) Installation Guide 7 Assembling the IFS06 Figure 7-3 Moving the adjustable beam Step 4 Insert the tabs of the cable trays into the slots on the columns of the IFS06, as shown in Figure 7-4. Issue 12 (2015-04-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
DBS3900 (ICR) Installation Guide 7 Assembling the IFS06 Figure 7-4 Installing cable trays (1) Slots for installing cable trays in height-unrestricted (2) Slots for installing cable trays in height-restricted scenarios scenarios Step 5 Secure the attachment plates for the GPS surge protector onto the upper adjustable beam, as shown in Figure 7-5. Issue 12 (2015-04-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
DBS3900 (ICR) Installation Guide 7 Assembling the IFS06 Figure 7-5 Installing the attachment plates for the GPS surge protector ----End Issue 12 (2015-04-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
DBS3900 (ICR) Installation Guide 8 Installing the IFS06 8 Installing the IFS06 About This Chapter This chapter describes the procedures for installing the IFS06 on the concrete floor and ESD floor. 8.1 Installing the IFS06 on the Concrete Floor This section describes the procedure for installing the IFS06 on the concrete floor. 8.2 Installing the IFS06 on the ESD Floor This section describes the procedure for installing the IFS06 on the ESD floor.
DBS3900 (ICR) Installation Guide 8 Installing the IFS06 8.1 Installing the IFS06 on the Concrete Floor This section describes the procedure for installing the IFS06 on the concrete floor. Procedure Step 1 Place the marking-off template on the floor. Then use a marker to mark four anchor points, as shown in Figure 8-1.
DBS3900 (ICR) Installation Guide 8 Installing the IFS06 Figure 8-2 Drilling a hole and inserting an expansion bolt assembly (1) M12x60 bolts (2) Spring washer (3) Flat washer (4) Expansion tube 1. Use a hammer drill with a Φ16 drill bit to drill holes with a depth ranging from 55 mm (2.05 in.) to 60 mm (2.36 in.). 2. Use a vacuum cleaner to clear the dust out from inside and around the holes, and measure the distances between holes.
DBS3900 (ICR) Installation Guide 8 Installing the IFS06 1. Place the IFS06, with the mounting holes on the IFS06 aligned with the anchor points on the floor. 2. Lead each bolt through the spring washer, flat washer, and insulation washer in sequence. Then install the bolts in the mounting holes on the IFS06. 3. Partially tighten the bolts into the expansion tubes.
DBS3900 (ICR) Installation Guide 8 Installing the IFS06 Step 5 Use a socket wrench to tighten the bolts to 50 N·m (442.54 lbf·in.), as shown in Figure 8-5. Figure 8-5 Tightening the bolts ----End 8.2 Installing the IFS06 on the ESD Floor This section describes the procedure for installing the IFS06 on the ESD floor. Context The following figure shows the support for installing the ESD floor.
DBS3900 (ICR) Installation Guide 8 Installing the IFS06 Component Applicable Height Model III 410 (16.14 in.) ≤ H ≤ 700 (27.56 in.) Remark ESD floor is 410 mm (16.14 in.), model II is preferentially selected. NOTE The height of an ESD floor is the spacing between the concrete floor and the upper surface of the ESD floor. Procedure Step 1 Place the marking-off template on the ESD floor. Then use a marker to mark four anchor points, as shown in Figure 8-7.
DBS3900 (ICR) Installation Guide 8 Installing the IFS06 Figure 8-8 Drilling holes Step 3 Drill holes on the concrete floor, as shown in Figure 8-9. 1. Place the support under the ESD floor, and use M12x70 bolts to fix the ESD floor to the support temporarily. 2. According to the support's mounting hole for the concrete floor, use a marker to mark the positions for installing expansion bolts. 3.
DBS3900 (ICR) Installation Guide 8 Installing the IFS06 Figure 8-10 Drilling a hole and inserting an expansion bolt assembly (1) M12x60 bolts (2) Spring washer (3) Flat washer (4) Expansion tube 1. Use a hammer drill with a Φ16 drill bit to drill holes with a depth ranging from 55 mm (2.05 in.) to 60 mm (2.36 in.). 2. Use a vacuum cleaner to clear the dust out from inside and around the holes, and measure the distances between holes.
DBS3900 (ICR) Installation Guide 8 Installing the IFS06 Figure 8-11 Checking and leveling the IFS06 (1) Level (2) Spacer Step 6 Use a socket wrench to tighten the bolts to 50 N·m (442.54 lbf·in.), as shown in Figure 8-12. Figure 8-12 Tightening the bolts ----End Issue 12 (2015-04-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
DBS3900 (ICR) Installation Guide 9 Installing the Main Brackets for RRUs 9 Installing the Main Brackets for RRUs About This Chapter This chapter describes the procedures for installing the main brackets for DC RRUs and AC RRUs. 9.1 Introduction to the Bracket Assembly This section describes the bracket assembly. 9.2 Installing the Main Brackets for DC RRUs This section describes the procedure for installing the main brackets for DC RRUs. 9.
DBS3900 (ICR) Installation Guide 9 Installing the Main Brackets for RRUs 9.1 Introduction to the Bracket Assembly This section describes the bracket assembly. Bracket assembly has three kinds, Figure 9-1, Figure 9-2 and Figure 9-3 shows a bracket assembly. NOTE Only the main bracket is required for installing an RRU on an IFS06.
DBS3900 (ICR) Installation Guide 9 Installing the Main Brackets for RRUs Figure 9-3 Bracket assembly (3) (1) Plastic cap (2) Standard M10 nut (3) Spring washer (6) Hoist clamp on (7) Main bracket the main bracket (8) Inner hexagon screw (4) Thick flat washer (5) Square-neck bolt (9) Pole installation bracket (10) Auxiliary bracket 9.2 Installing the Main Brackets for DC RRUs This section describes the procedure for installing the main brackets for DC RRUs.
DBS3900 (ICR) Installation Guide 9 Installing the Main Brackets for RRUs Figure 9-4 Installing the main brackets in height-unrestricted scenarios (1) Spring washer l (2) Rubber washer Height-restricted scenarios Use one of your fingers to push and remove the rubber plugs on the beam and install the main brackets according to the label on the IFS06, as shown in Figure 9-5. Issue 12 (2015-04-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
DBS3900 (ICR) Installation Guide 9 Installing the Main Brackets for RRUs Figure 9-5 Installing the main brackets in height-restricted scenarios (1) Spring washer (2) Rubber washer ----End 9.3 Installing the Main Brackets for AC RRUs This section describes the procedure for installing the main brackets for AC RRUs. Context NOTICE l Use the M10x50 bolts delivered with the IFS06 to install the main brackets for AC RRUs. l Install RRUs in the sequence from bottom to top and from left to right.
DBS3900 (ICR) Installation Guide 9 Installing the Main Brackets for RRUs Figure 9-6 Installing the main brackets in height-unrestricted scenarios (1) Spring washer l (2) Rubber washer Height-restricted scenarios Use one of your fingers to push and remove the rubber plugs on the beam and install the main brackets according to the label on the IFS06, as shown in Figure 9-7. Issue 12 (2015-04-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
DBS3900 (ICR) Installation Guide 9 Installing the Main Brackets for RRUs Figure 9-7 Installing the main brackets in height-restricted scenarios (1) Spring washer (2) Rubber washer ----End Issue 12 (2015-04-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
DBS3900 (ICR) Installation Guide 10 Installing the GPS Surge Protector 10 Installing the GPS Surge Protector This chapter describes the procedure for installing the GPS surge protector. Context Two types of GPS surge protector can be installed on the IFS06, as shown in Figure 10-1. NOTE l One or two GPS surge protectors can be installed on the IFS06, depending on the onsite requirements. l GPS surge protector A does not require a PGND cable.
DBS3900 (ICR) Installation Guide 10 Installing the GPS Surge Protector Figure 10-2 Removing the nut and toothed washer Step 2 Fix the type N female connector of the GPS clock signal cable to the attachment plate, as shown in Figure 10-3. Figure 10-3 Installing the type N female connector Step 3 Secure the GPS surge protector to the attachment plate. Partially tighten the GPS surge protector with hands, and use an adjustable wrench to tighten it, as shown in Figure 10-4.
DBS3900 (ICR) Installation Guide 10 Installing the GPS Surge Protector Step 4 Connect the OT terminal at one end of the PGND cable for the GPS surge protector to the ground terminal on the GPS surge protector, and the other end of the PGND cable to the ground bar on the IFS06, as shown in Figure 10-5. Figure 10-5 Installing the PGND cable for the GPS surge protector Step 5 Lay out the cables according to the instructions in 15.1 Cabling Requirements, and use cable ties to bind the cables.
DBS3900 (ICR) Installation Guide 11 Installing the IMB03 11 Installing the IMB03 About This Chapter This chapter describes the procedure for installing the IMB03. 11.1 Installing the Upper IMB03 Independently This section describes the procedure for installing the upper IMB03 independently. 11.2 Installing the Lower IMB03 Independently This section describes the procedure for installing the lower IMB03 independently. 11.
DBS3900 (ICR) Installation Guide 11 Installing the IMB03 11.1 Installing the Upper IMB03 Independently This section describes the procedure for installing the upper IMB03 independently. Context NOTE The operations in this section apply to the scenario where only the upper IMB03 is required. Procedure Step 1 Use one of your fingers to push and remove the two protective plates on the top of the IMB03, as shown in Figure 11-1.
DBS3900 (ICR) Installation Guide 11 Installing the IMB03 Step 3 Place the IMB03 on the feet and tighten the two screws on both feet to secure the IMB03 onto the ICR, with a torque of 3 N·m (26.55 lbf·in.), as shown in Figure 11-3. Figure 11-3 Securing the IMB03 to the feet of the ICR ----End 11.2 Installing the Lower IMB03 Independently This section describes the procedure for installing the lower IMB03 independently.
DBS3900 (ICR) Installation Guide 11 Installing the IMB03 Figure 11-4 Removing the protective plates NOTE After all cables are installed, if there is spare space in the cable holes, cut the protective plates to an appropriate shape to seal the cable holes. Step 2 Install two mounting ears vertically on both sides of the IMB03 and tighten the three screws on each side to 1.2 N·m (10.62 lbf·in.), as shown in Figure 11-5.
DBS3900 (ICR) Installation Guide 11 Installing the IMB03 Figure 11-6 Securing the IMB03 to the feet of the ICR ----End 11.3 Installing the IMB03s on the Upper and Lower Levels This section describes the procedure for installing the IMB03s on the upper and lower levels. Context NOTE To install two IMB03s on an ICR, install the lower IMB03 first and then the upper IMB03.
DBS3900 (ICR) Installation Guide 11 Installing the IMB03 NOTE After all cables are installed, if there is spare space in the cable holes, cut the protective plates to an appropriate shape to seal the cable holes. Step 2 Install two mounting ears vertically on both sides of the IMB03 and tighten the three screws on each side to 1.2 N·m (10.62 lbf·in.), as shown in Figure 11-8.
DBS3900 (ICR) Installation Guide 11 Installing the IMB03 Figure 11-10 Removing the protective plates from the upper IMB03 Step 5 Install two mounting ears horizontally on both sides of the IMB03 and tighten the three screws on each side to 1.2 N·m (10.62 lbf·in.), as shown in Figure 11-11. Figure 11-11 Installing mounting ears horizontally Step 6 Place the IMB03 on the feet and tighten the two screws on each foot to secure the IMB03 onto the ICR, with a torque of 3 N·m (26.55 lbf·in.
DBS3900 (ICR) Installation Guide 11 Installing the IMB03 Figure 11-12 Securing the IMB03 to the feet of the ICR ----End Issue 12 (2015-04-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
DBS3900 (ICR) Installation Guide 12 Installing the Equipotential Cable and PGND Cable 12 Installing the Equipotential Cable and PGND Cable This chapter describes the procedures for installing the equipotential cable and PGND cable. Prerequisites A PGND cable and an equipotential cable need to be prepared onsite. Table 12-1 lists the specifications of a PGND cable and an equipotential cable.
DBS3900 (ICR) Installation Guide 12 Installing the Equipotential Cable and PGND Cable 1. Connect one end of the PGND cable to ground bar 2 on the IFS06. 2. Connect one end of the equipotential cable to ground bar 1 on the IFS06 and the other end to the ground bar on the upper IMB03. 3. Connect one end of the equipotential cable to the ground bar on the upper IMB03 and the other end to the ground bar on the lower IMB03.
DBS3900 (ICR) Installation Guide 13 Installing Components in the IMB03 13 Installing Components in the IMB03 About This Chapter This chapter describes the procedures for installing components in the IMB03. 13.1 Components in an IMB03 This section describes the components to be installed in an IMB03. 13.2 Installing the BBU This chapter describes the procedure for installing the BBU in the IMB03. 13.
DBS3900 (ICR) Installation Guide 13 Installing Components in the IMB03 13.1 Components in an IMB03 This section describes the components to be installed in an IMB03. See 3.2 Installation Scenarios for the number of required IMB03 subracks and the components to be installed in each IMB03 subrack. Then see the slot assignment label in the IMB03 for the component installation positions. Figure 13-1 shows the scenario where the DCDU, BBU, and power devices are installed in two IMB03 subracks.
DBS3900 (ICR) Installation Guide 13 Installing Components in the IMB03 1. Remove the four M4 screws from the mounting ear on each side of the BBU. 2. Install the mounting ears reversely and tighten the four M4 screws on each of the mounting ears, with a torque of 1.2 N·m (10.62 lbf·in.). Figure 13-2 Installing mounting ears reversely Step 2 Install the BBU into the corresponding slot in the IMB03. Then tighten the four M6x16 screws on the mounting ears to 3 N·m (26.55 lbf·in.
DBS3900 (ICR) Installation Guide 13 Installing Components in the IMB03 13.3 Installing the DCDU-03B, DCDU-11B or DCDU-12B This chapter describes the procedure for installing the DCDU-03B, DCDU-11B or DCDU-12B in the IMB03. Context The method of installing the DCDU-11B and DCDU-12B is the same as the method of installing the DCDU-03B. This section uses the DCDU-03B as an example. Procedure Step 1 Move the mounting ears on the DCDU-03B, as shown in Figure 13-4. 1.
DBS3900 (ICR) Installation Guide 13 Installing Components in the IMB03 ----End 13.4 (Optional) Installing the DC/DC Power System This section describes the procedure for installing the DC/DC power system in the IMB03. Context The DC/DC power system needs to be installed in the scenarios with +24 V DC power supply. Procedure Step 1 Move the mounting ears on the DC/DC power system to the middle holes, as shown in Figure 13-6. 1.
DBS3900 (ICR) Installation Guide 13 Installing Components in the IMB03 Figure 13-7 Installing the DC/DC power system Step 3 Cut the PGND cable to a length suitable for the actual cable route. Step 4 Add an OT terminal to each end of the cable according to the instructions in Assembling the OT Terminal and the Power Cable. Step 5 Connect the OT terminal (M6) at one end of the PGND cable to the DC/DC power system and the OT terminal (M6) at other end to the IFS06, as shown in Figure 13-8.
DBS3900 (ICR) Installation Guide 13 Installing Components in the IMB03 Figure 13-8 Installing the PGND cable for the DC/DC power system (1) OT terminal (M6) ----End 13.5 (Optional) Installing the AC/DC Power System This section describes the procedure for installing the AC/DC power system in the IMB03. Context The AC/DC power system needs to be installed in the scenarios with 220 V AC power supply. Procedure Step 1 Install the AC/DC power system into the corresponding slot in the lower IMB03.
DBS3900 (ICR) Installation Guide 13 Installing Components in the IMB03 Figure 13-9 Installing the AC/DC power system Step 2 Cut the PGND cable to a length suitable for the actual cable route. Step 3 Add an OT terminal to each end of the cable according to the instructions in Assembling the OT Terminal and the Power Cable. Step 4 Connect the OT terminal (M6) at one end of the PGND cable to the AC/DC power system and the OT terminal (M6) at other end to the IFS06, as shown in Figure 13-10.
DBS3900 (ICR) Installation Guide 13 Installing Components in the IMB03 Figure 13-10 Installing the PGND cable for the AC/DC power system (1) OT terminal (M6) Step 5 Lay out the cable according to the instructions in 15.1 Cabling Requirements, and use cable ties to bind the cable. Step 6 Label the installed cable according to the instructions in Attaching a Cable-Tying Label. ----End Issue 12 (2015-04-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
DBS3900 (ICR) Installation Guide 14 Installing RRUs 14 Installing RRUs About This Chapter This chapter describes the procedures for installing DC and AC RRUs. 14.1 Installing DC RRUs This section describes the procedure for installing DC RRUs. 14.2 Installing AC RRUs This section describes the procedure for installing AC RRUs. Issue 12 (2015-04-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
DBS3900 (ICR) Installation Guide 14 Installing RRUs 14.1 Installing DC RRUs This section describes the procedure for installing DC RRUs. Context The method of installing DC RRUs in the IFS06+IMB03+RRU scenario is the same as the method of installing DC RRUs in the IFS06+RRU scenario. This section uses the IFS06+RRU scenario as an example. NOTE l Place a foam pad or cardboard under an RRU to protect the RRU housing from damage during the installation.
DBS3900 (ICR) Installation Guide 14 Installing RRUs 3. Optional: Install the plastic screws onto the rear of the RRU, and use a torque screwdriver to tighten the screws to 0.25 N·m (2.21 lbf·in.). 4. Install the cover plate onto the rear of the RRU. 5. Install the attachment plate onto one side of the RRU, and use a torque screwdriver to tighten the stainless steel screws on the attachment plate to 5 N·m (44.25 lbf·in.). Step 2 Install the RRU onto the main bracket, as shown in Figure 14-2.
DBS3900 (ICR) Installation Guide 14 Installing RRUs Figure 14-3 Installing multiple RRUs ----End 14.2 Installing AC RRUs This section describes the procedure for installing AC RRUs. Context NOTE l Place a foam pad or cardboard under an RRU to protect the RRU housing from damage during the installation. l Do not stand the RRU upright because the RF ports cannot support the weight of the RRU. Procedure Step 1 Install the AC RRU onto the main bracket, as shown in Figure 14-4.
DBS3900 (ICR) Installation Guide 14 Installing RRUs Figure 14-4 Installing AC RRUs onto the main brackets ----End Issue 12 (2015-04-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
DBS3900 (ICR) Installation Guide 15 Installing Cables 15 Installing Cables About This Chapter This chapter describes the procedure and precautions for installing and routing all ICR cables. 15.1 Cabling Requirements Cables must be routed according to the specified cabling requirements to prevent signal interference. 15.2 Cable Connections This section describes the cable connections for scenarios with various power supplies. 15.
DBS3900 (ICR) Installation Guide 15 Installing Cables 15.12 Installing CPRI Optical Cables This section describes the procedure for installing CPRI optical cables, which transmit CPRI signals between a BBU and RRUs. 15.13 Installing RF Jumpers This section describes the procedure for installing RF jumpers. 15.14 Installing the GPS Clock Signal Cable This section describes the procedure and precautions for installing a GPS clock signal cable.
DBS3900 (ICR) Installation Guide 15 Installing Cables 15.1 Cabling Requirements Cables must be routed according to the specified cabling requirements to prevent signal interference. NOTE If a cable listed below is not required, skip the routing requirements of the cable. General Cabling Requirements Requirements for Bending Radius l The bending radius of the 7/8'' feeder must be more than 250 mm (9.84 in.), and the bending radius of the 5/4'' feeder must be more than 380 mm (14.96 in.).
DBS3900 (ICR) Installation Guide 15 Installing Cables l Drip loops must be made outside the feeder window, and the requirements for the minimum bending radius are met. l When cables are routed indoors, engineers are required indoors for cooperation. l The feeder window must be waterproofed. Outdoor Cabling Requirements l Cables routed outdoors must be led through a pipe when they may be damaged. l AC power cables, transmission cables, and cables buried in the ground must be protected.
DBS3900 (ICR) Installation Guide 15 Installing Cables Figure 15-1 Securing cables on the cable tray Secure cables on the tower, as shown in Figure 15-2. Issue 12 (2015-04-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
DBS3900 (ICR) Installation Guide 15 Installing Cables Figure 15-2 Securing cables on the tower Special Cabling Requirements Cabling Requirements for Power Cables l Power cables must be installed in the position specified in engineering design documents. l If the length of power cables is insufficient, replace the cables rather than adding connectors or soldering joints to lengthen the cables. l Cables must be routed by only qualified and trained personnel before all preparations are made.
DBS3900 (ICR) Installation Guide 15 Installing Cables l If DC power cables need to be routed close to a device on the tower, secure the cables to the guardrail or pole with cable clips. The device cannot be far away from the position for securing the cables. Cabling Requirements for PGND Cables l PGND cables for the base station must be connected to the same ground bar. l PGND cables must be buried in the ground or routed indoors.
DBS3900 (ICR) Installation Guide 15 Installing Cables l Cables are routed in an untangled and orderly fashion. l Do not bind fiber optic cables at turns. l Do not stretch, step on, or place heavy objects on fiber optic cables. Keep the cables away from sharp objects. l When fiber optic cables are routed, the excess of the cables must be coiled around special devices, such as a fiber coiler. l An unarmored fiber optic cable must be bound using binding straps.
DBS3900 (ICR) Installation Guide 15 Installing Cables Figure 15-6 CPRI fiber optic cables routed through the cabinet (2) Figure 15-7 FE/GE cables routed through the cabinet l If fiber optic 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. l If fiber optic cables need to be routed close to a device on the tower, secure the cables to the guardrail or pole with cable clips.
DBS3900 (ICR) Installation Guide 15 Installing Cables NOTE l Cable connections for the scenario with the DCDU-11B installed are the same as those for the scenario with the DCDU-03B installed. This section uses the cable connections for the latter scenario as an example. l For the connections of CPRI optical cables, see section "CPRI Cable Connections" in the BBU3900 Hardware Description.
DBS3900 (ICR) Installation Guide 15 Installing Cables Table 15-1 Cable description No.
DBS3900 (ICR) Installation Guide 15 Installing Cables Figure 15-9 Cable connections for a triple-mode base station Table 15-2 Cable description No.
DBS3900 (ICR) Installation Guide 15 Installing Cables No.
DBS3900 (ICR) Installation Guide 15 Installing Cables Figure 15-10 Cable connections Table 15-3 Cable description No.
DBS3900 (ICR) Installation Guide 15 Installing Cables 15.2.3 Cable Connections (+24 V DC) This section describes the cable connections for the scenarios with +24 V DC power supply. NOTE l Cable connections for the scenario with the DCDU-11B installed are the same as those for the scenario with the DCDU-03B installed. This section uses the cable connections for the latter scenario as an example.
DBS3900 (ICR) Installation Guide 15 Installing Cables Table 15-4 Cable description No.
DBS3900 (ICR) Installation Guide 15 Installing Cables Figure 15-12 Cable installation process 15.4 Cable Routes This section describes the cable routes. Figure 15-13 shows the planform of the cable tray. By studying the figure, you can know the cable routes.
DBS3900 (ICR) Installation Guide 15 Installing Cables 15.5 Installing PGND Cables for RRUs This section describes the procedure for installing PGND cables for RRUs. Context The cross-sectional area of the PGND cable for an RRU is 16 mm2 (0.025 in.2). Procedure l To install the PGND cable for a DC RRU, perform the following operations: 1. Cut the cable to a length suitable for the actual cable route. 2.
DBS3900 (ICR) Installation Guide 15 Installing Cables Figure 15-15 PGND cable for the DC RRU l 4. Connect the other end of the PGND cable to the ground bar on the IFS06. 5. Lay out the cables according to the instructions in 15.1 Cabling Requirements, and use cable ties to bind the cables. 6. Label the installed cables according to the instructions in Attaching a Cable-Tying Label. To install the PGND cable for an AC RRU, perform the following operations: 1.
DBS3900 (ICR) Installation Guide 15 Installing Cables Figure 15-17 PGND cable for the AC RRU 4. Connect the other end of the PGND cable to the ground bar on the IFS06. 5. Lay out the cables according to the instructions in 15.1 Cabling Requirements, and use cable ties to bind the cables. 6. Label the installed cables according to the instructions in Attaching a Cable-Tying Label. ----End 15.6 Installing the BBU Power Cable This section describes the procedure for installing the BBU power cable.
DBS3900 (ICR) Installation Guide 15 Installing Cables Table 15-5 Specifications of a BBU power cable Power Device Connector on the BBU Side Connector on the Power Device Side DCDU-03B 3V3 connector OT terminal (M4) bent by 90o DCDU-11B 3V3 connector Tool-less female connector (pressfit type) DCDU-12B 3V3 connector EPC4 Connector NOTE This section describes how to install the BBU power cable when the DCDU-03B is used as the power device.
DBS3900 (ICR) Installation Guide 15 Installing Cables Step 4 Label the installed cable according to the instructions in Attaching a Cable-Tying Label. ----End 15.7 Installing Input Power Cables This section describes the procedure for installing input power cables. Context An ICR supports power inputs of -48 V DC, +24 V DC, and 220 V AC. The input power cables for an ICR must be prepared onsite. Table 15-6 lists the specifications of input power cables.
DBS3900 (ICR) Installation Guide 15 Installing Cables Figure 15-19 Installing the -48 V DC input power cable l Issue 12 (2015-04-30) 4. Route the other end of the power cable along the cable trough at the rear left of the IFS06. Then connect the power cable to the external power system, as shown in Figure 15-19. 5. Lay out the cable according to the instructions in 15.1 Cabling Requirements, and use cable ties to bind the cable. 6.
DBS3900 (ICR) Installation Guide 15 Installing Cables Figure 15-20 Installing the +24 V DC input power cable l Issue 12 (2015-04-30) 4. Route the other end of the power cable along the cable trough at the rear left of the IFS06. Then connect the power cable to the external power system, as shown in Figure 15-20. 5. Lay out the cable according to the instructions in 15.1 Cabling Requirements, and use cable ties to bind the cable. 6.
DBS3900 (ICR) Installation Guide 15 Installing Cables Figure 15-21 Installing the 220 V AC input power cable 4. Route the other end of the power cable along the cable trough at the rear left of the IFS06. Then connect the power cable to the external power system, as shown in Figure 15-21. 5. Lay out the cable according to the instructions in 15.1 Cabling Requirements, and use cable ties to bind the cable. 6. Label the installed cable according to the instructions in Attaching a Cable-Tying Label.
DBS3900 (ICR) Installation Guide 15 Installing Cables Context l DCDU-03B can use a pair of power cables with cross-sectional area of 16 mm2 (0.025 in. 2). l DCDU-11B or DCDU-12B can use two pairs of power cables with cross-sectional area of 16 mm2 (0.025 in. 2). l In the scenarios with 220 V AC or +24 V DC power supply, a power cable between the power system and the DCDU must be installed as well as a monitoring signal cable between the power system and the BBU.
DBS3900 (ICR) Installation Guide 15 Installing Cables Figure 15-22 Power cable and monitoring signal cable in scenarios with +24 V DC power supply (1) PSU in-position signal cable Issue 12 (2015-04-30) (2) PSU monitoring signal cable (3) DCDU power cable 4. Connect the other end of the power cable to the wiring terminals marked NEG(-) and RTN(+) on the DCDU. 5.
DBS3900 (ICR) Installation Guide 15 Installing Cables l To install the DCDU power cable and monitoring signal cable in the scenarios with 220 V AC power supply, perform the following operations: 1. Cut the power cable to a length suitable for the actual cable route. 2. Add an OT terminal to each end of the power cable according to the instructions in Assembling the OT Terminal and the Power Cable. 3.
DBS3900 (ICR) Installation Guide 15 Installing Cables 6. Lay out the cables according to the instructions in 15.1 Cabling Requirements, and use cable ties to bind the cables. 7. Label the installed cables according to the instructions in Attaching an L-Shaped Label. ----End 15.9 Installing RRU Power Cables This section describes the procedures for installing RRU power cables, which feed DC power to RRUs. Context Table 15-7 lists the specifications of RRU power cables.
DBS3900 (ICR) Installation Guide 15 Installing Cables Figure 15-24 Stripping the jacket off the power cable b. Wrap the copper sheet of the ground clip around the shield layer of the power cable, and use cable ties to bind them tightly. Then trim off surplus part from the heads of the cable ties without leaving any sharp edge. Figure 15-25 Wrapping and tying the copper sheet of the ground clip (1) Hole for a cable tie (12AWG/4 mm2 or 0.006 (2) Hole for a cable tie (≥ 6 mm2 or 0.009 in.2) in.2) c.
DBS3900 (ICR) Installation Guide 15 Installing Cables Figure 15-26 Wrapping the waterproof tape and insulation tape (1) Waterproof tape (2) Insulation tape (3) Cable tie (4) Power cable (5) PGND cable - NOTICE 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. 5. Issue 12 (2015-04-30) Connect one end of the RRU power cable to the DC power port on the DC RRU, as shown in Figure 15-27.
DBS3900 (ICR) Installation Guide 15 Installing Cables Figure 15-27 Installing the power cable for a DC RRU 6. Connect the other end of the RRU power cable to one of the LOAD0 to LOAD5 ports on the DCDU. When the power device is DCDU-03B, then tighten the screws on the connector to 1.2 N·m (10.61 lbf·in.). 7. Lay out the cable according to the instructions in 15.1 Cabling Requirements, and use cable ties to bind the cable.
DBS3900 (ICR) Installation Guide 15 Installing Cables 1. Cut the cable to a length suitable for the actual cable route. 2. Add a connector to each end of the RRU power cable. 3. Route the RRU power cable from the RRU side to the power equipment side through the feeder window. Install a ground clip near the feeder window outside the equipment room, and connect the PGND cable on the ground clip to the external ground bar. The installation procedure of ground clip is as follows: a.
DBS3900 (ICR) Installation Guide 15 Installing Cables Figure 15-30 Wrapping the waterproof tape and insulation tape (1) Waterproof tape (2) Insulation tape (3) Cable tie (4) Power cable (5) PGND cable - NOTICE 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. 4. Issue 12 (2015-04-30) Connect one end of the RRU power cable to the AC power port at the bottom of the AC RRU, as shown in Figure 15-31.
DBS3900 (ICR) Installation Guide 15 Installing Cables Figure 15-31 Installing the power cable for an AC RRU 5. Connect the other end of the RRU power cable to the external power system. 6. Lay out the cable according to the instructions in 15.1 Cabling Requirements, and use cable ties to bind the cable. 7. Label the installed cable according to the instructions in Attaching a Cable-Tying Label. ----End 15.
DBS3900 (ICR) Installation Guide 15 Installing Cables – The interconnection signal cable between the WBBPf boards in two BBUs must be a QSFP cable. NOTE l Single-mode optical modules are labeled as SM and multimode optical modules are labeled as MM. l The puller of a single-mode optical module is blue. The puller of a multimode optical module is black or gray. l Figure 15-32 shows the label on an optical module.
DBS3900 (ICR) Installation Guide 15 Installing Cables Procedure Step 1 Determine the positions for connecting the inter-BBU signal cables according to the actual interconnection scenarios. Step 2 Install the optical modules in BBU 0, as shown in Figure 15-33 and Figure 15-34. 1. Remove the dustproof caps from the corresponding ports on BBU 0. 2. Lower the puller on the optical module. 3. Insert the optical modules into the ports. 4. Raise the puller on the optical module.
DBS3900 (ICR) Installation Guide 15 Installing Cables NOTICE 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 15-35 Removing the dustproof cap from the fiber optic cable Figure 15-36 Installing the BBU inter-connection cable Step 4 Lay out the cables according to the instructions in Cabling Requirements.
DBS3900 (ICR) Installation Guide 15 Installing Cables 15.11 Installing Transmission Cables This chapter describes the procedures and precautions for installing transmission cables. 15.11.1 Installing E1/T1 Cables This section describes the procedure and precautions for installing E1/T1 cables. Prerequisites Ensure that both ends of the E1/T1 cables are disconnected from any equipment. Then solder all connectors to the E1/T1 cables during the same session.
DBS3900 (ICR) Installation Guide 15 Installing Cables Figure 15-37 Installing E1/T1 cables Step 2 Tighten the screws on the DB26 male connectors to 0.4 N·m (3.54 lbf·in.). Step 3 Route the other end of the cable through the right side on the top of the IMB03. Then connect it to the external transmission device. Step 4 Route the cables along the right side of the cabinet according to the instructions in 15.1 Cabling Requirements, and use cable ties to bind the cables.
DBS3900 (ICR) Installation Guide 15 Installing Cables NOTE l An FE/GE Ethernet cable must be a shielded straight-through cable. l This section describes how to install FE/GE Ethernet cables in a GU base station using independent transmission. For the FE/GE Ethernet cable connections in other configuration scenarios, see section "Transmission Cable Connections" in the DBS3900 Hardware Description.
DBS3900 (ICR) Installation Guide 15 Installing Cables l The puller of a single-mode optical module is blue. The puller of a multimode optical module is black or gray. l An FE/GE optical cable has an LC connector at one end and an FC connector, SC connector, or LC connector at the other end. l SFP0 and FE/GE0 ports on the LMPT are used for one GE input. Therefore, they are not used simultaneously. l SFP1 and FE/GE1 ports on the LMPT are used for another GE input.
DBS3900 (ICR) Installation Guide 15 Installing Cables Figure 15-39 Removing the dustproof cap from the port Figure 15-40 Installing an optical module Step 2 Install an optical cable, as shown in Figure 15-41 and Figure 15-42. 1. Remove the dustproof caps from the connectors at the end labeled 2A and 2B on the optical cable, and insert the connector into the optical module on the BBU. 2. Route the other end of the optical cable through the right side on the top of the IMB03.
DBS3900 (ICR) Installation Guide 15 Installing Cables Figure 15-42 Installing the optical cable Step 3 Route the cables along the right side of the cabinet according to the instructions in 15.1 Cabling Requirements, and use cable ties to bind the cables. Step 4 Label the installed cables according to the instructions in Attaching an L-Shaped Label. ----End 15.
DBS3900 (ICR) Installation Guide 15 Installing Cables NOTICE 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. Procedure Step 1 Install an optical module on the BBU side, as shown in Figure 15-43 and Figure 15-44. 1. Remove the dustproof caps from the CPRI ports on the BBU boards. 2. Lower the puller on the optical module. 3.
DBS3900 (ICR) Installation Guide 15 Installing Cables NOTICE l When routing optical cables, coil the cables and place them on the top center of the upper-level IMB03 to ensure that the holes for heat dissipation are not covered. l The minimum bending radius of the fiber is 140 mm. When coiling the optical cable, do not bend it excessively. 3. Insert optical modules into the CPRI_W/CPRI0/CPRI0/IR0 ports on the RF modules. The optical modules must be the same as those on the BBU side.
DBS3900 (ICR) Installation Guide 15 Installing Cables Figure 15-46 Installing the CPRI optical cable (1) Figure 15-47 Installing the CPRI optical cable (2) Step 3 Route the cables along the right side of the cabinet according to the instructions in 15.1 Cabling Requirements, and use cable ties to bind the cables. Issue 12 (2015-04-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
DBS3900 (ICR) Installation Guide 15 Installing Cables Step 4 Label the installed cables according to the instructions in Attaching an L-Shaped Label. ----End 15.13 Installing RF Jumpers This section describes the procedure for installing RF jumpers. Context l When connecting the DIN connectors on a DC RRU's RF jumper, first connect the DIN connector close to the cable tray and then the DIN connector at the other end. Bend an RF jumper before connecting it to an RRU.
DBS3900 (ICR) Installation Guide 15 Installing Cables Figure 15-49 Installing the RF jumper for an AC RRU Step 2 Connect the other end of the RF jumper to the feeder or antenna. Step 3 Route the RF jumper along the right side of the cabinet according to the instructions in 15.1 Cabling Requirements, and use cable ties to bind the RF jumper. Step 4 Label the installed RF jumper according to the instructions in Attaching a Sign Plate Label.
DBS3900 (ICR) Installation Guide 15 Installing Cables NOTICE Take proper ESD protection measures, for example, wear an ESD wrist strap or ESD gloves, to prevent electrostatic damage to the boards, modules, or electronic components. Step 2 Optional: Loosen the two M3 screws on the panel, and then pull out the USCU, as shown in Figure 15-50. Figure 15-50 Removing the USCU. Step 3 Optional: Install a satellite card on the USCU, as shown in Figure 15-51. 1. Remove the three M1.6 screws from the USCU. 2.
DBS3900 (ICR) Installation Guide 15 Installing Cables Figure 15-51 Installing the satellite card on the USCU (1) Satellite card (2) RF jumper Step 4 Optional: Install the USCU equipped with the satellite card into the BBU, and tighten the screws on the USCU to 0.6 N·m. Step 5 Connect the SMA male connector at the other end of the GPS clock signal cable to the GPS port on the USCU or LMPT, as shown in Figure 15-52.
DBS3900 (ICR) Installation Guide 15 Installing Cables Figure 15-52 Installing the GPS clock signal cable Step 6 Install the GPS jumper, as shown in Figure 15-53. 1. Cut the cable to a length suitable for the actual cable route. 2. Install an N50 straight male connector at each end of the cable according to the instructions in Installing the Type N Coaxial Connector. 3. Connect one end of the cable to the type N female connector (labeled Surge) on the GPS surge protector. 4.
DBS3900 (ICR) Installation Guide 15 Installing Cables Figure 15-53 Installing the GPS jumper Step 7 Lay out the cable according to the instructions in 15.1 Cabling Requirements, and use cable ties to bind the cable. Step 8 Label the installed cable according to the instructions in Attaching a Sign Plate Label. ----End Issue 12 (2015-04-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
DBS3900 (ICR) Installation Guide 16 Installation Checklist 16 Installation Checklist This chapter describes the hardware installation checklist. Table 16-1 Hardware installation checklist Issue 12 (2015-04-30) No. Item 1 The position for each device conforms to the engineering drawing and meets clearance requirements. Sufficient space is reserved for equipment maintenance. 2 The BBU, RRUs, and auxiliary devices are securely installed, and all screws are tightened.
DBS3900 (ICR) Installation Guide 17 Power-On Check 17 Power-On Check Before powering on a base station, field engineers need to check the power-on status of the cabinet and its components. NOTICE l Power on a component within 7 days after unpacking it. If you power off the component for maintenance, restore power to the component within 48 hours. l Power on an RRU within 24 hours after unpacking it. If you power off an RRU for maintenance, restore power to the RRU within 24 hours.
DBS3900 (ICR) Installation Guide 17 Power-On Check Figure 17-1 Power-on check Checking the Indicator Status and Output Voltage Range The DC output voltage of the DCDU ranges from -43.2 V DC to -57 V DC. The normal status of the indicators on the BBU is as follows: l UPEU: The RUN indicator is steady green. l FAN: The STATE indicator blinks green (on for 1s and off for 1s). l Other BBU boards: The RUN indicator blinks green (on for 1s and off for 1s).
DBS3900 (ICR) Installation Guide 18 Installing the Cover Plate of the IMB03 18 Installing the Cover Plate of the IMB03 This chapter describes the procedure for installing the cover plate of the IMB03. Procedure Step 1 Fit the tabs on the cover plate into the slots in the IMB03, as shown in Figure 18-1. Figure 18-1 Installing the cover plate Step 2 Use a Phillips screwdriver to tighten the M3x8 bolts on the right side of the cover plate to 0.3 N·m (2.66 lbf·in.), as shown in Figure 18-2.
DBS3900 (ICR) Installation Guide 18 Installing the Cover Plate of the IMB03 Figure 18-2 Securing the cover plate ----End Issue 12 (2015-04-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
