Page 1 DBS3900 LampSite Installation Guide Issue Date 2016-05-30 HUAWEI TECHNOLOGIES CO., LTD.
Page 2 Notice The purchased products, services and features are stipulated by the contract made between Huawei and the customer. All or part of the products, services and features described in this document may not be within the purchase scope or the usage scope. Unless otherwise specified in the contract, all statements, information, and recommendations in this document are provided "AS IS"...
Page 3: About This Document
RAN17.1 and later versions  eRAN8.1 and later versions  eRAN TDD 8.1 and later versions Intended Audience This document is intended for:  BTS installation personnel Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 4: Table Of Contents
Installation Guide Contents Contents About This Document ........................ii 1 Changes in DBS3900 LampSite Installation Guide ............... 1 2 Installation Preparations ......................5 2.1 Reference Documents ..............................5 2.2 Preparing Tools and Instruments........................... 5 2.3 Requirements for Installation Personnel ........................7 3 Unpacking and Checking ......................
Page 5 8.3.3 Installing a pRRU on a Ceiling ..........................124 8.3.4 Installing a pRRU on a Pole ..........................127 8.3.5 Installing a pRRU on a Plate ..........................129 Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 6 9.4.11 Closing the Cover Plate of a pRRU Cabling Cavity .................... 202 9.5 Checking the pRRU Hardware Installation ......................204 9.6 Powering on the pRRU ............................. 205 10 (Optional) Installing the Extender-PoE90 ................207 Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 7 15.1 MAC Collection Template ............................271 15.2 Assembling a Shielded RJ45 Connector and an Ethernet Cable ................272 15.3 DBS3900 LampSite Engineering Label ........................276 15.4 Attaching an L-Shaped Label ..........................278 15.5 Attaching a Sign Plate Label ........................... 280...
Page 8: Changes In Dbs3900 Lampsite Installation Guide
1 Changes in DBS3900 LampSite Installation Guide Changes in DBS3900 LampSite Installation Guide This chapter describes the changes in the DBS3900 LampSite Installation Guide. 08 (2016-05-30) This is the eighth commercial release. Compared with 07 (2015-12-30), this issue incorporates the following new topics: ...
Page 9 DBS3900 LampSite Installation Guide 1 Changes in DBS3900 LampSite Installation Guide Content Change Description Entire document Added the information about pRRU3911 and the cabinet used in the outside scenario. Compared with 06 (2015-10-30), no information is deleted. 06 (2015-10-30) This is the sixth commercial release.
Page 10 DBS3900 LampSite Installation Guide 1 Changes in DBS3900 LampSite Installation Guide 03 (2015-06-30) This is the third commercial release. Compared with 02 (2015-05-08), this issue includes the following new topics:  5 Installing a DCU Compared with 02 (2015-05-08), this issue incorporates the following changes:...
Page 11 DBS3900 LampSite Installation Guide 1 Changes in DBS3900 LampSite Installation Guide Content Change Description Entire document Added the descriptions about the pRRU3902. Compared with draft B (2015-02-10), no information is deleted. Draft B (2015-02-10) This is a draft release. Compared with draft A (2015-01-15), no information is added.
Page 12: Installation Preparations
This section describes the tools and instruments that must be prepared before the installation. Marker Torque screwdriver Diagonal pliers Level (M4 to M6) Power cable crimping tool RJ11 crimping tool Cable cutter Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 13 Guarded blade utility knife ESD gloves Long measuring tape Multimeter Network cable tester Vacuum cleaner Ladder Torque wrench for SMA Socket wrench (M6) connector – Hole screwdriver (T20) Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 14: Requirements For Installation Personnel
Before the installation, pay attention to the following items:  Technical engineers must take Huawei training and be familiar with proper installation and operation methods.  The number of installation personnel depends on the engineering schedule and installation environment.
Page 15: Unpacking And Checking
Step 2 Check the exterior of each packing box. If... Then... The exterior of each packing box is Go to Step intact Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 16 1. Store the unpacked equipment and packing materials indoors. 2. Take photos of the storeroom, rusted or eroded equipment, packing box, and packing materials. 3. File the photos. ----End Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 17: Installing A Bbu
4 Installing a BBU Installing a BBU This chapter describes the process of installing a BBU. For details about the installation of the BBU, see DBS3900 Installation Guide. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 18: Installing A Dcu
5 Installing a DCU Installing a DCU This chapter describes the process of installing a DCU. For details about the installation of the DCU, see DCU3900 Installation Guide. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 19: Installing An Rhub
6.1 Information About the Installation This section describes the information to be learnt before RHUB installation, including the RHUB installation scenarios, clearance, and installation environment. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 20: Installation Scenarios
The two installation modes are defined as follows:  In standard mode, the front of the mounting ear is aligned with the RHUB panel, as shown in Figure 6-2. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 21 Before installation, you need to check the installation mode supported by the rack and adjust the position of the mounting ear. Figure 6-4 and Figure 6-5 show RHUBs installed in a cabinet or rack, respectively. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 22 When an RHUB is installed in a 19-inch shelf, the shelf must be installed on a wall. One shelf can house multiple RHUBs with 1 U space between two RHUBs. Figure 6-6 and Figure 6-7 show RHUBs installed in a 19-inch shelf. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 23 DBS3900 LampSite Installation Guide 6 Installing an RHUB Figure 6-6 RHUB installed in a 19-inch shelf in standard mode Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 24 Expansion bolts must be tightened to 10 N· m (88.507 bf· in.) to ensure the bolts work properly and the wall remains intact without cracks in it. Figure 6-8 shows an RHUB installed on a wall. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 25: Installation Clearance Requirements
A clearance of 350 mm must be reserved in front of the air intake vent of the fan of the power supply unit (PSU) for maintenance. Figure 6-9 shows the installation clearance for the RHUB installed in a 19-inch cabinet, rack, or shelf. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 26 Figure 6-9 Installation clearance for an RHUB installed in a 19-inch cabinet, rack, or shelf Figure 6-10 and Figure 6-11 shows the recommended and minimum installation clearance respectively when the RHUB is installed on a wall. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 27 DBS3900 LampSite Installation Guide 6 Installing an RHUB Figure 6-10 Recommended installation clearance for a wall-mounted RHUB (unit: mm) Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 28: Installation Environment
A cool and ventilated place is recommended.  The heat dissipation holes on the RHUB cannot be blocked. Table 6-1 RHUB environment specifications Specifi Installation RHUB Condition Remarks cations Scenario Quantity Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 29 The RHUB must be installed in a dry, ventilating, and dust-proof place.  If the RHUB is installed in parking areas or basements, the installation position must be well-ventilated. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 30: Installation Process
The RHUB installation involves installing an RHUB module, installing RHUB cables, checking the RHUB hardware installation, and powering on the RHUB. Figure 6-12 shows the RHUB installation process. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 31: Installing An Rhub
With one hand holding it, align the mounting holes with the installation holes, slowly push the RHUB into the required position in the cabinet, as shown in Figure 6-13. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 32 If necessary, request one more person for assistance. Remove the mounting ears on both sides of the RHUB by removing the four M4× 8 screws, as shown in Figure 6-15. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 33 With one hand holding it, align the mounting holes with the installation holes, slowly push the RHUB into the required position in the cabinet, as shown in Figure 6-17. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 34: Installing An Rhub In A 19-Inch Shelf
If a shelf houses more than one RHUB, 1 U space is required between two RHUBs. The PSU must be installed at the bottom of the cabinet. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 35 If necessary, request one more person for assistance. Remove the mounting ears on both sides of the RHUB by removing the four M4× 8 screws, as shown in Figure 6-20. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 36 RHUB into the required position in the cabinet, as shown in . Use a torque screwdriver or Phillips screwdriver to tighten the four M6× 16 screws with a torque of 2 N•m, as shown in Figure 6-22. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 37: Installing An Rhub On A Wall
The mounting ears are installed in reverse mode by default. Before installing an RHUB on a wall, modify the installation mode of the mounting ears on the RHUB. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 38 Determine the position on the wall for installing the RHUB based on the requirements in the engineering blueprint and 6.1.2 Installation Clearance Requirements. Place the RHUB to the Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 39 To prevent inhalation or eye contact with dust, take adequate preventive measures when drilling holes. Step 3 Drill holes at the anchor point and install expansion bolts, as shown in Figure 6-26. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 40 M6× 60 bolts with a torque of 5 N•m to secure the RHUB to the wall, as shown in Figure 6-27. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 41: Installing Rhub Cables
Cables must be routed according to the specified cabling requirements to prevent signal interference. If a cable listed below is not required, skip the requirements for routing the cable. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 42 The extra length of each indoor cable tie must be cut off. A slack of 5 mm is reserved for each outdoor cable tie. All cut surfaces have no sharp edges. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 43 All the metal parts in the equipment are reliably connected to the ground terminal. Optical cable  Cables are routed in an untangled and orderly fashion.  Optical fibers cannot be bound at turns. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 44: Cable List
If the optical cable close to a device on the tower is too long, the optical cables are wrapped and secured to the tower. 6.4.2 Cable List The DBS3900 LampSite cable list includes BBU cable list, DCU cable list, RHUB cable list, pRRU cable list. BBU Cable List The following table lists BBU3900 cables and BBU3910 cables.
Page 45 FE/GE Optical Ports FE/GE Fiber LC connector FE1 port on the FC, SC, or LC External Optic Cable WMPT, connector transmission GTMU, equipment LMPT, or UMPT in the Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 46 PSU ) In-Position UPEU or (DC/DC) Signal Cable UEIU in the BBU Alarm EXT_ALM0 External alarm RJ45 connector RJ45 connector Cable port on the device UPEU or Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 47 BBU3910A male connector BBU3910A (waterproof on the connector's both sides) RS485 alarm DB15 EXT_ALM port RJ45 connector COM_IN port cable for the waterproof on the on the Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 48 CPRI0 or CPRI1 DLC connector DLC connector Fiber the LBBP, port on the WBBP or RHUB UBBP in the CPRI port on DLC connector CPRI port on the Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 49 RHUB and the Extender and the other between the Extender and the pRRU. pRRU Cable List Table 6-6 lists pRRU cables. Table 6-6 List of pRRU3901 cables Cable One End The Other End Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 50: Cable Connections
Figure 6-28, Figure 6-29 shows the cable connections for an RHUB. The port of ETH are reserved. Figure 6-28 Cable connections for an RHUB (indoor) (1) CPRI optical cable (2) Alarm cable (3) Ethernet cable (4) Power cable (5) PGND cable Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 51: Cable Installation Process
RHUB and the Extender and the other between the Extender and the pRRU. 6.4.4 Cable Installation Process This section describes the process of installing RHUB cables. Figure 6-30 shows the RHUB cable installation process. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 52: Installing Pgnd Cable
Figure 1. Figure 6-31 Exterior of a PGND cable (1) OT terminal (6 mm [0.009 in. ], M4) (2) OT terminal (6 mm [0.009 in. ], M6) Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 53 PGND cable to the ground screw on the RHUB panel with a torque of 1.4 N•m. If the OT terminal is a one-hole OT terminal, connect it to the ground screw on the lower part of the RHUB panel, as shown in Figure 6-33. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 54: Installing Ethernet Cable
The Ethernet cable has the following functions:  Provides power supply for the pRRU when connected to the CPRI_E0 port on the pRRU.  Transmits CPRI signals between an RHUB and a pRRU. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 55 Assembling the Unshielded RJ45 Connector and the Ethernet Cable of Installation Reference. Follow pin assignment instructions described in section Ethernet Cable in DBS3900 LampSite Hardware Description to assemble the unshielded RJ45 connector and the Ethernet cable. Otherwise, the transmission signal quality deteriorates and CPRI links may be disconnected.
Page 56 (2) CPRI_E0 port on the pRRU3901 Figure 6-35 Install an Ethernet cable between an RHUB and a pRRU3902 or pRRU3911/ pRRU3911+WIFI (1) Ethernet cable (2) CPRI_E0 port on the pRRU3902 Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 57: Installing Crpi Optical Cables
Single-mode optical modules are labeled SM and each has a blue puller.  For details about the connection of CPRI optical cables, see CPRI Topology in DBS3900 LampSite Technical Description. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 58 Remove the dust-proof cap from the optical cable connector. Install the optical cables by referring to Table 6-7. Table 6-7 CPRI optical cable connections One End The Other End Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 59 RX port. Figure 6-39 shows how to install a CPRI optical cable for connecting the BBU and RHUBs. Figure 6-39 Installing an CRPI optical cable Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 60: Installing Alarm Cable (Optional)
Label the installed cable. For details, see section 15.4 Attaching an L-Shaped Label. 6.4.9 Installing Power Cable The RHUB power cable provides 110 V AC/220 V AC power supply for the RHUB. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 61 Figure 6-41 Installing an RHUB power cable ----End Follow-up Procedure Route the cable, and then use a cable tie to bind the cable. For details, see 6.4.1 Requirements for Cable Layout. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 62: Checking The Rhub Hardware Installation
The work GND cable and PGND cable of the BTS share a group of grounding conductors with the lightning and GND cables of the building. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 63: Power-On Check On An Rhub
This section describes the power-on check on the RHUB after the RHUB hardware is installed and checked. Context After the RHUB and pRRUs are installed and connected to each other, power on them no matter whether the BBU is installed. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 64 5 minutes, and check whether 0.125s the configuration file is correct. Power on the RHUB again after the fault is rectified. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 65 6 Installing an RHUB If an RHUB is not connected to any BBU, the RHUB is considered normally powered on when any indicator on the RHUB is on. ----End Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 66: Installing A Prru3901
7.7 Powering on the pRRU3901 This section describes the power-on check on the pRRU3901 after the pRRU3901 hardware is installed and checked. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 67: Information About The Installation
Ethernet cables in use. 7.1.2 Installation Scenario The pRRU3901 can be installed on a wall, ceiling, pole, or keel. The following table describes the installation in different scenarios. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 68 For metal wall example, EPS walls, MDF walls, or walls cannot be drilled. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 69 7-5. 7-5. a keel load at least four times the weight of For details, see the pRRU3901. 7.4.6 Installing a pRRU3901 Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 70 H-shape, or other 3. Bolt (M6X80) shapes. For details, see shows the pRRU 7.4.6 Installing installed on a a pRRU3901 U-shaped keel. on a Keel. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 71: Space Requirements
During installation, a minimum clearance of 2 m must be reserved between the pRRU3901 working on the 2.6 GHz band and the Wi-Fi module if they need to process services concurrently. Figure 7-1 shows the recommended space requirements of the pRRU3901. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 72: Installation Environment Requirements
Outdoor: - 20 ° C to + 40 ° C Relative 5% RH to 95% RH humidity Altitude - 60 m to + 1800 m Works properly. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 73: Obtaining The Mac Address (Optional)
Figure 7-2.  Do not remove the WIFI MAC label on the side of the pRRU3901 housing.  Before removing the backup WIFI MAC label, photograph it. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 74: Installation Process
This section describes the pRRU3901 installation process, which involves installing a pRRU3901, and cables, checking the pRRU3901 hardware installation, and powering on the pRRU3901. Figure 7-3 shows the pRRU3901 installation process. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 75: Installing A Prru3901
It is good practice to install the pRRU3901 on materials that can tolerate a temperature higher than 65° C and have an ignition point higher than 70° C. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 76: Prru3901 Mounting Kits
(1) V clamp (2) Mounting bracket (3) Screw (M6x50) (4) Plastic expansion sleeve (5) Bolt (M6x80) (6) Flat washer The following figure shows the specifications of the mounting bracket. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 77: Installing A Prru3901 On A Wall
Step 2 Place the mounting bracket in the installation position against the wall. Then, level the mounting bracket and use a marker to mark two anchor points. See Figure 7-6. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 78 If they are inaccurately positioned, re-measure and re-drill the holes. Then, use a rubber mallet to hit a plastic expansion sleeve into each hole. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 79 Step 4 Lead the M6x50 screws through the washers, and then through the drilling holes on the mounting bracket to the plastic expansion sleeves, and torque the screws to 5 N•m, as shown in Figure 7-8. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 80 See Figure 7-9. It is good practice to perform the installation from the side view to promptly align the hooks with the mounting holes. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 81: Installing A Prru3901 On A Ceiling
If the pRRU3901 is installed on a ceiling, the temperature of the ceiling may increase by a maximum of 30 degrees. Therefore, whether a pRRU3901 can be installed on a ceiling depends on the ceiling material. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 82 If they are inaccurately positioned, re-measure and re-drill the holes. Then, use a rubber mallet to hit a plastic expansion sleeve into each hole. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 83 Step 5 Fit the four hooks of the pRRU3901 into the mounting holes on the mounting bracket and then press the pRRU3901 downwards until a click is heard. See Figure 7-13. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 84: Installing A Prru3901 On A Pole
Lead the M6x80 bolts through the mounting bracket, and torque the bolts to 5 N•m, as shown in Figure 7-14. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 85 If the diameter of the pole is greater than 70 mm, use the hose clamp to install the mounting bracket on the pole. The hose clamp is prepared by customers. Torque the bolts to 5 N•m, as shown in Figure 7-15. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 86 See Figure 7-16. It is good practice to perform the installation from the side view to promptly align the hooks with the mounting holes. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 87: Installing A Prru3901 On A Plate
Step 2 Place the mounting bracket in the installation position against the wall. Then, level the mounting bracket and use a marker to mark two anchor points. See Figure 7-17. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 88 Step 4 Lead the M6x80 bolts through the mounting bracket and the ceiling plate, and use a torque screwdriver to torque the bolts to 5 N•m, as shown in Figure 7-18. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 89 See Figure 7-19. It is good practice to perform the installation from the side view to promptly align the hooks with the mounting holes. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 90: Installing A Prru3901 On A Keel
Step 1 Determine the position for installing the pRRU3901 based on the construction blueprint and the clearance requirements. For details about the clearance requirements, see 7.1.3 Space Requirements. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 91 Step 4 Lead the M6x80 bolts through the mounting bracket and the suspended ceiling plate. Use a torque screwdriver to torque the bolts to 5 N•m, as shown in Figure 7-21. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 92 See Figure 7-22. It is good practice to perform the installation from the side view to promptly align the hooks with the mounting holes. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 93: Installing The Cabinet
RF surge protectors when two RF daughter boards are configured. Procedure Step 1 Remove the housing on the top and at the bottom of pRRU3901, as shown in Figure 7-23. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 94 Use the M4 Phillips screwdriver to loosen the Phillips screw on the pRRU housing. Wrench and remove the housing from the installation position of the Phillips screw hole, as shown in Figure 7-24. Figure 7-24 Removing the pRRU housing Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 95 Use the left hand to hold the RF daughter board and the right hand to hold the right handle of the RF daughter board to remove the RF daughter board and put it into an ESD box or bag, as shown in Figure 7-26. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 96 Use the M3 Phillips screwdriver to loosen the four fastening screws of the pDock mother board, and remove the pDock mother board, as shown in Figure 7-28. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 97 Install the RF daughter boards in slots S1, and use the M4 Phillips screwdriver to tighten the two fastening screws always carried on each daughter board to 1.4 N•m, as shown in Figure 7-29. Figure 7-29 Installing the RF daughter boards Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 98 Figure 7-30 Installing the plate onto the cabinet Make sure all the cables are installed before installing the plate. For details about installing the cables of pRRU3901, see Figure 7-31. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 99 Step 3 Fit the four hooks on pRRU3901 into the hooks on the mounting bracket, and then push pRRU3901 down against the mounting bracket until a click is heard, as shown in Figure 7-32. Figure 7-32 Installing a pRRU3901 into the cabinet Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 100: Installing Prru3901 Cables
35 mm, 50 mm, and 127 mm, respectively.  The bending radius of a power cable is at least three times the diameter of the cable. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 101: Prru3901 Cable List
7.5.2 pRRU3901 Cable List This section describes pRRU3901 cable connections. Table 7-8 List of pRRU3901 cables Cable One End The Other End Connector Connected Connector Connected to ... to ... Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 102: Cable Connections (Indoor)
TX/RX RF port on the pRRU3901. The other end of the pRRU3901 RF jumper is the type N male connector, which is connected to the antenna system. For the standard of the pRRU3901 RF jumper, see (Optional) RF Jumper of the DBS3900 LampSite Hardware Description.
Page 103 CPRI port (for example, CPRI_E1, CPRI_E3, CPRI_E5, or CPRI_E7). This document describes signal transmission using one Ethernet cable as an example. Figure 7-34 shows the cable connection when the pRRU3901 is configured with two RF Daughter Boards. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 104 Ethernet cable as an example. Figure 7-34 shows the cable connection when the pRRU3901 is configured with two RF Daughter Boards and one Wi-Fi daughter board. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 105: Cable Connections (Outdoor)
One end of the pRRU3901 RF jumper is the SMA male connector, which is connected to the Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 106: Cable Connections (Lte Tdd)
TX/RX RF port on the pRRU3901. The other end of the pRRU3901 RF jumper is the type N male connector, which is connected to the antenna system. For the standard of the pRRU3901 RF jumper, see (Optional) RF Jumper of the DBS3900 LampSite Hardware Description.
Page 107 TX/RX RF port on the pRRU3901. The other end of the pRRU3901 RF jumper is the type N male connector, which is connected to the antenna system. For the standard of the pRRU3901 RF jumper, please see (Optional) RF Jumper of the DBS3900 LampSite Hardware Description.
Page 108: Prru3901 Cable Installation Process
Figure 7-39 shows the process of installing pRRU3901 cables. Figure 7-39 pRRU3901 cable installation process 7.5.7 Installing an Ethernet Cable This section describes how to install an Ethernet cable. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 109 Assembling the Unshielded RJ45 Connector and the Ethernet Cable of Installation Reference. Follow pin assignment instructions described in section Ethernet Cable in DBS3900 LampSite Hardware Description to assemble the unshielded RJ45 connector and the Ethernet cable. Otherwise, the transmission signal quality deteriorates and CPRI links may be disconnected.
Page 110 Route the cable, and then use a cable tie to bind the cable. For details, see 7.5.1 Requirements for Cable Layout. Label the installed cable. For details, see section 15.4 Attaching an L-Shaped Label. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 111: Installing An Rf Jumpers (Optional)
RF ports. For details about the installation of RF surge protector, see 13 (Optional) Installing the RF Surge Protector and Cables. Procedure Step 1 Expose the SMA female connector by removing the pRRU3901 antenna housing, as shown in Figure 7-41. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 112 Tighten the feeder close to the type N connector to ensure that the jumper is not tightened. In this way, the connectors on both ends of a jumper are not affected by the external force. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 113: Checking The Prru3901 Hardware Installation
The labels, tags, and nameplates are correct, legible, and complete. Table 7-10 lists the check items of the signal cable connection. Table 7-10 Checklist for the signal cable connection Item Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 114: Powering On The Prru3901
Step 1 Power on the pRRU3901. Wait 3 to 5 minutes, check the status of the RUN indicator on the pRRU3901. If the RUN Indicator... Because... Then... Steady on There is power input, but the Power off the power supply, Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 115 Check the indicator status 30 minutes after the power-on if a pRRU is not connected to any BBU. The pRRU is considered normally powered on when any indicator on the pRRU is on. ----End Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 116: Installing A Prru3902 Or Prru3911 Or Prru3911+Wifi
8.7 Powering on the pRRU This section describes the power-on check on the pRRU after the pRRU hardware is installed and checked. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 117: Information About The Installation
RF units operating in different frequency bands. Auxiliary Mounting kits Mandatory Supports the device pRRU3902 installation on a wall, ceiling, keel, or steel hangers. mounting Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 118 RF signals. Auxiliary Supports the Mounting kits Mandatory device pRRU3911/ pRRU3911 +WIFI installation on a wall, ceiling, keel, or steel hangers. mounting kits vary with the installation mode. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 119: Installation Scenario
Installing a a torque of 1.5 pRRU on a N· m. This ensures Wall. the screws work properly and the wall remains intact without cracks in it. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 120 Installing a The screws must pRRU on a be tightened with Ceiling. a torque of 1.5 N· m. This ensures the screws work properly and the ceiling remains Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 121 2. Hose clamp (prepared pole from 60 mm to by customer) 114 mm or For details, from 114 mm see 8.3.4 to 381 mm Installing a pRRU on a Pole. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 122 For details, 4. Bolt (M4 x 60) see 8.3.7 Installing a pRRU on Steel Hangers. Cabinet In the outside scenario, pRRU3902 should be installed in the cabinet. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 123: Space Requirements
When the external antenna is required, the recommended space for installing a single pRRU is described as follows:  At least 300 mm above the pRRU is reserved for maintenance. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 124: Installation Environment Requirements
TV towers.  The pRRU must be installed in a dry, ventilating, and dust-proof place. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 125: Installation Process
This section describes the pRRU installation process, which involves installing a pRRU, and cables, checking the pRRU hardware installation, and powering on the pRRU. Figure 8-2 shows the pRRU installation process. Figure 8-2 Installation process Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 126: Installing A Prru
(3) Screw (3.5X35) (4) Plastic expansion sleeve (5) Bolt (M4X35) (6) Bolt (M4X60) – – (7) Flat washer Figure 8-4, Figure 8-5 show the specifications of the mounting bracket. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 127: Installing A Prru On A Wall
This section describes only the wall-mounted installation in which mounting kits are directly installed on the wall without auxiliary devices. The procedure for other wall-mounted installation modes is similar. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 128 If they are inaccurately positioned, re-measure and re-drill the holes. Then, use a rubber mallet to hit a plastic expansion sleeve into each hole. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 129 Step 5 Fit the rotation axis on the pRRU into the hooks on the mounting bracket, and then push the pRRU against the mounting bracket until a click is heard. See Figure 8-9. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 130 The protection screw protects the pRRU from being removed and must be locked if required. Figure 8-10 Locking the protection screw (1) M4 threaded hole (2) Hole for self-tapping screws (3) Quincunx screw Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 131: Installing A Prru On A Ceiling
If they are inaccurately positioned, re-measure and re-drill the holes. Then, use a rubber mallet to hit a plastic expansion sleeve into each hole. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 132 Step 5 Fit the rotation axis on the pRRU into the hooks on the mounting bracket, and then push the pRRU against the mounting bracket until a click is heard. See Figure 8-14. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 133 Step 6 Optional: Use T20 with hole screwdriver to lock the protection screw on the attachment plate. See Figure 8-15. The protection screw protects the pRRU from being removed and must be locked if required. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 134: Installing A Prru On A Pole
For details about the clearance requirements, see 8.1.3 Space Requirements. Step 2 Secure the pRRU mounting bracket on the metal pole, as shown in Figure 8-16. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 135 It is good practice to perform the installation from the side view to promptly align the hooks with the mounting holes. Figure 8-17 Installing the pRRU on a pole ----End Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 136: Installing A Prru On A Plate
Lead two bolts (M4) through the mounting bracket and the suspended ceiling plate, and use a torque screwdriver to torque the bolts to 1.4 N•m, as shown in Figure 8-19. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 137 Fit the rotation axis on the pRRU into the hooks on the mounting bracket, and then push the pRRU against the mounting bracket until a click is heard. See Figure 8-20. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 138 Use T20 with hole screwdriver to lock the protection screw on the attachment plate. See Figure 8-21. The protection screw protects the pRRU from being removed and must be locked if required. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 139 Use a crown saw to drill a hole with a diameter of 60 mm to 65 mm at the installation position for the pRRU, as shown in Figure 8-22. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 140 The bolt used for installing the pRRU on a suspended ceiling plate depends on the plate thickness:  The delivered bolt (M4x35) is used if the plate thickness is less than 25 mm. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 141 Fit the rotation axis on the pRRU into the hooks on the mounting bracket, and then push the pRRU against the mounting bracket until a click is heard. See Figure 8-26. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 142 Use T20 with hole screwdriver to lock the protection screw on the attachment plate. See Figure 8-27. The protection screw protects the pRRU from being removed and must be locked if required. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 143: Installing A Prruon A Keel
Step 1 Determine the position for installing the pRRU based on the construction blueprint and the clearance requirements. For details about the clearance requirements, see 8.1.3 Space Requirements. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 144 Step 4 Lead two bolts (M4) through the mounting bracket and the ceiling plate. Use a torque screwdriver to torque the bolts to 1.4 N•m, as shown in Figure 8-29. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 145 Step 5 Fit the rotation axis on the pRRU into the hooks on the mounting bracket, and then push the pRRU against the mounting bracket until a click is heard. See Figure 8-30. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 146 Step 6 Optional: Use T20 with hole screwdriver to lock the protection screw on the attachment plate. See Figure 8-31. The protection screw protects the pRRU from being removed and must be locked if required. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 147: Installing A Prru On Steel Hangers
For details about the clearance requirements, see 8.1.3 Space Requirements. Step 2 Install two steel hangers onto the ceiling. A distance of 90 mm must be retained between the two hangers, as shown in Figure 8-32. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 148 Figure 8-33. Figure 8-33 Installing the U-shaped metal plate onto the steel hangers (1) Nuts (2) Spring washers (3) Flat washers Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 149 Step 5 Fit the rotation axis on the pRRU into the hooks on the mounting bracket, and then push the pRRU against the mounting bracket until a click is heard. See Figure 8-35. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 150 Step 6 Optional: Use T20 with hole screwdriver to lock the protection screw on the attachment plate. See Figure 8-36. The protection screw protects the pRRU from being removed and must be locked if required. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 151: Installing The Cabinet
One pRRU3902 with external antenna need to be configured with one PoE surge protector and four RF surge protectors at the same time. Procedure Step 1 Install the plate onto the cabinet, as shown in Figure 8-37. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 152 Figure 8-37 Installing the plate onto the cabinet Make sure all the cables are installed before installing the plate. For details about installing the cables of pRRU3902, see Figure 8-38. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 153 Step 2 Fit the rotation axis on pRRU3902 into the hooks on the mounting bracket, and then push pRRU3902 against the mounting bracket until a click is heard, as shown in Figure 8-39. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 154 The protection screw protects the pRRU3902 from being removed and must be locked if required. Figure 8-40 Locking the protection screw (1) M4 threaded hole (2) Hole for self-tapping screws (3) Quincunx screw Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 155: Installing Prru Cables
35 mm, 50 mm, and 127 mm, respectively.  The bending radius of a power cable is at least five times the diameter of the cable. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 156: Cable List
8.4.2 Cable List This section describes pRRUcable connections. pRRU3902 Cables Table 8-9 List of pRRU3901 cables Cable One End The Other End Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 157: Cable Connections
This section describes the cable connections for a single pRRU. pRRU3902 (Indoor) Figure 8-41 shows the cable connection of pRRU3902 with internal antenna. Figure 8-41 pRRU3902 cable connection (1) – (1) Ethernet cable Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 158 RHUB and the Extender and the other between the Extender and the pRRU3902. pRRU3902 (Outdoor) Figure 8-43 shows the cable connection of pRRU3902 intalled outside. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 159 For details about installation of the RF surge protector and cables, see 13 (Optional) Installing the RF Surge Protector and Cables. pRRU3911+WIFI Figure 8-44 shows the cable connections of pRRU3911+WIFI. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 160 Ethernet cable. If the Extender is used, the Ethernet cable is divided into two parts, one between the RHUB and the Extender and the other between the Extender and the pRRU. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 161: Cable Installation Process
Provides power supply for the pRRU3902 when the cable connects the CPRI_E0 port on the pRRU3902 to the RHUB.  Transmits CPRI signals between an RHUB and a pRRU3902. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 162 Shielded RJ45 Connector and the Ethernet Cable.  Follow pin assignment instructions described in section Ethernet Cable in DBS3900 LampSite Hardware Description to assemble the RJ45 connector and the Ethernet cable. Otherwise, the transmission signal quality deteriorates and CPRI links may be disconnected.
Page 163 Figure 8-48 Mastic cement cube Flatten the mastic cement into a 20 cm strip, as shown in Figure 8-49. Figure 8-49 Flattening the mastic cement into a strip Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 164 Figure 8-51 Correct and incorrect ways for sealing the connector Shape the mastic cement around the cables in a repeating 8 manner, as shown in Figure 8-52. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 165 Figure 8-53. This ensures that the mastic cement envelop does not crack in case the cable is bent. Figure 8-53 Fully sealed Ethernet ports ----End Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 166: Installing A Prru3911/Prru3911+Wifi Ethernet Cable
Assembling the Unshielded RJ45 Connector and the Ethernet Cable, Assembling the Shielded RJ45 Connector and the Ethernet Cable. Follow pin assignment instructions described in section Ethernet Cable in DBS3900 LampSite Hardware Description to assemble the RJ45 connector and the Ethernet cable. Otherwise, the transmission signal quality deteriorates and CPRI links may be disconnected.
Page 167 Step 7 Optional: If the pRRU3902 is installed in a place with water dripping risks, seal its Ethernet ports with mastic cement. Take about 40 g mastic cement, as shown in Figure 8-55. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 168 Shape the mastic cement strip around the Ethernet ports from outside the connector clips. Ensure the external sides of the connectors are fully sealed, as shown in Figure 8-57. Figure 8-57 Sealing the connector external side Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 169 Compress and flatten the mastic cement until the Ethernet ports are fully covered and sealed. Nip the mastic cement from the connector side upwards along the cables until 10 Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 170: Installing A Prru3902 Rf Jumper (Optional)
In the outdoor scenario, RF surge protector is needed to provide surge protection for the RF ports. For details about the installation of RF surge protector, see 13 (Optional) Installing the RF Surge Protector and Cables. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 171 PORT2 prot pRRU3902/ANT1 RF Combiner2/PORT1 or port PORT2 prot pRRU3902/ANT2 RF Combiner1/PORT2 or port PORT2 prot pRRU3902/ANT3 RF Combiner2/PORT2 or port PORT1 prot Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 172: Installing A Prru3911 Rf Jumper (Optional)
8.4.8 Installing a pRRU3911 RF Jumper (Optional) The RF Jumpers transmit radio frequency signals between pRRU3911 and the external antennas. Only the pRRU3911 using external antennas can be configured with an RF Jumper. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 173 Figure 8-62 Installing jumpers between the pRRU3911 and external antennas ----End Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 174: Optional) Installing A Combiner
If they are inaccurately positioned, re-measure and re-drill the holes. Then, use a rubber mallet to hit a plastic expansion sleeve into each hole. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 175 Step 3 Place the Extender in the corresponding position and use an M3 Phillips screwdriver to torque the screws to 1 N•m, as shown in Figure 8-65. Figure 8-65 Installing the Extender ----End Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 176: Checking The Prru Hardware Installation
The cables must be bound tightly and neatly. The sheaths of the cables must not be damaged. Positions for routing the cables must meet requirements of the engineering Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 177: Powering On The Prru
HDLC link disconnection, for alarm information. example) is generated. Is off The board is not powered on. Turn off the power supply switch and check whether the Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 178 Check the indicator status 30 minutes after the power-on if a pRRU is not connected to any BBU. The pRRU is considered normally powered on when any indicator on the pRRU is on. ----End Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 179: Installing A Prru3907 Or Prru3916
This section describes the information that you must be familiar with before installing a pRRU, including the pRRU product family, installation scenarios, installation space and environment requirements. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 180: Prru Product Family
The pRRU cannot be installed in an enclosed equipment room without a cooling system.  When multiple pRRUs are installed in centralized mode, the minimum clearance requirements must be met. For details, see 9.1.3 Installation Clearance and Space Requirements. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 181 Figure 9-2 Requirements for the vertical deviation angle of a pRRU (1) pRRU (2) Installation support (pole or wall) Table 9-2 lists the mounted suggestions of different installation scenarios. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 182 114 mm (4.49 in.). recommend ed diameter is 80 mm (3.15 in.).  recommend ed thickness of the pole wall is 3.5 mm (0.14 in.) or above. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 183: Installation Clearance And Space Requirements
If installation space is restricted, leave the minimum clearance after installing equipment. Figure 9-3 show the clearances for installing a pRRU. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 184 Installation Guide 9 Installing a pRRU3907 or pRRU3916 Figure 9-3 Clearances for installing a pRRU Installation Spacing Between pRRUs Figure 9-4 lists the horizonta spacing between pRRUs. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 185 DBS3900 LampSite Installation Guide 9 Installing a pRRU3907 or pRRU3916 Figure 9-4 Clearances for installing a pRRU Figure 9-5 lists the vertical spacing between pRRUs. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 186: Installation Environment Requirements
5% RH to 95% RH humidity Altitude - 60 m to + 1800 m Works properly. 1800 m to 4000 m Above the 1800 m altitude, the maximum operating temperature Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 187: Installation Process
This section describes the pRRU installation process. 9.3.1 pRRU Mounting Kits This section describes mounting kits and attachment plates for installing pRRUs. Figure 9-7 shows the exterior of the pRRU. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 188 Figure 9-8 shows a mounting bracket and a attachment plate. Figure 9-8 Mounting bracket and common attachment plate for installing a pRRU (1) Attachment plate (2) Mounting bracket (3) Hose clamp (4) Expansion bolt Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 189: Installing A Prru On A Wall
Figure 9-9. Figure 9-9 Marking anchor points (1) Level (2) Tapped hole (3) Marker Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 190 Step 3 Place the mounting kit onto the wall, insert four M6x60 bolts into the tapped holes on the mounting kit, and tighten each bolt to 5 N· m (44.25 lbf· in.) to secure the mounting kit, as shown in Figure 9-11. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 191 Step 5 Use the M6 inner hexagon screwdriver to tighten the screw on the top of the separate attachment plate to 7 N· m (61.96 lbf· in.), as shown by illustration c in Figure 9-12. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 192: Installing A Prru On A Pole
Place a foam pad or cardboard under a pRRU to protect the pRRU housing from damage during the installation. Procedure Step 1 Determine a position for installing the separate mounting kit, as shown in Figure 9-13. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 193 (44.25 lbf· in.) to secure the mounting kit, as shown by illustration d in Figure 9-14. Step 3 Secure the pRRU onto the separate mounting kit, as shown in Figure 9-15. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 194: Installing Prru Cables
Cables must be laid out according to the specified cabling requirements to prevent signal interference. If a cable listed below is not required, skip the cabling requirements of the cable. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 195 Cables to be protected include AC power cables, transmission cables, and cables laid out underground.  Use cable clips to secure cables outdoors.  Arrange cables neatly along the routing direction and use cable clips to secure the cables. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 196: Prru Cable List
Control(AC)  CPRI_E1 port pRRU3911/p RRU3911+WI (Optional) SMA straight External Based on the Antenna system RF Jumper male antenna port model of connector/Type TX/RX RF the antenna Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 197: Prru3907 Cable Connections
PGND cable jumper Ethernet cable Ethernet cable 9.4.4 pRRU3916 Cable Connections This section describes pRRU3916 cable connections. Figure 9-17 shows the cable connections when a pRRU3916 is installed. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 198: Prru Cable Installation Process
Ethernet cable Ethernet cable 9.4.5 pRRU cable installation process This section describes the process of installing pRRU cables. Figure 9-18 shows the process of installing pRRU cables. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 199: Installing A Pgnd Cable
Connect one end of the PGND cable with an M6 OT terminal to the ground terminal at the RRU bottom and the other end of the cable with an M8 OT terminal to the external ground bar, as shown in Figure 9-19. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 200: Installing A Prru3907 Rf Jumper
Step 3 Label the installed cable by following the instructions in 15.5 Attaching a Sign Plate Label. ----End 9.4.7 Installing a pRRU3907 RF Jumper This section describes the procedure for installing an RF jumper. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 201 Step 3 Connect the other end of the pRRU3907 RF jumper to the external antenna system. Step 4 Waterproof the connector of the RF jumper by cold shrink sleeve, as shown in Figure 9-22. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 202 Pull out the support strip along the direction indicated by the arrow. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 203 50% of the lower layer.  When cutting off a cable tie, reserve a surplus length of 3 mm (0.12 in.) to 5 mm (0.20 in.). ----End Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 204: Installing A Prru3916 Rf Jumper
Step 3 Connect the other end of the pRRU3916 RF jumper to the external antenna system. Step 4 Waterproof the ANT port on each pRRU3916 and the BTS and ANT ports on the external auxiliary filter (AUF), as shown in Figure 9-25. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 205 RF port. Waterproof this RF port, as shown in Figure 9-26. Figure 9-26 Waterproofing an RF port with a dustproof cap (1) Dustproof cap (2) PVC insulation tape (3) Waterproof tape Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 206: Opening The Cover Plate Of A Prru Cabling Cavity
Step 2 Use an M6 inner hexagon screwdriver to loosen the screw on the cover plate of the pRRU cabling cavity, and open the cover plate, as shown in Figure 9-27. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 207: Installing An Ethernet Cable
100 m. With the Extender, the distance of the pRRU and RHUB can be extended by the Extender up to a total distance of 200 m. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 208 Step 3 Connect the RJ45 connector at the other end of the Ethernet cable to any port ranging from CPRI_E0 to CPRI_E7 on the RHUB panel based on the engineering design, as shown in Figure 9-28. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 209: Closing The Cover Plate Of A Prru Cabling Cavity
Label the installed cable. For details, see section 15.5 Attaching a Sign Plate Label. 9.4.11 Closing the Cover Plate of a pRRU Cabling Cavity This section describes the procedure for closing the cover plate of a pRRU cabling cavity. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 210 Step 2 Close the cover plate of the pRRU cabling cavity, and use an M6 inner hexagon screwdriver to tighten the screw on the cover plate to 4.8 N· m (42.48 lbf· in.), as shown in Figure 9-30. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 211: Checking The Prru Hardware Installation
RF ports are covered with dustproof caps and the caps are tightened. Labels are correct, legible, and complete at both ends of each cable, feeder, and jumper. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 212: Powering On The Prru
9.6 Powering on the pRRU This section describes the power-on check on the pRRU after the pRRU hardware is installed and checked. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 213 Check the indicator status 30 minutes after the power-on if a pRRU is not connected to any BBU. The pRRU is considered normally powered on when any indicator on the pRRU is on. ----End Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 214: Optional) Installing The Extender-Poe90
At least 150 mm under the Extender-PoE90 is reserved for cabling. Procedure  Indoor scenario: Use a marker to mark the two anchor points according to inter-hole spacing, as shown in Figure 10-1. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 215 Figure 10-2 Drilling holes and installing expansion bolts Place the Extender-PoE90 in the corresponding position and use an M4 Phillips screwdriver to tighten the screws to 1.4 N•m, as shown in Figure 10-3. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 216 Figure 10-3 Installing Extender-PoE90 Installing the Ethernet cables at the two ends of Extender-PoE90, as shown in Figure 10-4. Figure 10-4 Installing the Ethernet cables (1)  Outdoor: Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 217 Install the Extender-PoE90 to the cabinet, and keep the OUTPUT interface on top, as shown in Figure 10-6. Figure 10-6 Installing the Extender-PoE90 to the cabinet ----End Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 218: Optional) Installing The Exd3902 And Cables
EXD3902 hardware installation checking includes hardware and cable installation checking. 11.7 Powering on the EXD3902 This section describes the power-on check on the EXD3902 after the EXD3902 hardware is installed and checked. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 219: Installation Scenario
To ensure heat dissipation of the EXD3902 and waterproofing of the ports at the bottom of the EXD3902, the vertical deviation angle of an EXD3902 must be less than or equal to 10° , as shown in Figure 11-2. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 220 The diameter of the pole ranges from 60 mm to 114 mm (80 mm recommended).  The pole thickness must be greater than or equal to 3.5 mm. Figure 11-4 shows an EXD3902 installed on a pole. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 221 Figure 11-5 shows an EXD3902 installed on a wall. Figure 11-5 EXD3902 installed on a wall (1) EXD3902 (2) Attachment plate (3) Mounting kit Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 222: Installation Clearance And Space Requirements
If installation space is sufficient, leave the minimum clearance after installing equipment. Clearance for an EXD3902 Figure 11-6 shows the clearances for installing an EXD3902. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 223 Figure 11-6 Clearances for installing an EXD3902 Installation Spacing Between EXD3902s Installation spacing between EXD3902s includes horizontal and vertical spacing. Figure 11-7 shows the horizontal spacing between EXD3902s. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 224 DBS3900 LampSite Installation Guide 11 (Optional) Installing the EXD3902 and Cables Figure 11-7 Horizontal spacing Figure 11-8 shows the vertical spacing between EXD3902s. Figure 11-8 Vertical spacing Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 225: Installation Process
11.4.1 EXD3902 Mounting Kits This section describes mounting kits and attachment plates for installing EXD3902s. Figure 11-10 shows the exterior of an EXD3902. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 226 Figure 11-11 shows the mounting kits for installing an EXD3902. Figure 11-11 Mounting kits for installing an EXD3902 (1) Attachment plate (2) Mounting bracket (3) Hose clamp (4) Expansion bolt Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 227: Installing An Exd3902 On A Wall
It is recommended that the separate mounting kit be 1200 mm to 1600 mm above the ground Step 2 Drill holes at the anchor points and install expansion bolts in the holes, as shown in Figure 11-13. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 228 Step 3 Place the mounting kit onto the wall, insert four M6x60 bolts into the tapped holes on the mounting kit, and tighten each bolt to 5 N· m (44.25 lbf· in.) to secure the mounting kit, as shown in Figure 11-14. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 229 (2) Spring washer (3) Flat washer Step 4 Secure the EXD3902 onto the mounting kit, as shown in Figure 11-15. Figure 11-15 Securing the EXD3902 onto the mounting kit Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 230: Installing An Exd3902 On A Pole
It is recommended that the separate mounting kit be 1200 mm (47.24 in.) to 1600 mm (62.99 in.) above the ground. Step 2 Install the EXD3902 mounting kit, as shown in Figure 11-17. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 231 Figure 11-17. Step 3 Secure the EXD3902 onto the mounting kit, as shown in Figure 11-18. Figure 11-18 Securing the EXD3902 onto the mounting kit Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 232: Installing Exd3902 Cables
 When laying out cables, keep cables away from heat sources, or use heat insulation materials to insulate the cables from the heat sources. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 233: Exd3902 Cable Connections
All the metal parts in the housing of the equipment must be reliably connected to the ground terminal. 11.5.2 EXD3902 Cable Connections This section describes EXD3902 cable connections. Figure 11-19 shows the cable connections when an EXD3902 is installed. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 234: Installling A Pgnd Cable
Connect one end of the PGND cable with an M6 OT terminal to the ground terminal at the EXD3902 bottom and the other end of the cable with an M8 OT terminal to the external ground bar, as shown in Figure 11-20. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 235 Route the cable by following the instructions in section 11.5.1 Cabling Requirements and use cable ties to bind the cable. Label the installed cable. For details, see section 15.5 Attaching a Sign Plate Label. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 236: Opening The Cover Plate Of An Exd3902 Cabling Cavity
(3) Cable clip for Ethernet cables (4) Cable clip for Ethernet (5) Cable trough for Ethernet (6) Cable trough for Ethernet cables cables cables Step 3 Remove the waterproof block. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 237: Installing An Ethernet Cable
Assembling the Unshielded RJ45 Connector and the Ethernet Cable, Assembling the Shielded RJ45 Connector and the Ethernet Cable. Follow pin assignment instructions described in section Ethernet Cable in DBS3900 LampSite Hardware Description to assemble the RJ45 connector and the Ethernet cable. Otherwise, the transmission signal quality deteriorates and CPRI links may be disconnected.
Page 238: Closing The Cover Plate Of An Exd3902 Cabling Cavity
Step 1 Close the cover plate of the EXD3902 cabling cavity. Use an M6 inner hexagon screwdriver to tighten the screws on the cover plate to 4.8 N· m, as shown in Figure 11-24. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 239: Checking The Exd3902 Hardware Installation
EXD3902 cabling cavity, and the cover plate for the cabling cavity is securely installed. In addition, vacant RF ports are covered with dustproof caps. Labels are correct, legible, and complete at both ends of each cable, feeder, and jumper. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 240: Powering On The Exd3902
11.7 Powering on the EXD3902 This section describes the power-on check on the EXD3902 after the EXD3902 hardware is installed and checked. Context Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 241 Step 2 Check the EXD3902 indicator status three to five minutes after it is powered on. The EXD3902 is working normally if the OUTPUT and INPUT indicators blink green and the POWER indicator is steady orange. ----End Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 242: Optional) Installing The Poe Surge Protector And Cables
Figure 12-1 Installing the PGND Cable and Ethernet Cable (1) Step 2 Install the PoE surge protector in the cabinet. See Figure 12-2. The Surge port must be installed toward the outside. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 243 See Figure 12-3. During the installation, bind the Ethernet cables to the side cable bridge on the cabinet. Figure 12-3 Installing the PGND Cable and Ethernet Cable (2) ----End Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 244: Optional) Installing The Rf Surge Protector And Cables
Step 1 Install the PGND cable and the RF jumper connected to the Protect port. See Figure 13-1. Figure 13-1 Installing the PGND Cable and RF Jumper (1) Step 2 Install the RF surge protector in the cabinet. See Figure 13-2. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 245 Before routing all cables through the cable outlet modules at the bottom of the cabinet, wrap the naked RF jumper by using PVC insulation tape and then apply petroleum jelly. ----End Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 246: Optional) Installing The Cabinet And Cabinet Cables
This section describes the recommended and minimum clearances for a cabinet. When installing a cabinet, the following clearance requirements should be met. Figure 14-1 show the recommended clearances for installing a cabinet. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 247: Mounting Bracket And Attachment Plate
This section describes mounting brackets and attachment plates for installing a cabinet. 14.2.1 Mounting Bracket This section describes mounting brackets for installing a cabinet. Mounting Bracket for the Cabinet Figure 14-2 shows the mounting bracket for the cabinet. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 248 Mounting Bracket for the Metal Grid Figure 14-3 shows the mounting bracket for the metal grid. Figure 14-3 Mounting bracket for the metal grid (1) Clamping jaw (2) Horizontal bar Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 249: Attachment Plate
This section describes the procedure and precautions for installing the cabinet on a wall. Procedure Step 1 Disassemble the cabinet mounting brackets, as shown in Figure 14-6. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 250 Step 2 Drill holes at the anchor points, and then insert expansion anchor bolt assemblies, as shown inFigure 14-7. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 251 Step 3 Install the pole installation bracket on the expansion anchor bolts, place the flat washers, spring washers, and nuts through the expansion anchor bolts in sequence, and then use a 16 Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 252 M6x16 inner hexagon screws to 5 N· m (44.25 lbf· in.) so that the main bracket and pole installation bracket are firmly secured, as shown in Figure 14-9. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 253 Figure 14-10. Figure 14-10 Installing the attachment plate onto the rear of the cabinet Step 6 Install the cabinet onto the main bracket, as shown in Figure 14-11. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 254: Installing The Cabinet On A Pole
Figure 14-12 Securing the captive screw into the connection hole ----End 14.3.2 Installing the Cabinet on a Pole This section describes the procedure and precautions for installing a cabinet on a pole. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 255 Tighten the nuts on the two square-neck bolts alternatively. After the main and auxiliary brackets are secured properly, measure the spacing between the brackets on both sides and ensure that the spacing is the same on the two sides. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 256 5 N· m (44.25 lbf· in.) so that the attachment plate and main bracket are firmly secured, as shown in Figure 14-16. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 257: Installing The Cabinet On U-Steel
Figure 14-17 shows the top view of the cabinet installed on U-steel. When the width of the narrower edges of the U-steel is less than 40 mm (1.57 in.), only the a and b modes are supported. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 258 14 (Optional) Installing the Cabinet and Cabinet Cables Figure 14-17 Top view of the cabinet (1) U-steel Procedure Step 1 Install the cabinet mounting brackets, as shown in Figure 14-18. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 259 Tighten the nuts on the two square-neck bolts alternatively. After the main and auxiliary brackets are secured properly, measure the spacing between the brackets on both sides and ensure that the spacing is the same on the two sides. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 260 5 N· m (44.25 lbf· in.) so that the attachment plate and main bracket are firmly secured, as shown in Figure 14-21. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 261: Installing The Cabinet On Angle Steel
This section describes the procedure and precautions for installing the cabinet on angle steel. Context Figure 14-22 shows the top view of the cabinet installed on angle steel. Figure 14-22 Top view of the cabinet (1) Angle steel Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 262 Tighten the nuts on the two square-neck bolts alternatively. After the main and auxiliary brackets are secured properly, measure the spacing between the brackets on both sides and ensure that the spacing is the same on the two sides. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 263 5 N· m (44.25 lbf· in.) so that the attachment plate and main bracket are firmly secured, as shown in Figure 14-26. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 264: Installing The Cabinet On Metal Grid
Install the mounting bracket onto the metal grid, as shown in Figure 14-27. The mounting bracket is recommended to install onto the metal grid close to the round hole. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 265 Figure 14-27 Installing the mounting bracket onto the metal grid (1) Metal grid A (2) Round hole (3) Oblong hole Install the cabinet onto the metal grid, as shown in Figure 14-28. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 266 Install the mounting bracket onto the metal grid, as shown in Figure 14-29. The mounting bracket is recommended to install onto the metal grid close to the round hole. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 267 5 N· m (44.25 lbf· in.), as shown in Figure 14-30. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 268 14 (Optional) Installing the Cabinet and Cabinet Cables Figure 14-30 Installing the attachment plate onto the side of the cabinet Install the cabinet onto the mounting bracket, as shown in Figure 14-31. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 269: Installing The Cabinet On The Floor
Step 1 Keep the horizontal bar of the steel mesh mounting kit clinging to the floor, use a level to verify that the marking-off template is placed horizontally, and then use a marker to mark anchor points, as shown in Figure 14-32. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 270 If any of the holes is beyond the acceptable range, mark a new anchor point and drill a new hole. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 271 5 N· m (44.25 lbf· in.), as shown in Figure 14-35. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 272 14 (Optional) Installing the Cabinet and Cabinet Cables Figure 14-35 Installing the attachment plate onto the side of the cabinet Step 5 Install the cabinet onto the mounting bracket, as shown in Figure 14-36. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 273: Installing Cabinet Cables
 After cable connections are complete, apply firestop putty to all cable outlets on the cabinet for waterproofing. Figure 14-37 shows the cable connections for the cabinet. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 274 DBS3900 LampSite Installation Guide 14 (Optional) Installing the Cabinet and Cabinet Cables Figure 14-37 Cable connections when a pRRU3901 is installed Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 275 For details about installation of pRRU3901 RF jumpers in the cabinet, see 7.5.8 Installing an RF jumpers (Optional). For details about installation of pRRU3902 RF jumpers in the cabinet, see 8.4.7 Installing a pRRU3902 RF Jumper (Optional). Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 276: Installing A Pgnd Cable For The Cabinet
When installing the PGND cable, tightly press the OT terminal in the correct direction, as shown in Figure 14-40. Figure 14-40 Correct direction of an OT terminal for the PGND cable Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 277 Step 2 Use a torque screwdriver or Phillips screwdriver to secure the M6 OT terminal at one end of the PGND cable to the wiring terminal on the ground bar at the site with a torque of 1.4 N•m. ----End Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 278: Appendix
This section describes how to assemble a shielded RJ45 connector and an Ethernet cable. A straight-through cable is used as an example. 15.3 DBS3900 LampSite Engineering Label This section describes the content and presents the exterior of DBS3900 LampSite engineering labels. 15.4 Attaching an L-Shaped Label This section describes the procedure and precautions to be taken for attaching an L-shaped label.
Page 279: Assembling A Shielded Rj45 Connector And An Ethernet Cable
This section describes how to assemble a shielded RJ45 connector and an Ethernet cable. A straight-through cable is used as an example. Context Figure 15-1 shows the components of an RJ45 connector and an Ethernet cable. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 280 Do not damage the shield layer when removing the jacket.  Do not damage the insulation layer of the Ethernet cable when removing the shield layer. Figure 15-2 Removing the jacket of an Ethernet cable Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 281 White and green Blue White and blue Green White and brown Brown Step 3 Insert the sequenced twisted pair wires into the RJ45 connector. See Figure 15-4. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 282 Step 5 Use a cable cutter to evenly cut off the protruding braided layer of the connector along the wire holder. See Figure 15-6. Figure 15-6 Cutting off the excess braided layer Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 283: Dbs3900 Lampsite Engineering Label
The engineering labels are used for DBS3900 LampSite units RHUB and pRRU for indoor scenarios. By default, blank labels are delivered for DBS3900 LampSite and must be filled in onsite. Table 15-3 describes the content of engineering labels.
Page 284  a can be set to 0 to 7, which respectively correspond to CPRI_E0 port to CPRI_E7 port of the RHUB. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 285: Attaching An L-Shaped Label
For details about the maximum number of RHUBs and pRRUs in the DBS3900 LampSite solution, see Typical Configurations in DBS3900 LampSite Technical Description. Label Structure Using the RHUB power label as an example, Figure 15-7 shows the structure of a DBS3900 LampSite engineering label. Figure 15-7 Label structure 15.4 Attaching an L-Shaped Label...
Page 286 Installation Guide 15 Appendix Context  This section applies to Huawei sign plate labels. If other engineering labels in accordance with local standards are used on site, follow the local standards for attaching sign plate labels.  In the DBS3900 LampSite solution, blank L-Shaped engineering labels are delivered by default.
Page 287: Attaching A Sign Plate Label
15 Appendix Figure 15-10 Turning over the labeling area along the adhesive face Figure 15-11 Attached engineering label Step 5 Fill in the attached blank label by referring to 15.3 DBS3900 LampSite Engineering Label. ----End 15.5 Attaching a Sign Plate Label This section describes the procedures and precautions for attaching a sign plate label.
Page 288 Step 2 Tighten the cable tie, securing the label on the cable, and then cut off the extra part of the cable tie, as shown in Figure 15-14. Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 289 Ensure that the labels are attached in an orderly and neat manner. When you cut a cable tie, keep a surplus length of 5 mm to 10 mm (0.20 in. to 0.39 in.). ----End Issue 08 (2016-05-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
Page 290 Safety Information Contents 1 Safety Information .......................... 2 1.1 General Safety Precautions ............................2 1.2 Installation Environment Requirements ........................5 1.2.1 Indoor Installation ..............................6 1.3 Electrical Safety ................................6 1.4 Radiation Safety................................7 1.4.1 Electromagnetic Field Exposure ..........................7 1.5 Mechanical Safety ................................
Page 291: Safety Information
Safety Information Safety Information 1.1 General Safety Precautions  Read all safety information before installing, operating and maintaining Huawei equipment.  To ensure personal and equipment safety during installation, operation and maintenance, follow all safety precautions marked on equipment and described in manuals.
Page 292 Safety Information Conventions  : Caution Symbol, prompts users to be cautious. "Caution" items provide helpful suggestions or reference materials not covered in the document.  : Warning Symbol, prompts users to be careful. In this situation, users might perform an action that may result in an equipment damage or loss of data. ...
Page 293  Instructed person must obtain related certificates after strict training, understand all the required safety regulations, and master correct operation methods before installing, operating and maintaining Huawei equipment.  Equipment installation, operation, and maintenance must comply with local laws and regulations.
Page 294 Safety Information Figure 1-1 Safety personal protective equipment (PPE)  Equipment installation, operation, and maintenance must follow procedures in the Hardware Installation and Maintenance Guide, Configuration Guide, and Operation and Maintenance Guide.  Use a voltmeter to measure the voltage at the contact point to prevent electric shocks before touching any metal surface or terminal.
Page 295 Safety Information generate high temperatures. Otherwise, equipment housing will melt or the equipment will be heated and cause a fire.  When the equipment is running, do not obscure or cover it with flammables, such as paper and cotton fabrics. Otherwise, heat dissipation of the equipment fails, which will cause housing deformation and a fire.
Page 296 Safety Information AC/DC Operation Requirements  The supply voltage of the power system is hazardous, and direct contact or indirect contact through damp stuff with the voltage may cause electric shocks.  Irregular and incorrect operations may cause accidents, such as a fire and electric shocks. ...
Page 297 Safety Information  If the equipment is a radio transmitter or product supporting radio transmission, exposure of radio electromagnetic field (electromagnetic radiation) should be considered.  For the high-voltage equipment or facility, exposure of power frequency electromagnetic field should be considered. ...
Page 298 Safety Information To ensure safety of public electromagnetic field exposure, abide by the following guiding principles in BTS antenna site installation:  In rooftop installation, install antennas at a height over the height of personnel who may work or live on the rooftop. ...
Page 299 Safety Information Figure 1-2 Hoisting heavy objects Ladder Use Safety  Before using a ladder, check whether the ladder is intact and confirm its load bearing capacity. Do not use it with overload.  The recommended angle between the ladder and the ground is 75° . You can use a right angle to measure the angle, as shown in Figure 1-3.
Page 300 Safety Information To climb up to a rooftop, the vertical height of the ladder above the rooftop must be more than 1 m, as shown in Figure 1-4. Figure 1-4 1 m vertical height of the ladder above the rooftop Drilling Safety Pay attention to the following safety precautions when drilling holes on the wall or ground.
Page 301 Fuse Welding  If the fuse rated value is silkscreened on the board, Huawei authorized personnel replace fuses according the silkscreened specifications.  If the fuse rated value is not silkscreened on the board, do not maintain board fuses at site.
Page 302 This device must accept any interference received, including interference that may cause undesired operation. If this device is modified without authorization from Huawei, the device may no longer comply with FCC requirements for Class B digital devices. In that a case, your right to use the device may be limited by FCC regulations.
Page 303 Cet équipement doit être installé et utiliséavec une distance minimale de 3 5cm entre leradiateur & votre corps. 3. Other Markets For relevant compliance information/documentation for markets not mentioned above, please contact Huawei representative. Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

Huawei DBS3900 Installation Manual

About this Document

Changes in DBS3900 Lampsite Installation Guide

Installation Preparations

Unpacking and Checking

Installing a BBU

Installing a DCU

Installing an RHUB

Installing a Prru3901

Installing a Prru3902 or Prru3911 or Prru3911+Wifi

Installing a Prru3907 or Prru3916

Optional) Installing the Extender-Poe90

Optional) Installing the EXD3902 and Cables

Optional) Installing the Poe Surge Protector and Cables

Optional) Installing the RF Surge Protector and Cables

Optional) Installing the Cabinet and Cabinet Cables

Appendix

Quick Links

Related Manuals for Huawei DBS3900

Summary of Contents for Huawei DBS3900

Table of Contents