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DBS3900 LampSite 
Installation Guide 

7 Installing a pRRU3901 

 

Issue 08 (2016-05-30) 

Huawei Proprietary and Confidential                                     

Copyright © Huawei Technologies Co., Ltd. 

63 

 

Installation 
Mode 

Requirements 

Mounting Brackets 

Installation 
Diagram 

on a Keel.   

 

Installing the pRRU3901 on a pole 

When a pRRU3901 is installed on a pole, installation modes vary with the diameter of the 
pole, as shown in Table 7-4.   

Table 7-4

 

Pole-mounted suggestion 

Installation 
Mode 

Requirements 

Mounting Brackets 

Installation 
Diagram 

Installing the 
pRRU3901 on 
a pole 

For details, see 
7.4.4 Installing 
a pRRU3901 
on a Pole.   

The diameter of the 
pole ranges from 30 
mm to 70 mm.   

1.

 

Plate 

2.

 

V clamp 

3.

 

Bolt (M6X80) 

 

 

The diameter of the 
pole ranges from 70 
mm to 110 mm.   

1.

 

Plate 

2.

 

Hose clamp, which is 
prepared by the 
customer 

 

 

 

Installing the pRRU3901 on a keel 

The pRRU3901 can be installed on a keel of U-shape, T-shape, or H-shape. For the keels of 
other shapes, they are determined based on the onsite requirements.   

Table 7-5

 

Keel-mounted installation suggestion 

Installation 
Mode 

Requirements 

Mounting Brackets 

Installation 
Diagram 

Installing the 
pRRU3901 on 
a keel 

For details, see 
7.4.6 Installing 
a pRRU3901 
on a Keel.   

The keel is in 
U-shape, T-shape, 
H-shape, or other 
shapes.   

1.

 

Plate 

2.

 

V clamp 

3.

 

Bolt (M6X80) 

 

  shows the pRRU 
installed on a 
U-shaped keel.   

Содержание Airbridge DBS3900

Страница 1: ...DBS3900 LampSite Installation Guide Issue 08 Date 2016 05 30 HUAWEI TECHNOLOGIES CO LTD ...

Страница 2: ...e 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 without warranties guarantees or representations of any kind either express or implied The information in this document is subject...

Страница 3: ...U in this document refers to BBU3900 and BBU3910 DCU3900 in this document refers to DCU RHUB3908 in this document refers to RHUB Unless otherwise specified pRRU in this document refers to pRRU3901 pRRU3902 pRRU3907 pRRU3911 and pRRU3911 WIFI Product Version The following table lists the product version related to this document Product Name Solution Version Product Version DBS3900 LampSite SRAN10 1...

Страница 4: ...lation 12 6 1 1 Installation Scenarios 13 6 1 2 Installation Clearance Requirements 18 6 1 3 Installation Environment 21 6 2 Installation Process 23 6 3 Installing an RHUB 24 6 3 1 Installing an RHUB in a 19 Inch Cabinet or Rack 24 6 3 2 Installing an RHUB in a 19 Inch Shelf 27 6 3 3 Installing an RHUB on a Wall 30 6 4 Installing RHUB Cables 34 6 4 1 Requirements for Cable Layout 34 6 4 2 Cable Li...

Страница 5: ... 7 Installing the Cabinet 86 7 5 Installing pRRU3901 Cables 93 7 5 1 Requirements for Cable Layout 93 7 5 2 pRRU3901 Cable List 94 7 5 3 Cable Connections Indoor 95 7 5 4 Cable Connections Outdoor 98 7 5 5 Cable Connections LTE TDD 99 7 5 6 pRRU3901 cable installation process 101 7 5 7 Installing an Ethernet Cable 101 7 5 8 Installing an RF jumpers Optional 104 7 6 Checking the pRRU3901 Hardware I...

Страница 6: ... 9 1 Information About the Installation 172 9 1 1 pRRU Product Family 173 9 1 2 Constraints and Limitations 173 9 1 3 Installation Clearance and Space Requirements 176 9 1 4 Installation Environment Requirements 179 9 2 Installation Process 180 9 3 Installing a pRRU 180 9 3 1 pRRU Mounting Kits 180 9 3 2 Installing a pRRU on a Wall 182 9 3 3 Installing a pRRU on a Pole 185 9 4 Installing pRRU Cabl...

Страница 7: ...11 7 Powering on the EXD3902 233 12 Optional Installing the PoE Surge Protector and Cables 235 13 Optional Installing the RF Surge Protector and Cables 237 14 Optional Installing the Cabinet and Cabinet Cables 239 14 1 Installation Clearance Requirements 239 14 2 Mounting Bracket and Attachment Plate 240 14 2 1 Mounting Bracket 240 14 2 2 Attachment Plate 242 14 3 Installing a Cabinet 242 14 3 1 I...

Страница 8: ...02 and Cables Compared with 07 2015 12 30 this issue incorporates the following changes Content Change Description 8 4 5 Installing a pRRU3902 Ethernet Cable Renamed the outdoor Extender to Extender PoE90 8 4 6 Installing a pRRU3911 pRRU3911 WIFI Ethernet Cable Compared with 07 2015 12 30 no information is deleted 07 2015 12 30 This is the seventh commercial release Compared with 06 2015 10 30 thi...

Страница 9: ...ed with 05 2015 08 30 no information is deleted 05 2015 08 30 This is the fifth commercial release Compared with 04 2015 07 30 no information is added Compared with 04 2015 07 30 this issue incorporates the following changes Content Change Description 6 4 7 Installing CRPI Optical Cables Added the descriptions about the CPRI optical fiber connection in sharing BBUs with Macro Networks scenario Com...

Страница 10: ...3 23 this issue incorporates the following changes Content Change Description 6 4 9 Installing Power Cable Modified the RHUB configurations of upper level circuit breakers 8 1 2 Installation Scenario Deleted the minimum space requirements of the pRRU3901 8 1 3 Space Requirements Deleted the minimum space requirements of the pRRU3902 8 3 2 Installing a pRRU on a Wall Added the step about locking th...

Страница 11: ...raft A 2015 01 15 this issue incorporates the following change Content Change Description 6 1 1 Installation Scenarios Added the descriptions about the RHUB panel must not face upwards Compared with draft A 2015 01 15 no information is deleted Draft A 2015 01 15 This is a draft release Compared with Issue 08 2014 12 30 of V100R009C00 no information is added Compared with Issue 08 2014 12 30 of V10...

Страница 12: ...the tools and instruments that must be prepared before the installation 2 3 Requirements for Installation Personnel This section describes requirements for installation engineers They must be qualified and trained and familiar with correct operation methods and safety precautions before performing any operations 2 1 Reference Documents Before the installation you must read the following documents ...

Страница 13: ...right Huawei Technologies Co Ltd 6 Rubber mallet Crown saw Ø60 Wire stripper Hammer drill Ø6 Ø8 and Ø12 Torque wrench Ø10 mm Protective gloves Guarded blade utility knife ESD gloves Long measuring tape Multimeter Network cable tester Vacuum cleaner Ladder Torque wrench for SMA connector Socket wrench M6 Hole screwdriver T20 ...

Страница 14: ... and trained and familiar with correct operation methods and safety precautions before performing any operations 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 Generally three...

Страница 15: ...rs walls shelves or other objects Wear clean gloves and do not touch them with bare hands sweat soaked gloves or dirty gloves You must power on the RHUB or pRRU within 7 days after it is unpacked Procedure Step 1 Count the total number of the shipments If Then The total number of the components is consistent with that recorded in the packing lists on all packing boxes Go to Step 2 The total number...

Страница 16: ...the equipment in the boxes according to the packing list If Then The type and number are consistent with the packing list on each packing list Sign the Packing List with the operator There is any shortage wrong delivery or damaged equipment Report the problems and causes to the local Huawei office Perform the following operations to protect the components from any damages and help find out the cau...

Страница 17: ... BBU Issue 08 2016 05 30 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 10 4 Installing a BBU This chapter describes the process of installing a BBU For details about the installation of the BBU see DBS3900 Installation Guide ...

Страница 18: ... DCU Issue 08 2016 05 30 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 11 5 Installing a DCU This chapter describes the process of installing a DCU For details about the installation of the DCU see DCU3900 Installation Guide ...

Страница 19: ...nd installation environment 6 2 Installation Process The RHUB installation involves installing an RHUB module installing RHUB cables checking the RHUB hardware installation and powering on the RHUB 6 3 Installing an RHUB An RHUB can be installed in a cabinet rack shelf or on a wall 6 4 Installing RHUB Cables This section describes how to install cables for an RHUB 6 5 Checking the RHUB Hardware In...

Страница 20: ...helf or on a wall To prevent the RHUB from water drops the RHUB panel must not face upwards shown in Figure 6 1 in any installation scenarios Figure 6 1 Improper installation mode The RHUB mounting ears are installed in standard mode or reverse mode The reverse mode is used by default The two installation modes are defined as follows In standard mode the front of the mounting ear is aligned with t...

Страница 21: ...ars in reverse mode Installing an RHUB in a 19 Inch Cabinet or Rack Installing an RHUB in a 19 inch cabinet or rack Secure the mounting ear to the mounting bracket by using M6 screws If there are no other modules installed in the 1 U space near the RHUB install the RHUB directly Otherwise remove the modules before installing the RHUB Before installation you need to check the installation mode supp...

Страница 22: ... an RHUB in a 19 inch cabinet or rack in standard mode Figure 6 5 Installing an RHUB in a 19 inch cabinet in reverse mode Installing an RHUB in a 19 Inch Shelf 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 ...

Страница 23: ...0 LampSite Installation Guide 6 Installing an RHUB Issue 08 2016 05 30 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 16 Figure 6 6 RHUB installed in a 19 inch shelf in standard mode ...

Страница 24: ...n RHUB on a Wall An RHUB can be installed on a wall The wall on which an RHUB is installed must meet the following requirements When a single RHUB is installed the wall must have a capacity of bearing at least four times the weight of the RHUB 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...

Страница 25: ...inet rack shelf or on a wall a minimum clearance is required for easy cabling and operation and maintenance A recommended installation clearance is provided based on experience Do not install or place inflammable materials above or under an RHUB 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 instal...

Страница 26: ...rietary and Confidential Copyright Huawei Technologies Co Ltd 19 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 ...

Страница 27: ...e Installation Guide 6 Installing an RHUB Issue 08 2016 05 30 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 20 Figure 6 10 Recommended installation clearance for a wall mounted RHUB unit mm ...

Страница 28: ...nvolves the running environment specifications for the RHUB and other specifications RHUB Running Environment Specifications Table 6 1 shows the environment specifications for the RHUB installed indoors The temperature and humidity of the installation position must ensure normal operation A cool and ventilated place is recommended The heat dissipation holes on the RHUB cannot be blocked Table 6 1 ...

Страница 29: ...Bs Other Running Environment Specifications The RHUB cannot be installed at an air outlet of the heat dissipation box of an air conditioner or other heat generating appliances The RHUB cannot be installed near a strong heat source The RHUB cannot be installed in a position with water dripping such as outdoor equipment of air conditioners pipe and leaking or dripping roofs The installation position...

Страница 30: ...d 16 A Table 6 2 describes the recommended specifications Table 6 2 Circuit breaker specifications for power cables Power Supply Upper level AC Circuit Breaker For a single RHUB Cross Sectional Area of the Input Power Cable 220 V AC single phase 6 A 1 5 mm2 110 V AC dual live wire 110 V AC single phase 12 A 6 2 Installation Process The RHUB installation involves installing an RHUB module installin...

Страница 31: ...ack shelf or on a wall 6 3 1 Installing an RHUB in a 19 Inch Cabinet or Rack This section describes how to install an RHUB in a 19 inch cabinet Procedure The following describes how to install an RHUB with mounting ears in reverse mode If necessary request one more person for assistance a With one hand holding it align the mounting holes with the installation holes slowly push the RHUB into the re...

Страница 32: ...orque screwdriver or Phillips screwdriver to tighten the four M6 16 screws with a torque of 2 N m as shown in Figure 6 14 Figure 6 14 Tightening screws The following describes how to install an RHUB with mounting ears aligned with the RHUB panel If necessary request one more person for assistance a Remove the mounting ears on both sides of the RHUB by removing the four M4 8 screws as shown in Figu...

Страница 33: ...er or Phillips screwdriver to tighten the four M4 8 screws with a torque of 1 4 N m to install the removed mounting ears again as shown in Figure 6 16 The mounting ears must be aligned with the RHUB panel Figure 6 16 Installing mounting ears in standard mode c With one hand holding it align the mounting holes with the installation holes slowly push the RHUB into the required position in the cabine...

Страница 34: ...shing an RHUB into a cabinet d 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 18 Figure 6 18 Tightening screws End 6 3 2 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 ...

Страница 35: ...it align the mounting holes with the installation holes slowly push the RHUB into the required position in the shelf b 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 19 Figure 6 19 Tightening screws The following describes how to install an RHUB with mounting ears installed in standard mode If necessary request one more...

Страница 36: ...ith a torque of 1 4 N m to install the removed mounting ears again as shown in Figure 6 21 The mounting ears must be aligned with the RHUB panel Figure 6 21 Installing mounting ears in standard mode c 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 d Use a torque screwdriver or Phillips screwdr...

Страница 37: ...igure 6 22 Tightening screws End 6 3 3 Installing an RHUB on a Wall An RHUB can be installed on a wall Context Suitable for mounting on concrete or other non combustible surface only Procedure Step 1 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 ...

Страница 38: ...rews as shown in Figure 6 23 Figure 6 23 Removing screws and mounting ears Rotate the mounting ears 90 degrees clockwise and use a torque screwdriver or Phillips screwdriver to secure the mounting ear with a torque of 1 4 N m as shown in Figure 6 24 Figure 6 24 Installing mounting ears and screws Step 2 Determine the position on the wall for installing the RHUB based on the requirements in the eng...

Страница 39: ...ll and then mark the four anchor points where the mounting ear screws are fastened using a marker as shown in Figure 6 25 Figure 6 25 Anchor points for installing an RHUB on a wall 1 Level 2 RHUB 3 Wall 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 ...

Страница 40: ...tially tighten an expansion bolt and place it vertically into each hole 4 Use a rubber mallet to hit the expansion bolt until the entire expansion sleeve is in the hole 5 Remove the M6 60 bolt nut spring washer and flat washer from each expansion bolt in sequence After removing an expansion bolt ensure that the top of the expansion sleeve is level with the wall If it is not level the RHUB cannot b...

Страница 41: ...B is placed against the wall ensure that the RHUB panel is vertical to the ground and the PSU is on the lower part of the RHUB panel End 6 4 Installing RHUB Cables This section describes how to install cables for an RHUB 6 4 1 Requirements for Cable Layout Cables must be routed according to the specified cabling requirements to prevent signal interference If a cable listed below is not required sk...

Страница 42: ...athways and Spaces EIA TIA 569 Administration Standard for Commercial Telecommunications Infrastructure EIA TIA 606 Grounding and Bonding Requirements for Telecommunications in Commercial Buildings EIA TIA 607 Generic Cabling Systems for Information Technology EN 50173 Cabling Installation for Information Technology EN 50174 Bending radius The bending radius of a power cable or a protection ground...

Страница 43: ...ust be vacant The point at which an Ethernet cable is bundled must be spaced 400 mm or less from the Ethernet port on an RHUB For the RHUB used in the elevator engine room on the rooftop generator set for the subway engine and equipment room with central air conditioning Ethernet cables must be led through metallic conduits that are reliably grounded at both ends Power cable Positions for routing ...

Страница 44: ...d to the guard rail or pole with cable clips and the device cannot be far away from the position for securing the optical cables 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 ta...

Страница 45: ... in the BBU FE GE port on the LMPT in the BBU RJ45 connector External transmission equipment FE GE Surge Protection Transfer Cable RJ45 connector FE0 port on the UMPT GTMU or WMPT in the BBU FE GE port on the UTRP in the BBU RJ45 connector FE0 port near INSIDE on the UFLP in the SLPU Interconnection Cable Between FE GE Electrical Ports RJ45 connector FE0 port on the WMPT in the BBU RJ45 connector ...

Страница 46: ...onnector M0N1 port on the UPEU or UEIU in the BBU RJ45 connector COM_IN port on the CMUA CMUE BBU Monitoring Signal Cable RJ45 connector M0N1 port on the UPEU or UEIU in the BBU RJ45 connector COM_IN port on the CMUE CMUEA BBU Monitoring Signal Cable RJ45 connector M0N1 port on the UPEU or UEIU in the BBU RJ45 connector COM_IN port on the CMUEA EMUA EMUB Monitoring Signal Cable RJ45 connector M0N1...

Страница 47: ...ty of the USB port is ensured by encryption and the USB port can be shut down using commands The USB commission port is used for commissioning the base station rather than configuring and exporting information of the base station The following table lists BBU3910A cables Table 6 4 BBU3910A cable list Cable One End The Other End Connector Installation Position Connector Installation Position PGND c...

Страница 48: ...nsmission equipment E1 T1 cable DB26 waterproof male connector E1 T1 port on the BBU3910A Depending on site requirements External transmission equipment DCU Cable List For details about the DCU cables see DCU3900 Cables in DCU3900 Hardware Description RHUB Cable List Table 6 5 lists RHUB cables Table 6 5 RHUB cable list Cable One End The Other End Connector Connected to Connector Connected to PGND...

Страница 49: ...e pRRU Optional Alarm Cable RJ45 connector EXT_ALM port on the RHUB Bare end Alarm signal port of the monitored equipment If one end of the CPRI cable is connected to the DLC connector the other end connects the BBU DCU or RHUB through the DLC connector If one end of the CPRI cable is connected to the ODF adapter the other end connects the BBU or RHUB through a connector corresponding to the adapt...

Страница 50: ... system When the RHUB and the pRRU connected using the Ethernet cable If the Extender is used In the indoor scenario the Ethernet cable is divided into two parts one between the RHUB and the Extender and the other between the Extender and the pRRU In the outdoor scenario only pRRU3901 and pRRU3902 the Ethernet cable is divided into two parts one among RHUB PoE surge protector 2 PoE surge protector...

Страница 51: ...ther between the Extender and the pRRU Figure 6 29 Cable connections for an RHUB outdoor 1 CPRI optical cable 2 Alarm cable 3 Ethernet cable 4 Power cable 5 PGND cable The Extender can be used to lengthen the distance between the RHUB and the pRRU connected using the Ethernet cable If the Extender is used the Ethernet cable is divided into two parts one between the RHUB and the Extender and the ot...

Страница 52: ... An RHUB PGND cable ensures proper grounding of an RHUB Prerequisites The OT terminals at both ends of the PGND cable are prepared Context The yellow and green or green PGND cable is a single cable The cross sectional area of the PGND cable is 6 mm2 0 009 in 2 Both ends of the cable are OT terminals as shown in Figure 1 Figure 6 31 Exterior of a PGND cable 1 OT terminal 6 mm2 0 009 in 2 M4 2 OT te...

Страница 53: ...ed size based on the site requirement Ensure proper grounding of the RHUB using a PGND cable When installing the PGND cable tightly press the OT terminal in the correct direction as shown in Figure 6 32 Figure 6 32 Correct direction of an OT terminal for the PGND cable Procedure Step 1 Route the PGND cable by referring to 6 4 1 Requirements for Cable Layout Step 2 Use a torque screwdriver or Phill...

Страница 54: ...s section describes how to install an Ethernet cable Prerequisites The Ethernet cable must be of Category 5e enhanced or higher In addition its cross sectional area must be 24 AWG or larger and frame spread rating must be CM or higher The Ethernet cables can be straight through cables or crossover cables With the internal PoE module providing power the maximum length of an Ethernet cable is 100 m ...

Страница 55: ...nal quality deteriorates and CPRI links may be disconnected 2 Check whether the made RJ45 connector is qualified by following instructions in Checking the Appearance of Metal Contact Strips 3 To complete the assembly of the other end repeat Step 1 1 and Step 1 2 4 Check whether the touch points on the connectors at both ends are normally conducted and well contacted and whether the connections are...

Страница 56: ...dential Copyright Huawei Technologies Co Ltd 49 Figure 6 34 Install an Ethernet cable between an RHUB and a pRRU3901 1 Ethernet cable 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 ...

Страница 57: ...he cable For details see 6 4 1 Requirements for Cable Layout 2 Label the installed cable For details see section 15 4 Attaching an L Shaped Label 6 4 7 Installing CRPI Optical Cables Optical fibers can be used to interconnect BBU and RHUBs or cascade RHUBs Context Multi mode optical modules for CPRI ports are labeled MM and each has a black or gray puller Single mode optical modules are labeled SM...

Страница 58: ...an optical module as shown in Figure 6 37 and Figure 6 38 1 Remove the dust proof cap from the CPRI port on the RHUB panel 2 Remove the dust proof cap on the optical module 3 Lower the puller of the optical module 4 Insert the optical module into the CPRI port on the RHUB DCU BBU or ODF 5 Raise the puller of the optical module Figure 6 37 Removing the dust proof cap from a port Figure 6 38 Install...

Страница 59: ...UBs share only main control boards with with RF modules on macro base stations not baseband processing units If one end of the CPRI cable is connected to the DLC connector the other end connects the BBU or RHUB through the DLC connector If one end of the CPRI cable is connected to the ODF adapter the other end connects the BBU DCU or RHUB through a connector corresponding to the adapter The connec...

Страница 60: ...e prepared Context Figure 6 40 shows the exterior of an RHUB alarm cable 6 4 2 Cable List shows the installation position on both ends of the RHUB cable Figure 6 40 RHUB alarm cable Procedure Step 1 Connect the RJ45 connector on one end of the alarm cable to the EXT_ALM port on the RHUB Step 2 Connect the other end of the alarm cable to the alarm cable port on the device to be monitored End Follow...

Страница 61: ...oss Sectional Area of the Input Power Cable 220 V AC single phase 6 A 1 mm2 110 V AC single phase 10 A 1 25 mm2 Procedure Step 1 Route the power cable by referring to 6 4 1 Requirements for Cable Layout Step 2 Connect the power connector on the X1 end to the AC power input port on the RHUB panel as shown in Figure 6 41 Step 3 Connect the power connector on the X2 end to the external power supply p...

Страница 62: ...able and PGND cable connections Table 6 10 Checklist for power cable and PGND cable connections No Item 1 The power cables and PGND cables comply with the requirements of local regulations 2 The power cables or the PGND cables are not inversely connected or short circuited 3 The power cables and PGND cables are bound separately from other cables 4 Labels are attached to both ends of the power cabl...

Страница 63: ...he cable layout facilitates maintenance and expansion 7 Correct and clear labels are attached to both ends of the signal cables 8 The distance between the bundled fiber tails and the RHUB panel is less than 70 mm Table 6 12 lists the checking items for other cable connections Table 6 12 Checklist for other cable connections No Item 1 The connectors of the other cables must securely connected 2 Lab...

Страница 64: ...wer supply does not range from 100 V AC to 240 V AC Find out the cause and ensure that the resistance meets requirement Then go to Step 3 Step 3 Power on the RHUB Wait 3 to 5 minutes check the status of the RUN indicator of the RHUB after the RHUB runs properly If the Status of the RUN Indicator It Indicates that Then Steady on The power supply is normal while the board is faulty Power off the RHU...

Страница 65: ... Installing an RHUB Issue 08 2016 05 30 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 58 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 ...

Страница 66: ...1 record the media access control MAC address which will be used during pRRU3901 commissioning This section applies only when a pRRU3901 with three transmission ports is configured with a Wi Fi daughter board 7 3 Installation Process This section describes the pRRU3901 installation process which involves installing a pRRU3901 and cables checking the pRRU3901 hardware installation and powering on t...

Страница 67: ...y Function Main equipment pRRU 3901 Mandatory 1 Processes the radio frequency signals Extern al antenn a Optional 2 Provides external antennas for the pRRU3901 NOTE Configure two external antennas for each RF daughter board Auxiliary device Mounti ng kits Mandatory 1 Supports the pRRU3901 installation on a wall pole ceiling or keel The mounting kits vary with the pRRU3901 installation mode Cabine ...

Страница 68: ...RU3901 on a wall by drilling holes For details see 7 4 2 Installing a pRRU3901 on a Wall The wall can bear a load at least four times the weight of a pRRU3901 The screws must be tightened with a torque of 10 N m This ensures the screws work properly and the wall remains intact without cracks in it 1 Plate 2 Screw M6X50 3 Plastic expansion sleeve 4 Flat washer Installing the pRRU on a wall using a ...

Страница 69: ...he screws work properly and the ceiling remains intact without cracks in it 1 Plate 2 Screw M6X50 3 Plastic expansion sleeve 4 Flat washer Installing the pRRU3901 on a ceiling using a V clamp through an attachment plate For details see 7 4 5 Installing a pRRU3901 on a Plate The ceiling such as a concrete ceiling can bear a load at least four times the weight of the pRRU3901 The thickness of the ce...

Страница 70: ... Installing a pRRU3901 on a Pole The diameter of the pole ranges from 30 mm to 70 mm 1 Plate 2 V clamp 3 Bolt M6X80 The diameter of the pole ranges from 70 mm to 110 mm 1 Plate 2 Hose clamp which is prepared by the customer Installing the pRRU3901 on a keel The pRRU3901 can be installed on a keel of U shape T shape or H shape For the keels of other shapes they are determined based on the onsite re...

Страница 71: ...net Remove the housing before installing a pRRU3901 in the cabinet 1 Plate 7 1 3 Space Requirements This chapter describes the space requirements of the pRRU3901 When the pRRU3901 is installed on a wall ceiling pole or keel the minimum space is required for easy cabling and O M Based on the engineering practice the recommendation for the installation space is provided During installation a minimum...

Страница 72: ...ntenance At least 400 mm in front of the pRRU3901 is reserved for maintenance At least 40 mm on the back of the pRRU3901 is reserved for ventilation In the outdoor scenario there is no space requirement for the pRRU3901 installing in the cabinet 7 1 4 Installation Environment Requirements The installation environment of a pRRU3901 involves the running environment specifications for the pRRU3901 an...

Страница 73: ...e of the wall The installation position must be far away from high voltage highly corrosive devices flammable or explosive substances and electromagnetic interference such as power stations high voltage substations and wired TV towers The pRRU3901 must be installed in a dry ventilating and dust proof place If the pRRU3901 is installed in parking areas or basements the installation position must be...

Страница 74: ...FI MAC label Step 2 Save the MAC according to 15 1 MAC Collection Template and report it to the pRRU3901 commissioning personnel End 7 3 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 ...

Страница 75: ...n aluminum panel or a non standard keel Note the following when installing the pRRU3901 The pRRU3901 cannot be grounded If the pRRU3901 is grounded but the RHUB connected to this pRRU3901 is not the pRRU3901 may fail to be powered on A minimum distance of 50 cm must be reserved between the pRRU3901 and the incandescent lamp The installation spacing between the pRRU3901 and the temperature sensor m...

Страница 76: ...o Ltd 69 7 4 1 pRRU3901 Mounting Kits This section describes the pRRU3901 mounting kits Figure 7 4 shows the exterior of the pRRU3901 mounting kits Figure 7 4 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 ...

Страница 77: ...load bearing capacity choose an installation mode based on site requirements Context 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 Procedure Step 1 Determine the position for installing the pRRU3901 based on the construction blueprint an...

Страница 78: ...oint To prevent inhalation or eye contact with dust take adequate preventive measures when drilling holes Step 3 Use a hammer drill with φ8 bore to drill holes at the marked anchor points as shown in Figure 7 7 Use a vacuum cleaner to clean the dust inside and around the holes and measure the distance between them If they are inaccurately positioned re measure and re drill the holes Then use a rub...

Страница 79: ...Confidential Copyright Huawei Technologies Co Ltd 72 Figure 7 7 Drilling holes and installing expansion bolts 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 ...

Страница 80: ...screws cannot be tightened using a Phillips screwdriver use a hex key or an electric screwdriver to assist the installation 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 9 It is good practice to perform the installation from the side view to promptly align the hooks with the mounti...

Страница 81: ...nstalling a pRRU3901 on a Ceiling This section describes how to install a pRRU3901 on the ceiling such as the concrete ceiling when the ceiling has adequate load bearing capacity and installation space Context 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 cei...

Страница 82: ... level the mounting bracket and use a marker to mark two anchor points See Figure 7 10 Figure 7 10 Anchor points on the pRRU3901 mounting bracket unit mm 1 Ceiling 2 Mounting bracket 3 Anchor point To prevent inhalation or eye contact with dust take adequate preventive measures when drilling holes Step 3 Use a hammer drill with φ8 bore to drill holes at the marked anchor points as shown in Figure ...

Страница 83: ...ing holes on the mounting bracket to the plastic expansion sleeves and use a torque screwdriver to torque the screws to 5 N m as shown in Figure 7 12 Figure 7 12 Installing the mounting bracket If the screws cannot be tightened using a Phillips screwdriver use a hex key or an electric screwdriver to assist the installation Step 5 Fit the four hooks of the pRRU3901 into the mounting holes on the mo...

Страница 84: ...3901 on a Pole This section describes how to install a pRRU3901 on a metal pole indoors Procedure 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 Step 2 If the diameter of the pole ranges from 30 mm to 70 mm use the delivered V clamp mounting bracke...

Страница 85: ...al Copyright Huawei Technologies Co Ltd 78 Figure 7 14 Securing the pRRU3901 mounting bracket on the metal pole 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 ...

Страница 86: ...9 Figure 7 15 Securing the pRRU3901 mounting bracket on the metal pole Step 3 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 16 It is good practice to perform the installation from the side view to promptly align the hooks with the mounting holes ...

Страница 87: ...e load bearing capacity and installation space the pRRU3901 can be installed on the plate However it is good practice not to install a pRRU3901 on an aluminum plate Procedure 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 Step 2 Place the mounting ...

Страница 88: ...unting bracket unit mm 1 Plate 2 Mounting bracket 3 Anchor point To prevent inhalation or eye contact with dust take adequate preventive measures when drilling holes Step 3 Use a hammer drill with φ8 bore to drill holes at the anchor points 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 1...

Страница 89: ...Co Ltd 82 Figure 7 18 Installing the pRRU3901 mounting bracket 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 19 It is good practice to perform the installation from the side view to promptly align the hooks with the mounting holes ...

Страница 90: ...h to bear the pRRU3901 The mounting bracket of the pRRU3901 can be installed on the keel of the following specifications GBT 11981 2008 JIS A6517 2002 and ASTM C635 C635M 2007 The installation mode depends on onsite requirements because there are various keels This section describes the procedure of installing a pRRU3901 on the keel of JIS standard used in Japan The procedure of installing a pRRU3...

Страница 91: ... ceiling plate as shown in Figure 7 20 Figure 7 20 Anchor points on the suspended ceiling plate unit mm To prevent inhalation or eye contact with dust take adequate preventive measures when drilling holes Step 3 Use a hammer drill to drill holes at the anchor points You are advised to use the hammer drill with Ф12 bore Step 4 Lead the M6x80 bolts through the mounting bracket and the suspended ceil...

Страница 92: ...Co Ltd 85 Figure 7 21 Installing the pRRU3901 mounting bracket 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 22 It is good practice to perform the installation from the side view to promptly align the hooks with the mounting holes ...

Страница 93: ...ld be removed An RF surge protector provides surge protection for the RF ports on pRRU3902 and a PoE surge protector provides surge protection for the CPRI ports One pRRU3901 with internal antenna need to be configured with one or two PoE surge protectors One pRRU3901 with external antenna need to be configured with one PoE surge protector or two RF surge protectors when one RF daughter board is c...

Страница 94: ...Copyright Huawei Technologies Co Ltd 87 Figure 7 23 Removing the housing of pRRU3901 1 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 ...

Страница 95: ...ations This section uses Phillips screws as an example to describe the installation operations Keep the Phillips screw secure for future use 2 Use the M4 Phillips screwdriver to loosen the Phillips screws on the RF daughter board as shown in Figure 7 25 Figure 7 25 Loosen the Phillips screws 3 Use the left hand to hold the RF daughter board and the right hand to hold the right handle of the RF dau...

Страница 96: ...6 Removing the RF daughter board in slot1 4 Use an M3 Phillips screwdriver to loosen the two fastening screws of the light pipe and remove the light pipe as shown in Figure 7 27 Figure 7 27 Removing the light pipe 5 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 ...

Страница 97: ...opyright Huawei Technologies Co Ltd 90 Figure 7 28 Removing the pDock mother board 6 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 ...

Страница 98: ... The installation positions of the RF daughter boards must be consistent before and after the replacement Step 2 Install the plate onto the cabinet as shown in Figure 7 30 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 ...

Страница 99: ...hnologies Co Ltd 92 Figure 7 31 Installing the pRRU3901 cables 1 RF Jumper 2 CPRI_E0 port 3 Ethernet Cable 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 ...

Страница 100: ...tion System Room GB 50462 2008 Code for Quality Acceptance of the Intelligent Building Engineering GB 50339 2003 Code for Quality Acceptance of Electric Engineering Construction in Building GB 50303 2002 Technical Specification for Construction and Acceptance of Telecommunication Conduit Engineering GB 50374 2006 International Standards Generic Cabling for Customer Premises ISO IEC 11801 Commercia...

Страница 101: ...0 to 50 and that of the pipe for routing cables should be 25 to 30 Cables are placed away from sharp objects or wall burrs If these positions are inevitable protection pipes are required for the cables Cables are routed away from heat sources or heat insulation materials are added between cables and heat sources A clearance is reserved at turns of a cable or the position close to a device facilita...

Страница 102: ...or 1 pRRU3901 7 5 3 Cable Connections Indoor This section describes the cable connections for a single pRRU3901 and multiple pRRU3901s in UMTS LTE FDD UMTS LTE FDD LTE FDD LTE FDD mode Before installing the pRRU3901 cables you must be aware of the following information The pRRU3901 can obtain power supply through the power over Ethernet PoE For external antennas corresponding to RF daughter board ...

Страница 103: ...nder and the pRRU3901 When two Ethernet cables are used to transmit CPRI signals connect one end of the cables to the CPRI_E0 and CPRI_E1 ports on the pRRU panel and the other end to any two ports of CPRI_E0 to CPRI_E7 on the RHUB panel On the RHUB panel CPRI_E0 and CPRI_E1 CPRI_E2 and CPRI_E3 CPRI_E4 and CPRI_E5 and CPRI_E6 and CPRI_E7 are used in pairs CPRI_E0 on the pRRU panel connects to the e...

Страница 104: ...t CPRI signals connect one end of the cables to the CPRI_E0 and CPRI_E1 ports on the pRRU panel and the other end to any two ports of CPRI_E0 to CPRI_E7 on the RHUB panel On the RHUB panel CPRI_E0 and CPRI_E1 CPRI_E2 and CPRI_E3 CPRI_E4 and CPRI_E5 and CPRI_E6 and CPRI_E7 are used in pairs CPRI_E0 on the pRRU panel connects to the even numbered CPRI port for example CPRI_E0 CPRI_E2 CPRI_E4 or CPRI...

Страница 105: ... RHUB panel and CPRI_E1 on the pRRU panel connects to the odd numbered 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 7 5 4 Cable Connections Outdoor This section describes the cable connections for a pRRU3901 installed outside Before installing the pRRU3901 cables you must be aware of the following inform...

Страница 106: ...el On the RHUB panel CPRI_E0 and CPRI_E1 CPRI_E2 and CPRI_E3 CPRI_E4 and CPRI_E5 and CPRI_E6 and CPRI_E7 are used in pairs CPRI_E0 on the pRRU panel connects to the even numbered CPRI port for example CPRI_E0 CPRI_E2 CPRI_E4 or CPRI_E6 on the RHUB panel and CPRI_E1 on the pRRU panel connects to the odd numbered CPRI port for example CPRI_E1 CPRI_E3 CPRI_E5 or CPRI_E7 This document describes signal...

Страница 107: ... is optional and the pRRU3901 jumpers are not delivered By default the pRRU3901s are configured with built in antennas If the external antenna system is connected the antenna system automatically switches to the external one One end of the pRRU3901 RF jumper is the SMA male connector which is connected to the external antenna TX RX RF port on the pRRU3901 The other end of the pRRU3901 RF jumper is...

Страница 108: ... 38 pRRU3901 cable connection 2 1 Ethernet cable 2 RF jumper 7 5 6 pRRU3901 cable installation process This section describes the process of installing pRRU3901 cables 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 ...

Страница 109: ... details about the cable connections in the different scenarios see 7 5 3 Cable Connections Indoor and 7 5 4 Cable Connections Outdoor The Ethernet cable connections between RHUB and pRRUs are the same The following section describes the connections between RHUB Extender pRRU3901 as an example In the outdoor scenario PoE surge protector is needed to provide surge protection for the Ethernet ports ...

Страница 110: ...CPRI_E0 port on the pRRU3901 The pRRU3901 can have two transmission ports plus one PWR port or three transmission ports plus one PWR port or no PWR port requiring the same installation operations This section uses the pRRU3901 with three transmission ports no PWR port as an example Step 3 Optional Install the Ethernet cable between the pRRU3901 and the AC This operation is required when the pRRU39...

Страница 111: ...rnal whip antennas or external remote antennas through pRRU3901 RF jumpers Whip antennas are delivered optionally RF jumpers are not delivered For details about the cable connections in the different scenarios see 7 5 3 Cable Connections Indoor and 7 5 4 Cable Connections Outdoor The installation of RF jumper cables are the same The following section describes the connections between antenna and p...

Страница 112: ...n a jumper to the ANT port on the pRRU3901 panel Tighten it with hands and then use a torque wrench to tighten it with a rotational speed of less than or equal to 2 4 rpm to tighten it Step 3 Connect the type N female connector of the jumper to the type N male connector of the RF feeder connected to the built in antenna Tighten the feeder close to the type N connector to ensure that the jumper is ...

Страница 113: ...1 Hardware Installation pRRU3901 hardware installation checking includes hardware and cable installation checking Table 7 9 lists the hardware installation checking items Table 7 9 Hardware installation checking list No Item 1 Ensure that the pRRU3901 is not grouned 2 The position for each device conforms to the engineering design and meets the space requirement 3 Ensure that the pRRU3901 is prope...

Страница 114: ...les Table 7 11 lists the checking items for other cable connections Table 7 11 Checklist for other cable connections No Item 1 The connectors of the other cables must securely connected 2 Labels on the cables are legible and bound based on the engineering requirements The cables must be bound tightly and neatly The sheaths of the cables must not be damaged 3 Positions for routing the cables must m...

Страница 115: ...ered off clear the fault on the board and power on the pRRU3901 On for 1s and off for 1s The device works properly End this operation On for 0 125s and off for 0 125s The software of the board is loading Wait five minutes for the software to be successfully loaded If the software is loading five minutes later shut off the power supply Check whether the data configuration file is correct After the ...

Страница 116: ... 2 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 8 3 Installing a pRRU This section describes the pRRU installation process A pRRU can be installed on a wall ceiling indoor metal pole or keel but not on an aluminum panel or a non standard keel 8 4 Installing pRRU...

Страница 117: ...ons of the pRRU components Table 8 1 lists the pRRU product family Table 8 1 pRRU product family Product Type Category Equipment Optional or Mandatory Quantity Function pRRU390 2 Main equipment pRRU3902 with internal antennas Mandatory 1 Functions as a remote radio unit that processes RF signals pRRU3902 supporting external antennas Mandatory 1 Functions as a remote radio unit that processes RF si...

Страница 118: ...Install the pRRU3902 and Extender in the outdoor scenario Extender Optional 1 or 2 NOTE The quantity depends on the number of Ethernet cables in use Extends the distance between the pRRU3902 and RHUB pRRU391 1 pRRU3 911 WIF I Main equipment pRRU3911 Mandatory 1 Functions as a remote radio unit that processes RF signals pRRU3911 WIFI Mandatory 1 Functions as a remote radio unit that processes RF si...

Страница 119: ... must keep a minimum of 0 5 m away from the power equipment with interference and keep a minimum of 2 m away from the source with radiation The pRRU must keep away from a metal wall to avoid the impact on the antenna performance When a pRRU is installed on a wall installation modes vary with the quality of wall as shown in Table 8 2 Table 8 2 Wall mounted suggestion Installation Mode Requirements ...

Страница 120: ...he wall cannot bear a load at least four times the weight of the pRRU For example EPS walls MDF walls or walls cannot be drilled The plate is prepared by customers Installing on a ceiling When a pRRU is installed on a ceiling installation modes vary with the quality of the ceiling as shown in Table 8 3 Table 8 3 Ceiling mounted suggestion Installation Mode Requirements Mounting Brackets Installati...

Страница 121: ... 2 U shaped metal plate 3 Bolt M4 x 35 4 Bolt M4 x 60 Installing the pRRU on a keel For details see 8 3 6 Installing a pRRUon a Keel A keel under the ceiling can bear a load at least four times the weight of the pRRU For details see Table 8 5 For details see Table 8 5 Installation on a pole To install a pRRU on a pole use small hose clamps with a diameter ranging from 60 mm to 114 mm or larger hos...

Страница 122: ... details see 8 3 6 Installing a pRRUon a Keel The keel is in U shape T shape H shape or other shapes 1 Plate 2 U shaped metal plate 3 Bolt M4 x 35 4 Bolt M4 x 60 shows the pRRU installed on a U shaped keel Installing on a on steel hangers Either M6 or M8 steel hangers can be used for installation Table 8 6 Steel hangers installation suggestion Installation Mode Requirements Mounting Brackets Insta...

Страница 123: ...equirements This chapter describes the space requirements of the pRRU When the pRRU is installed on a wall ceiling pole or keel the minimum space is required for easy cabling and O M Based on the engineering practice the recommendation for the installation space is provided Figure 8 1 shows the recommended space requirements of the pRRU when the external antenna is required Figure 8 1 Recommended ...

Страница 124: ...pecifications Specificat ions Condition Remarks Operating temperatur e Indoor 5 C to 40 C Outside 20 C to 40 C Relative humidity 5 RH to 95 RH Altitude 60 m to 1800 m Works properly 1800 m to 4000 m Above the 1800 m altitude the maximum operating temperature decreases by 1 C each time the altitude increases by 220 m Other Running Environment Specifications The pRRU cannot be installed at an air ou...

Страница 125: ... Ltd 118 If the pRRU is installed in parking areas or basements the installation position must be well ventilated 8 2 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 ...

Страница 126: ... is not the pRRU may fail to be powered on A minimum distance of 50 cm must be reserved between the pRRU and the incandescent lamp The installation spacing between the pRRU and the temperature sensor must be greater than 50 cm It is good practice to install the pRRU on materials that can tolerate a temperature higher than 65 C and have an ignition point higher than 70 C 8 3 1 Mounting Kits This se...

Страница 127: ... section describes how to install a pRRU on an indoor wall If a wall indoors has adequate load bearing capacity and installation space it is good practice to install the pRRU on the wall If the wall does not have adequate load bearing capacity choose an installation mode based on site requirements Context This section describes only the wall mounted installation in which mounting kits are directly...

Страница 128: ...gainst the wall Then level the mounting bracket and use a marker to mark four anchor points See Figure 8 6 Figure 8 6 Anchor points on the pRRU mounting bracket 1 Wall 2 Mounting bracket 3 Anchor point To prevent inhalation or eye contact with dust take adequate preventive measures when drilling holes Step 3 Use a hammer drill with φ6 bore to drill holes at the marked anchor points as shown in Fig...

Страница 129: ...s and then through the drilling holes on the mounting bracket to the plastic expansion sleeves and torque the screws to 1 2 N m as shown in Figure 8 8 Figure 8 8 Installing the mounting bracket If the screws cannot be tightened using a Phillips screwdriver use a hex key or an electric screwdriver to assist the installation Step 5 Fit the rotation axis on the pRRU into the hooks on the mounting bra...

Страница 130: ...e Ethernet cable to the CPRI_E0 port on pRRU It is good practice to perform the installation from the side view to promptly align the hooks with the rotation axis Step 6 Optional Use T20 with hole screwdriver to lock the protection screw on the attachment plate See Figure 8 10 The protection screw protects the pRRU from being removed and must be locked if required Figure 8 10 Locking the protectio...

Страница 131: ... on the construction blueprint and the clearance requirements For details about the clearance requirements see 8 1 3 Space Requirements Step 2 Place the mounting bracket in the installation position against the ceiling Then level the mounting bracket and use a marker to mark four anchor points See Figure 8 11 Figure 8 11 Anchor points on the pRRU mounting bracket 1 Ceiling 2 Mounting bracket 3 Anc...

Страница 132: ...ugh the drilling holes on the mounting bracket to the plastic expansion sleeves and use a torque screwdriver to torque the screws to 1 2 N m as shown in Figure 8 13 Figure 8 13 Installing the mounting bracket If the screws cannot be tightened using a Phillips screwdriver use a hex key or an electric screwdriver to assist the installation Step 5 Fit the rotation axis on the pRRU into the hooks on t...

Страница 133: ...ceiling Before installing the pRRU connect one end of the Ethernet cable to the CPRI_E0 port on pRRU It is good practice to perform the installation from the side view to promptly align the hooks with the rotation axis 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...

Страница 134: ... for self tapping screws 3 Quincunx screw End 8 3 4 Installing a pRRU on a Pole This section describes how to install a pRRU on a metal pole indoors Procedure Step 1 Determine the position for installing the pRRU based on the construction blueprint and the pRRU installation clearance requirements For details about the clearance requirements see 8 1 3 Space Requirements Step 2 Secure the pRRU mount...

Страница 135: ...own by illustrations a b and c in Figure 8 16 2 Use an M6 inner hexagon screwdriver to tighten the bolt on each hose clamp to 5 N m to secure the mounting kit as shown by illustration d in Figure 8 16 Step 3 Fit the four hooks of the pRRU into the mounting holes on the mounting bracket and then press the pRRU downwards until a click is heard See Figure 8 17 It is good practice to connect one end o...

Страница 136: ...ion mode applies when the suspended ceiling plate for example a metal plate is removable a 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 b Place the mounting bracket in the installation position against the wall Then level the mounting bracket and use a mark...

Страница 137: ...ng plate depends on the plate thickness The delivered bolt M4x35 is used if the plate thickness is less than 25 mm The delivered bolt M4X60 is used if the plate thickness ranges from 25 mm to 45 mm If the screws cannot be tightened using a Phillips screwdriver use a hex key or an electric screwdriver to assist the installation e Fit the rotation axis on the pRRU into the hooks on the mounting brac...

Страница 138: ...s Co Ltd 131 Figure 8 20 Installing a pRRU on a plate If the screws cannot be tightened using a Phillips screwdriver use a hex key or an electric screwdriver to assist the installation f 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 ...

Страница 139: ...nx screw Installation on an overall suspended ceiling This installation mode applies when the suspended ceiling for example made of plaster board cannot be removed a 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 b Use a crown saw to drill a hole with a diame...

Страница 140: ...ation or eye contact with dust take adequate preventive measures when drilling holes c Use a bolt M4 to partially connect the mounting bracket and the U shaped metal plate as shown in Figure 8 23 Figure 8 23 Partially connecting the mounting bracket and the U shaped metal plate The bolt used for installing the pRRU on a suspended ceiling plate depends on the plate thickness The delivered bolt M4x3...

Страница 141: ... 24 Routing the U shaped metal plate through the hole on the ceiling e Install another bolt with the same length and use a torque screwdriver to torque the bolts to 1 4 N m as shown in Figure 8 25 Figure 8 25 Assembling the mounting bracket and the U shaped metal plate If the screws cannot be tightened using a Phillips screwdriver use a hex key or an electric screwdriver to assist the installation...

Страница 142: ...RU on a plate Before installing the pRRU connect one end of the Ethernet cable to the CPRI_E0 port on pRRU It is good practice to perform the installation from the side view to promptly align the hooks with the rotation axis g 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 lock...

Страница 143: ...rong enough to bear the pRRU The mounting bracket of the pRRU can be installed on the keel of the following specifications GBT 11981 2008 JIS A6517 2002 and ASTM C635 C635M 2007 The installation mode depends on onsite requirements because there are various keels This section describes the procedure of installing a pRRU on the keel of JIS standard used in Japan The procedure of installing a pRRU on...

Страница 144: ...unting holes on the suspended ceiling plate as shown in Figure 8 28 Figure 8 28 Anchor points on the suspended ceiling plate To prevent inhalation or eye contact with dust take adequate preventive measures when drilling holes Step 3 Use a hammer drill to drill holes at the anchor points You are advised to use the hammer drill with Ф12 bore Step 4 Lead two bolts M4 through the mounting bracket and ...

Страница 145: ...e depends on the plate thickness The delivered bolt M4 x 35 is used if the plate thickness is less than 25 mm The delivered bolt M4 x 60 is used if the plate thickness ranges from 25 mm to 45 mm If the screws cannot be tightened using a Phillips screwdriver use a hex key or an electric screwdriver to assist the installation Step 5 Fit the rotation axis on the pRRU into the hooks on the mounting br...

Страница 146: ...a keel Before installing the pRRU connect one end of the Ethernet cable to the CPRI_E0 port on pRRU It is good practice to perform the installation from the side view to promptly align the hooks with the rotation axis 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 ...

Страница 147: ... Installing a pRRU on Steel Hangers This section describes how to install a pRRU on steel hangers Context Either M6 or M8 steel hangers can be used for installation Procedure 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 Step 2 Install two steel hange...

Страница 148: ...hangers and use a torque wrench to torque the U shaped metal plate to 5 N m on M6 steel hangers or 12 N m on M8 steel hangers See Figure 8 33 The edge side of the U shaped metal plate must face upwards The nuts on the underside of the U shaped metal plate must be completely fixed into the steel hangers and the lower surface of a nut cannot be exposed on the end side of steel hangers as shown in Fi...

Страница 149: ... mounting bracket and the ceiling plate Use a torque screwdriver to torque the bolts to 1 4 N m as shown in Figure 8 34 Figure 8 34 Installing the mounting bracket If the screws cannot be tightened using a Phillips screwdriver use a hex key or an electric screwdriver to assist the installation Step 5 Fit the rotation axis on the pRRU into the hooks on the mounting bracket and then push the pRRU ag...

Страница 150: ...a keel Before installing the pRRU connect one end of the Ethernet cable to the CPRI_E0 port on pRRU It is good practice to perform the installation from the side view to promptly align the hooks with the rotation axis 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 ...

Страница 151: ...In the outdoor scenario the pRRU3902 should be installed in the cabinet firstly Context An RF surge protector provides surge protection for the RF ports on pRRU3902 and a PoE surge protector provides surge protection for the CPRI ports One pRRU3902 with internal antenna need to be configured with one PoE surge protector One pRRU3902 with external antenna need to be configured with one PoE surge pr...

Страница 152: ...WIFI Issue 08 2016 05 30 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 145 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 ...

Страница 153: ...ry and Confidential Copyright Huawei Technologies Co Ltd 146 Figure 8 38 Installing the pRRU3902 cables 1 RF Jumper 2 CPRI_E0 port 3 Ethernet Cable 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 ...

Страница 154: ...Co Ltd 147 Figure 8 39 Installing a pRRU3902 into the cabinet Step 3 Optional Use T20 with hole screwdriver to lock the protection screw on the attachment plate See Figure 8 40 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 ...

Страница 155: ...onic Information System Room GB 50462 2008 Code for Quality Acceptance of the Intelligent Building Engineering GB 50339 2003 Code for Quality Acceptance of Electric Engineering Construction in Building GB 50303 2002 Technical Specification for Construction and Acceptance of Telecommunication Conduit Engineering GB 50374 2006 International Standards Generic Cabling for Customer Premises ISO IEC 118...

Страница 156: ...al usage of the cable duct should be 30 to 50 and that of the pipe for routing cables should be 25 to 30 Cables are placed away from sharp objects or wall burrs If these positions are inevitable protection pipes are required for the cables Cables are routed away from heat sources or heat insulation materials are added between cables and heat sources A clearance is reserved at turns of a cable or t...

Страница 157: ...RRU RJ45 connector Transmission port on Access Control AC RJ45 connector GE port on pRRU3901 CPRI_E1 port on pRRU3911 p RRU3911 WI FI Optional RF Jumper SMA straight male connector Type N male connector External antenna TX RX RF port on pRRU Based on the port model of the antenna system Antenna system 8 4 3 Cable Connections This section describes the cable connections for a single pRRU pRRU3902 I...

Страница 158: ...RHUB and the Extender and the other between the Extender and the pRRU3902 Figure 8 42 shows the cable connection when the pRRU3902 supporting external antennas Figure 8 42 pRRU3902 cable connection 2 1 Ethernet cable 2 RF jumper The Extender can be used to lengthen the distance between the RHUB and the pRRU3902 connected using the Ethernet cable If the Extender is used the Ethernet cable is divide...

Страница 159: ...sing the Ethernet cable If the Extender is used the Ethernet cable is divided into two parts one among the RHUB PoE surge protector 2 PoE surge protector 3 Extender and the other among Extender PoE surge protector 4 PoE surge protector 1 pRRU3902 For details about installation of the PoE surge protector and cables see 12 Optional Installing the PoE Surge Protector and Cables For details about inst...

Страница 160: ... 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 pRRU3911 Figure 8 45 shows the cable connections of pRRU with external antenna Figure 8 45 pRRU3911 WIFI cable connection 2 1 Ethernet cable The Extender can be used to lengthen the distance between the RHUB and the pRRU connected using the Ethernet ca...

Страница 161: ...sites The Ethernet cable must be of Category 5e enhanced or higher In addition its cross sectional area must be 24 AWG or larger and frame spread rating must be CM or higher The Ethernet cables can be straight through cables With the internal PoE module providing power the maximum length of an Ethernet cable is 100 m With the Extender the distance of the pRRU3901 and RHUB can be extended by the Ex...

Страница 162: ... and CPRI links may be disconnected The pRRU3902 supports both unshielded and shielded Ethernet cables It is good practice to use unshielded Ethernet cables 2 Check whether the made RJ45 connector is qualified by following instructions in Checking the Appearance of Metal Contact Strips 3 To complete the assembly of the other end repeat Step 1 1 and Step 1 2 4 Check whether the touch points on the ...

Страница 163: ...ing an Ethernet cable 1 Ethernet cable 2 CPRI_E0 port on the pRRU3902 Step 6 Optional If the pRRU3902 is installed in a place with water dripping risks seal its Ethernet ports with mastic cement 1 Take about 40 g mastic cement as shown in Figure 8 48 Figure 8 48 Mastic cement cube 2 Flatten the mastic cement into a 20 cm strip as shown in Figure 8 49 Figure 8 49 Flattening the mastic cement into a...

Страница 164: ...nectors are fully sealed as shown in Figure 8 50 Figure 8 50 Sealing the connector external side Compress the mastic cement downwards along the connector external side Do not press the mastic cement towards the connector This operation may damage the connector clip and make it unable to hold the connector causing cable disconnection as shown in Figure 8 51 Figure 8 51 Correct and incorrect ways fo...

Страница 165: ...Figure 8 52 Shaping the mastic cement between cables 5 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 mm high as shown in 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 ...

Страница 166: ...as the following functions Provides power supply for the pRRU3911 pRRU3911 WIFI when the cable connects the CPRI_E0 port on the pRRU3911 WIFI to the RHUB Transmits CPRI signals between an RHUB and a pRRU3911 pRRU3911 WIFI Procedure Step 1 Make the Ethernet cables 1 Assemble an RJ45 connector and an Ethernet cable by following instructions in Assembling the Unshielded RJ45 Connector and the Etherne...

Страница 167: ...thernet cable to any port ranging from CPRI_E0 to CPRI_E7 on the RHUB panel based on the engineering design as shown in Figure 8 54 Figure 8 54 Installing an Ethernet cable 1 Ethernet cable 2 CPRI_E0 port 3 CPRI_E1 port Step 6 Optional If the Wi Fi daughter board is used install the Ethernet cable to connect the AC and the pRRU3911 pRRU3911 WIFI 1 Remove the dustproof cap from the CPRI_E1 port 2 C...

Страница 168: ...161 Figure 8 55 Mastic cement cube 2 Flatten the mastic cement into a 20 cm strip as shown in Figure 8 56 Figure 8 56 Flattening the mastic cement into a strip 3 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 ...

Страница 169: ...operation may damage the connector clip and make it unable to hold the connector causing cable disconnection as shown in Figure 8 58 Figure 8 58 Correct and incorrect ways for sealing the connector 4 Shape the mastic cement around the cables in a repeating 8 manner as shown in Figure 8 59 Figure 8 59 Shaping the mastic cement between cables 5 Compress and flatten the mastic cement until the Ethern...

Страница 170: ...the RF jumper is provided by the customer the jumper must not be lower than the RG316 specifications In addition the jumpers can be used after they are checked by Huawei engineers pRRU3902s can be connected to external whip antennas or external remote antennas through pRRU3902 RF jumpers Whip antennas are delivered optionally RF jumpers are not delivered For details about the cable connections in ...

Страница 171: ...nal speed of less than or equal to 2 4 rpm to tighten it Step 2 Connect the type N female connector of the jumper to the type N male connector of the RF feeder connected to the PORT port of the combiner as shown as Table 8 10 Table 8 10 Connections of the RF jumper between pRRU3902 and combiners One End The Other End Connector Connected to Connector Connected to SMA straight male connector pRRU390...

Страница 172: ...mbiners End Follow up Procedure 1 Route the cable and then use a cable tie to bind the cable For details see 7 5 1 Requirements for Cable Layout 2 Label the installed cable For details see section 15 4 Attaching an L Shaped Label 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...

Страница 173: ...are delivered optionally RF jumpers are not delivered Procedure Step 1 Use a torque wrench with a torque of 0 6 N m to connect the SMA straight male connector on a jumper to the ANT port on the pRRU3902 panel Tighten it with hands and then use a torque wrench to tighten it with a rotational speed of less than or equal to 2 4 rpm to tighten it Step 2 Connect the type N female connector of the jumpe...

Страница 174: ...2 using external antennas must be configured with a combiner Context This section describes how to mount a combiner on a wall as an example The actual installation mode depends on actual requirements Procedure Step 1 Use a marker to mark two anchor points according to inter hole spacing as shown in Figure 8 63 Figure 8 63 Marking anchor points Step 2 Use a hammer drill with φ6 bore to drill holes ...

Страница 175: ...ei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 168 Figure 8 64 Drilling holes and installing expansion bolts 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 ...

Страница 176: ...for the signal cable connection No Item 1 The connectors of the signal cables must securely connected 2 The connectors of the signal cables are intact 3 The signal cables are intact 4 The cable ties are evenly spaced The signal cables are bound neatly with cable ties to proper tightness and arranged at even intervals in the same direction 5 The extra length of the cable ties is cut and removed The...

Страница 177: ...loading software configuring data or it is not running Wait until the software is loaded If the loading is not completed in five minutes power off the pRRU and check whether the data configuration file is correct After the fault is rectified power on the pRRU again Blinks white at 0 5 Hz on for 1s and off for 1s The pRRU is working properly and does not transmit power Check whether the services ha...

Страница 178: ...echnologies Co Ltd 171 If the 3GPP Indicator Because Then power input is normal If the power input is normal check for and rectify board faults and turn on the power supply switch again 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 ...

Страница 179: ...tallation 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 9 3 Installing a pRRU This section describes the pRRU installation process 9 4 Installing pRRU Cables This chapter describes the procedures for installing pRRU cables 9 5 Checking the pRRU Hardware Installation pRRU hard...

Страница 180: ...n mode Extender Optional 1 2 NOTE The quantity depends on the number of Ethernet cables in use Extends the distance between the pRRU and RHUB 9 1 2 Constraints and Limitations The pRRU can be installed on a wall or pole Installation scenarios must meet heat dissipation and waterproofing requirements of the RRU Requirements for the Installation Scenarios Application scenarios To ensure proper heat ...

Страница 181: ...roperly as shown in Figure 9 1 Figure 9 1 Inappropriately installed pRRU Correct installation methods To ensure the heat dissipation of the pRRU and waterproofing of the ports at the bottom of the RRU the vertical deviation angle of a pRRU must be less than or equal to 10 as shown in Figure 9 2 Figure 9 2 Requirements for the vertical deviation angle of a pRRU 1 pRRU 2 Installation support pole or...

Страница 182: ... a load at least four times the weight of a pRRU The screws must be tightened with a torque of 30 N m This ensures the screws work properly and the wall remains intact without cracks in it 1 M6x60 bolt 2 Nut 3 Spring washer 4 Flat washer 5 Expansion sleeve Installing the pRRU on a pole For details see 9 3 3 Installing a pRRU on a Pole The diameter of a pole for installing a pRRU ranges from 60 mm ...

Страница 183: ...M Based on the engineering practice the recommendation for the installation clearance is provided The recommended clearances are for customers ensuring normal running and providing appropriate space for O M If installation space is sufficient leave the recommended clearances after installing equipment The minimum clearance ensures normal operation and heat dissipation but O M activities such as ch...

Страница 184: ...a pRRU3907 or pRRU3916 Issue 08 2016 05 30 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 177 Figure 9 3 Clearances for installing a pRRU Installation Spacing Between pRRUs Figure 9 4 lists the horizonta spacing between pRRUs ...

Страница 185: ...uide 9 Installing a pRRU3907 or pRRU3916 Issue 08 2016 05 30 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 178 Figure 9 4 Clearances for installing a pRRU Figure 9 5 lists the vertical spacing between pRRUs ...

Страница 186: ...stallation environment of a pRRU involves the running environment specifications for the pRRU Running Environment Specifications Table 9 3 shows the environment specifications for the pRRU installed outdoors Table 9 3 pRRU environment specifications Specifications Condition Remarks Operating temperature 40 C to 50 C Relative humidity 5 RH to 95 RH Altitude 60 m to 1800 m Works properly 1800 m to 4...

Страница 187: ...n 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 9 6 shows the pRRU installation process Figure 9 6 pRRU installation process 9 3 Installing a pRRU This section describes the pRRU installation process 9 3 1 pRRU Mounting Kits This section describes mounting kits and att...

Страница 188: ...d Confidential Copyright Huawei Technologies Co Ltd 181 Figure 9 7 Front and side of a pRRU 1 Attachment plate 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 ...

Страница 189: ...n the pRRU s weight Expansion bolts must be tightened to 30 N m 265 52 lbf in to ensure that the bolt assemblies work properly and the wall remains intact Do not stand a pRRU upright because the RF ports cannot support the weight of the pRRU 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 installin...

Страница 190: ... 97 in Take proper safety measures to protect your eyes and respiratory tract against the dust before drilling holes 2 Use a vacuum cleaner to clear the dust out from inside and around the holes and measure the distances between holes If any of the holes is beyond the acceptable range mark a new anchor point and drill a new hole 3 Tighten the expansion bolts slightly and place each expansion bolt ...

Страница 191: ...t 1 Nut 2 Spring washer 3 Flat washer Step 4 Hold the pRRU hang the two dowels on the top of the pRRU attachment plate onto the separate mounting kit and push the pRRU until it snaps into place as shown by illustrations a and b in Figure 9 12 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...

Страница 192: ...d 9 3 3 Installing a pRRU on a Pole This section describes the procedure and precautions for installing a pRRU on a pole Context Do not stand a pRRU upright because the RF ports cannot support the weight of the pRRU 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 ki...

Страница 193: ... mounting kit as shown in Figure 9 14 Figure 9 14 Installing a pRRU mounting kit 1 Determine a position for installing the pRRU Then place the separate mounting kit onto the pole thread the hose clamp through the mounting kit and encircle the pole with the hose clamp as shown by illustrations a b and c in Figure 9 14 2 Use an M6 inner hexagon screwdriver to tighten the bolt on each hose clamp to 5...

Страница 194: ...snaps into place as shown by illustrations a and b in Figure 9 15 2 Use the M6 inner hexagon screwdriver to tighten the screw on the top of the attachment plate to 7 N m 61 96 lbf in as shown by illustration c in Figure 9 15 End 9 4 Installing pRRU Cables This chapter describes the procedures for installing pRRU cables 9 4 1 Cabling Requirements Cables must be laid out according to the specified c...

Страница 195: ...door cable ties should be reserved and the cut surfaces must be smooth without sharp edges After cables are installed labels or nameplates must be attached to the cables at their ends curves and interconnection positions Security requirements When laying out cables avoid sharp objects for example sharp edges on the wall If necessary use tubes to protect the cables When laying out cables keep cable...

Страница 196: ...ernal conductor of the coaxial wire and the shield layer of the shielded cable must have proper electrical contact with the metal surface of the equipment which they are connected to PGND cables and signal cables must be installed separately A certain distance must be reserved between them to prevent interference from each other Switches or fuses must not be installed on the PGND cables Other devi...

Страница 197: ...pRRU system 9 4 3 pRRU3907 Cable Connections This section describes pRRU3907 cable connections Figure 9 16 shows the cable connections when a pRRU3907 is installed Figure 9 16 Cable connections when a pRRU3907 is installed 1 pRRU3907 PGND cable 2 pRRU3907 RF jumper 3 pRRU3907 Ethernet cable 4 pRRU3907 Ethernet cable 9 4 4 pRRU3916 Cable Connections This section describes pRRU3916 cable connections...

Страница 198: ...Huawei Technologies Co Ltd 191 Figure 9 17 Cable connections when a pRRU3916 is installed 1 pRRU3916 PGND cable 2 pRRU3916 RF jumper 3 pRRU3916 Ethernet cable 4 pRRU3916 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 ...

Страница 199: ...alling a PGND cable Procedure Step 1 Prepare a pRRU PGND cable 1 Cut the cable to a length suitable for the actual cable route 2 Add OT terminals to both ends of the cable by following the instructions in Assembling the OT Terminal and the Power Cable Step 2 Install the pRRU 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 e...

Страница 200: ...Figure 9 19 Installing a pRRU PGND cable Crimp OT terminals in correct directions as shown in Figure 9 20 Figure 9 20 Correct direction for crimping an OT terminal 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 ...

Страница 201: ...U3907 Step 2 Connect the type N male connector at one end of the pRRU3907 RF jumper to the ANT port at the bottom of the pRRU3907 in sequence and use a torque wrench to tighten the connector to 1 N m 8 85 lbf in as shown in Figure 9 21 Figure 9 21 Installing an RF jumper Step 3 Connect the other end of the pRRU3907 RF jumper to the external antenna system Step 4 Waterproof the connector of the RF ...

Страница 202: ...g sand enters the sleeve 1 Wrap a PVC insulation tape around the exposed area of the connector The wrapped area is 15 mm away from the end of the connector with a total length of 40 mm 2 Ensure that dimensions L x W of the waterproof tape is 50 mm x 50 mm Stretch the tape horizontally until it is twice of the original length and wrap it around the upper area of the connector Ensure that the upper ...

Страница 203: ...ot removed 2 Wrap one layer of PVC insulation tape on each connector from bottom up 3 Wrap three layers of waterproof tape on each connector first from bottom up then from top down and finally from bottom up Wrap each layer of the tape around the connector tightly 4 Wrap three layers of PVC insulation tape on each connector first from bottom up then from top down and finally from bottom up Wrap ea...

Страница 204: ...mper This section describes the procedure for installing a pRRU3916 RF jumper Procedure Step 1 Remove the dustproof cap from the RF port to be used on the an pRRU3916 Step 2 Connect the type N male connector at one end of each pRRU3916 RF jumper to the ANT port at the bottom of the pRRU3916 in sequence and use a torque wrench to tighten the connector to 1 N m 8 85 lbf in as shown in Figure 9 24 Fi...

Страница 205: ... connector first from bottom up then from top down and finally from bottom up Wrap each layer of the tape around the connector tightly When wrapping waterproof tape stretch the tape evenly until it is twice of the original length When wrapping PVC insulation tape do not stretch it Wrap each layer of tape around each connector tightly and neatly and ensure that the adhesive surface of each layer of...

Страница 206: ...not stretch it Wrap each layer of tape around each connector tightly and neatly and ensure that the adhesive surface of each layer of tape overlaps more than 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 Step 6 Route the cable by following the instructions in section Cabling Requirements and use cable ties to bind the cable Step 7 Label...

Страница 207: ... for Ethernet cables 6 Cable trough for Ethernet cables 7 Waterproof block Step 3 Remove the waterproof block Remove only the waterproof blocks for cables to be installed End 9 4 10 Installing an Ethernet Cable This section describes how to install an Ethernet cable Context The Ethernet cable must be of Category 5e enhanced or higher With the internal PoE module providing power the maximum length ...

Страница 208: ... Procedure Step 1 Connect the RJ45 connector at one end of the Ethernet cable to the PoE port on the pRRU panel and push the cables into the cable clips Step 2 Optional Connect the RJ45 connector at the other end of the Ethernet cable to the output port of the Extender Then connect the RJ45 connector at one end of another Ethernet cable to the input port of the Extender In this scenario the Ethern...

Страница 209: ...CPRI_E0 port is the same to that of CPRI_E1 port on pRRU and this chapter uses CPRI_E0 as an example End Follow up Procedure 1 Route the cable by following the instructions in section 9 4 1 Cabling Requirements and use cable ties to bind the cable 2 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 secti...

Страница 210: ...ing cavity as shown in Figure 9 29 Figure 9 29 is for reference only and vacant cable troughs must be blocked based on onsite requirements Ensure that cables and waterproof blocks are properly inserted into troughs Figure 9 29 Correct placement of waterproof blocks 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 plat...

Страница 211: ... items Table 9 5 Hardware installation checking list No Item 1 The installation position of each device strictly complies with the engineering design and meets clearance requirements Sufficient space is reserved for equipment maintenance 2 The pRRU is securely installed 3 The cover plate is securely installed on the RRU cabling cavity 4 Waterproof blocks are securely installed in vacant cable trou...

Страница 212: ...rect and clear labels are attached to both ends of the signal cables Table 9 7 lists the checking items for other cable connections Table 9 7 Checklist for other cable connections No Item 1 The connectors of the other cables must securely connected 2 Labels on the cables are legible and bound based on the engineering requirements The cables must be bound tightly and neatly The sheaths of the cable...

Страница 213: ...and off for 1s The pRRU is working properly and does not transmit power Check whether the services have been configured and power amplification have been enabled on the pRRU Is steady white The cell is set up and transmits power properly No further action is required Is steady orange There is power input but the hardware is faulty Power off the pRRU rectify the hardware fault and then power it on ...

Страница 214: ...the Extender PoE90 up to a total distance of 200 m The Extender PoE90 can be installed on a wall or ceiling in the same mode This section describes wall mounted installation as an example Only space above and under the Extender PoE90 is required to be reserved when installing the Extender PoE90 The recommended space for installing the Extender PoE90 is described as follows At least 150 mm above th...

Страница 215: ...arking anchor points b Drill holes at the anchor points and install expansion bolt assemblies as shown in Figure 10 2 The diameter of the hole is 6 mm and the depth is 25 mm to 30 mm Figure 10 2 Drilling holes and installing expansion bolts c 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 ...

Страница 216: ... Issue 08 2016 05 30 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 209 Figure 10 3 Installing Extender PoE90 d 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 ...

Страница 217: ...yright Huawei Technologies Co Ltd 210 a Installing the Ethernet cables at the two ends of Extender PoE90 as shown in Figure 10 5 Figure 10 5 Installing the Ethernet cables 2 b 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 ...

Страница 218: ...he recommended and minimum clearances for an EXD3902 11 3 Installation Process This section describes the EXD3902 installation process which involves installing an EXD3902 and cables checking the EXD3902 hardware installation and powering on the EXD3902 11 4 Installing an EXD3902 This section describes the EXD3902 installation process The EXD3902 can be mounted on a pole or wall depending on the s...

Страница 219: ...ing system The EXD3902 cannot be installed in an enclosed camouflage box The EXD3902 cannot be installed in an enclosed equipment room without a cooling system When multiple EXD3902s are installed in centralized mode the minimum clearance requirements must be met For details see 11 2 Installation Clearance and Space Requirements If the EXD3902 is inappropriately installed as shown in Figure 11 1 h...

Страница 220: ...r the vertical deviation angle of an EXD3902 1 EXD3902 2 Installation support pole or wall Pole mounted Scenario Figure 11 3 shows the recommended pole diameters in different installation scenarios Figure 11 3 Diameter of a pole 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...

Страница 221: ...te 3 Mounting kit Wall mounted Scenario The wall for installing EXD3902s must meet the following requirements The wall must be able to bear a weight four times heavier than the EXD3902 s weight Expansion bolts must be tightened to 30 N m to ensure that the bolt assemblies work properly and the wall remains intact Figure 11 5 shows an EXD3902 installed on a wall Figure 11 5 EXD3902 installed on a w...

Страница 222: ... customers ensuring normal running and providing appropriate space for O M If installation space is sufficient leave the recommended clearances after installing equipment The minimum clearance ensures normal operation and heat dissipation but O M activities such as checking indicator status and opening the cover plate of a cabling cavity cannot be properly conducted If installation space is suffic...

Страница 223: ...0 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 216 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 ...

Страница 224: ...l Installing the EXD3902 and Cables Issue 08 2016 05 30 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 217 Figure 11 7 Horizontal spacing Figure 11 8 shows the vertical spacing between EXD3902s Figure 11 8 Vertical spacing ...

Страница 225: ...and cables checking the EXD3902 hardware installation and powering on the EXD3902 Figure 11 9 shows the EXD3902 installation process Figure 11 9 EXD3902 installation process 11 4 Installing an EXD3902 This section describes the EXD3902 installation process The EXD3902 can be mounted on a pole or wall depending on the surrounding environment 11 4 1 EXD3902 Mounting Kits This section describes mount...

Страница 226: ...oprietary and Confidential Copyright Huawei Technologies Co Ltd 219 Figure 11 10 Front and side of an EXD3902 1 Attachment plate 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 ...

Страница 227: ...irements The wall must be able to bear a weight four times heavier than the EXD3902 s weight Expansion bolts must be tightened to 30 N m to ensure that the bolt assemblies work properly and the wall remains intact Procedure Step 1 Determine a position for installing the EXD3902 on a wall use a level to verify that the marking off template is placed horizontally and then use a marker to mark anchor...

Страница 228: ...illing holes 2 Use a vacuum cleaner to clear the dust out from inside and around the holes and measure the distances between holes If any of the hole is beyond the acceptable range mark a new anchor point and drill a new hole 3 Tighten the expansion bolts slightly and place each expansion bolt vertically into each hole 4 Use a rubber mallet to pound each expansion bolt until the corresponding expa...

Страница 229: ... 05 30 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 222 Figure 11 14 Securing the separate mounting kit 1 Nut 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 ...

Страница 230: ...rate attachment plate to 7 N m as shown by illustration c in Figure 11 15 End 11 4 3 Installing an EXD3902 on a Pole This section describes the procedure and precautions for installing an EXD3902 on a pole Context Place a foam pad or cardboard under an EXD3902 to protect the EXD3902 housing from damage during the installation Procedure Step 1 Determine a position for installing the separate mounti...

Страница 231: ...2 Then place the separate mounting kit onto the pole thread the hose clamp through the mounting kit and encircle the pole with the hose clamp as shown by illustrations a b and c in Figure 11 17 2 Use an M6 inner hexagon screwdriver to tighten the bolt on each hose clamp to 5 N m to secure the mounting kit as shown by illustration d in Figure 11 17 Step 3 Secure the EXD3902 onto the mounting kit as...

Страница 232: ...ter than 35 mm 1 38 in The bending radius of a super flexible 1 2 jumper must be greater than 50 mm 1 97 in and the bending radius of an ordinary 1 2 jumper must be greater than 127 mm 5 00 in The bending radius of a PGND cable must be at least three times its diameter The bending radius of a signal cable must be at least five times its diameter Cable binding requirements Cables of the same type m...

Страница 233: ...e secured with clips at an interval of 1 5 m 4 92 ft to 2 m 6 56 ft and CPRI fiber optic cables and power cables are secured with clips at an interval of 1 m 3 28 ft to 1 5 m 4 92 ft Ensure that the clips are evenly spaced and in the same direction When fastening cables with a clip ensure that the cables are aligned neatly and are routed through the holes in the clip Do not stretch the cables too ...

Страница 234: ...ss sectional area of an EXD3902 PGND cable is 16 mm2 The OT terminals at two ends of the cable are M6 and M8 terminals respectively Procedure Step 1 Prepare an EXD3902 PGND cable 1 Cut the cable to a length suitable for the actual cable route 2 Add OT terminals to both ends of the cable by following the instructions in Assembling the OT Terminal and the Power Cable Step 2 Installling the EXD3902 P...

Страница 235: ... Installling an EXD3902 PGND cable Crimp OT terminals in correct directions as shown in Figure 11 21 Figure 11 21 Correct direction for crimping an OT terminal End Follow up Procedure 1 Route the cable by following the instructions in section 11 5 1 Cabling Requirements and use cable ties to bind the cable 2 Label the installed cable For details see section 15 5 Attaching a Sign Plate Label ...

Страница 236: ...e proper ESD protection measures for example wear ESD gloves to prevent electrostatic damage to the boards modules or electronic components Step 2 Use an M6 inner hexagon screwdriver to loosen the screws on the cover plate of the EXD3902 cabling cavity and open the cover plate as shown in Figure 11 22 Figure 11 22 Opening the cover plate of an EXD3902 cabling cavity 1 Cover plate 2 Cabling cavity ...

Страница 237: ...net 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 2 Check whether the made RJ45 connector is qualified by following instru...

Страница 238: ... section 11 5 1 Cabling Requirements and use cable ties to bind the cable 2 Label the installed cable For details see section 15 5 Attaching a Sign Plate Label 11 5 6 Closing the Cover Plate of an EXD3902 Cabling Cavity This section describes the procedure for closing the cover plate of an EXD3902 cabling cavity Procedure Step 1 Close the cover plate of the EXD3902 cabling cavity Use an M6 inner h...

Страница 239: ...stallation checking items Table 11 1 Hardware installation checking list No Item 1 The installation position of each device strictly complies with the engineering design and meets clearance requirements Sufficient space is reserved for equipment maintenance 2 The EXD3902 is securely installed 3 The cover plate is securely installed on the EXD3902 cabling cavity 4 Waterproof blocks are securely ins...

Страница 240: ...l cables are correct and legible Table 11 3 lists the checking items for other cable connections Table 11 3 Checklist for other cable connections No Item 1 The connectors of the other cables are securely connected 2 All labels on the cables are legible and are bound according to the engineering requirements The cables are bound tightly and neatly The sheaths of the cables are intact 3 The cable la...

Страница 241: ...XD3902 is powered off for maintenance you must restore its power within 24 hours Figure 11 25 shows the EXD3902 power on check procedure Figure 11 25 EXD3902 power on check procedure Procedure Step 1 Check that the cables are correctly connected 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 ...

Страница 242: ...tector and its cables in the cabinet When the RHUB pRRU and extender are installed outdoors a PoE surge protector is required to provide surge protection for the PoE power supply port Procedure Step 1 Connect a PGND cable to the PE ground terminal and an Ethernet cable about 0 4 m long to the Protect port See Figure 12 1 Figure 12 1 Installing the PGND Cable and Ethernet Cable 1 Step 2 Install the...

Страница 243: ...ei Technologies Co Ltd 236 Figure 12 2 Installing the PoE surge protector Step 3 Connect an Ethernet cable to the Surge port and the other end of the PGND cable to the ground terminal on the cabinet 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 ...

Страница 244: ...d Cables This section describes how to install an RF surge protector and its cables in the cabinet When the pRRU is installed outdoors an RF surge protector is required to provide surge protection for the RF port Procedure 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 p...

Страница 245: ...d its cables on the fastener and then install the combination onto the cabinet Step 3 Connect an RF jumper to the Surge port and the other end of the PGND cable to the ground terminal on the cabinet See Figure 13 3 Figure 13 3 Installing the PGND Cable and RF Jumper 2 The cable hole on the cabinet for the RF jumper must be vertical to the Surge port Before routing all cables through the cable outl...

Страница 246: ...abinet is installed on the steel mesh 14 1 Installation Clearance Requirements This section describes the recommended and minimum clearances for a cabinet 14 2 Mounting Bracket and Attachment Plate This section describes mounting brackets and attachment plates for installing a cabinet 14 3 Installing a Cabinet This section describes the procedure and precautions for installing a cabinet 14 4 Insta...

Страница 247: ...s reserved for maintenance At least 150 mm on the left of the cabinet is reserved for maintenance At least 150 mm on the right of the cabinet is reserved for maintenance At least 250 mm in front of the cabinet is reserved for maintenance 14 2 Mounting Bracket and Attachment Plate This section describes mounting brackets and attachment plates for installing a cabinet 14 2 1 Mounting Bracket This se...

Страница 248: ...g bracket for the cabinet 1 Plastic cap 2 Standard M10 nut 3 Spring washer 4 Thick flat washer 5 Square neck bolt 6 Hoist clamp on the main bracket 7 Main bracket 8 Inner hexagon screw 9 Pole installation bracket 10 Auxiliary bracket 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 Horizon...

Страница 249: ...nt plate on the cabinet side Figure 14 4 Attachment plate on the cabinet side Attachment Plate at the Cabinet Bottom Figure 14 5 shows the attachment plate at the cabinet bottom Figure 14 5 Attachment plate at the cabinet bottom 14 3 Installing a Cabinet This section describes the procedure and precautions for installing a cabinet 14 3 1 Installing the Cabinet on a Wall This section describes the ...

Страница 250: ...pring washer 7 Nut 8 Plastic cap 1 Use an M6 inner hexagon torque screwdriver to remove the four inner hexagon screws on the pole installation bracket and remove the main bracket from the pole installation bracket 2 Use an M10 torque wrench to loosen the nuts on the two square neck bolts and remove the plastic cap nuts spring washers flat washers square neck bolts and pole installation bracket fro...

Страница 251: ...t from inside and around the holes and measure the distances between holes If any of the holes is beyond the acceptable range mark a new anchor point and drill a new hole 3 Tighten the expansion bolts slightly and place each expansion bolt vertically into each hole 4 Use a rubber mallet to pound the expansion anchor bolt until it goes all the way into the hole 5 Tighten and then loosen the expansi...

Страница 252: ...bf in as shown in Figure 14 8 Figure 14 8 Installing the pole installation bracket on the expansion anchor bolts Verify that the arrows on the pole installation bracket are pointing up Step 4 Install the main bracket onto the pole installation bracket and use an inner hexagon screwdriver to tighten four M6x16 inner hexagon screws to 5 N m 44 25 lbf in so that the main bracket and pole installation...

Страница 253: ... Installing the main bracket 2 Installing the main bracket Step 5 Install the attachment plate on the cabinet side onto the rear of the cabinet and use a torque screwdriver to tighten the stainless steel screws on the attachment plate to 5 N m 44 25 lbf in as shown in Figure 14 10 Figure 14 10 Installing the attachment plate onto the rear of the cabinet Step 6 Install the cabinet onto the main bra...

Страница 254: ...ep 7 Use an inner hexagon screwdriver to tighten the captive screw into the hole of the attachment plate and main mounting bracket to 5 N m 44 25 lbf in so that the attachment plate and main mounting bracket are firmly secured as shown in Figure 14 12 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 an...

Страница 255: ...ition of the nut and remove one end of the square neck bolt from the slot on the auxiliary bracket 2 Slide the mounting brackets onto the pole horizontally and insert the square neck bolt into the slot Step 2 Use a 16 mm 0 63 in M10 torque wrench to tighten the nuts to 40 N m 354 03 lbf in so that the mounting brackets are secured onto the pole as shown in Figure 14 14 Tighten the nuts on the two ...

Страница 256: ... cabinet mounting brackets Step 3 Install the cabinet onto the main bracket as shown in Figure 14 15 Figure 14 15 Installing the cabinet onto the main bracket Step 4 Use an inner hexagon torque screwdriver to tighten the captive screw into the holes on the top of the attachment plate and main bracket to 5 N m 44 25 lbf in so that the attachment plate and main bracket are firmly secured as shown in...

Страница 257: ...gure 14 16 Securing the captive screw into the connection hole End 14 3 3 Installing the Cabinet on U steel This section describes the procedure and precautions for installing the cabinet on U steel Context 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 ...

Страница 258: ...ng the Cabinet and Cabinet Cables Issue 08 2016 05 30 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 251 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 ...

Страница 259: ...square neck bolt from the slot on the auxiliary bracket 2 Slide the mounting brackets onto the U steel horizontally and insert the square neck bolt into the slot Step 2 Use a 16 mm 0 67 in M10 torque wrench to tighten the nuts to 40 N m 354 03 lbf in so that the mounting brackets are secured onto the U steel as shown in Figure 14 19 Tighten the nuts on the two square neck bolts alternatively After...

Страница 260: ... the cabinet mounting brackets Step 3 Install the cabinet onto the main bracket as shown in Figure 14 20 Figure 14 20 Installing the cabinet onto the main bracket Step 4 Use an inner hexagon screwdriver to tighten the captive screw into the holes on the top of the attachment plate and main bracket to 5 N m 44 25 lbf in so that the attachment plate and main bracket are firmly secured as shown in Fi...

Страница 261: ... Technologies Co Ltd 254 Figure 14 21 Securing the captive screw into the connection hole End 14 3 4 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 ...

Страница 262: ...f the nut and remove one end of the square neck bolt from the slot on the auxiliary bracket 2 Slide the mounting brackets onto the angle steel horizontally and insert the square neck bolt into the slot Step 2 Use a 16 mm 0 67 in M10 torque wrench to tighten the nuts to 40 N m 354 03 lbf in so that the mounting brackets are secured onto the angle steel as shown in Figure 14 24 Tighten the nuts on t...

Страница 263: ... the cabinet mounting brackets Step 3 Install the cabinet onto the main bracket as shown in Figure 14 25 Figure 14 25 Installing the cabinet onto the main bracket Step 4 Use an inner hexagon screwdriver to tighten the captive screw into the holes on the top of the attachment plate and main bracket to 5 N m 44 25 lbf in so that the attachment plate and main bracket are firmly secured as shown in Fi...

Страница 264: ...he connection hole End 14 3 5 Installing the Cabinet on Metal Grid This section describes the procedure and precautions for installing the cabinet on metal grid The cabinet can be vertically or horizontally installed on the metal grid Installing the cabinet vertically 1 Install the mounting bracket onto the metal grid as shown in Figure 14 27 The mounting bracket is recommended to install onto the...

Страница 265: ...net Cables Issue 08 2016 05 30 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 258 Figure 14 27 Installing the mounting bracket onto the metal grid 1 Metal grid A 2 Round hole 3 Oblong hole 2 Install the cabinet onto the metal grid as shown in Figure 14 28 ...

Страница 266: ...ietary and Confidential Copyright Huawei Technologies Co Ltd 259 Figure 14 28 Installing the cabinet onto the metal grid Installing the cabinet horizontally 1 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 ...

Страница 267: ...echnologies Co Ltd 260 Figure 14 29 Installing the mounting bracket onto the metal grid 1 Metal grid A 2 Round hole 3 Oblong hole 2 Use an hexagon screwdriver to remove the attachment plate from the bottom of the cabinet reinstall the attachment plate onto the side of the cabinet and tighten the four stainless screws to 5 N m 44 25 lbf in as shown in Figure 14 30 ...

Страница 268: ...inet and Cabinet Cables Issue 08 2016 05 30 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 261 Figure 14 30 Installing the attachment plate onto the side of the cabinet 3 Install the cabinet onto the mounting bracket as shown in Figure 14 31 ...

Страница 269: ... the cabinet onto the mounting bracket 14 3 6 Installing the Cabinet on the Floor This section describes the procedure and precautions for installing the cabinet on the floor Procedure 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 ...

Страница 270: ...olt assemblies as shown in Figure 14 33 Figure 14 33 Drilling a hole and inserting expansion anchor bolt assemblies 1 M10x80 bolt 2 Nut 3 Spring washer 4 Flat washer 5 Expansion tube 1 Use a hammer drill with a Ф12 bit to drill holes vertically at the marked anchor points with the depth ranging from 55 mm 2 17 in to 60 mm 2 36 in use a vacuum cleaner to clear the dust out from inside and around th...

Страница 271: ...er dismantling an expansion anchor bolt ensure that the top of the expansion tube is on the same level as the wall Otherwise the device cannot be installed on the wall evenly and securely Step 3 Fit the horizontal bar of the steel mesh mounting kit 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 mm 0 63 i...

Страница 272: ...et and Cabinet Cables Issue 08 2016 05 30 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 265 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 ...

Страница 273: ...t End 14 4 Installing Cabinet Cables This chapter describes the procedure for installing cabinet cables 14 4 1 Cable Connections This section describes the cable connections for the cabinet At horizontal installation ensure that all cable outlets can be protected against the rain After cable connections are complete apply firestop putty to all cable outlets on the cabinet for waterproofing Figure ...

Страница 274: ...llation Guide 14 Optional Installing the Cabinet and Cabinet Cables Issue 08 2016 05 30 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 267 Figure 14 37 Cable connections when a pRRU3901 is installed ...

Страница 275: ...cabinet see 6 4 6 Installing Ethernet Cable For details about installation of pRRU3901 Ethernet cables in the cabinet see 7 5 7 Installing an Ethernet Cable For details about installation of pRRU3902 Ethernet cables in the cabinet see 8 4 5 Installing a pRRU3902 Ethernet Cable For details about installation of pRRU3901 RF jumpers in the cabinet see 7 5 8 Installing an RF jumpers Optional For detai...

Страница 276: ...yellow and green or green PGND cable is a single cable The cross sectional area of the PGND cable is 6 mm2 0 009 in 2 Both ends of the cable are OT terminals as shown in Figure 14 39 Figure 14 39 Exterior of a PGND cable 1 OT terminal 6mm2 M5 2 OT terminal 6mm2 M6 If the PGND cable is provided by the customer a copper core cable with a minimum cross sectional area of 6 mm2 0 009 in 2 or 10 AWG is ...

Страница 277: ...t one end of the PGND cable to the ground screw on the cabinet 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 cabinet panel as shown in Figure 14 41 Figure 14 41 Installing the PGND cable for the cabinet Step 2 Use a torque screwdriver or Phillips screwdriver to secure the M6 OT terminal at one end of the PGND cab...

Страница 278: ...n 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 15 5 Attaching a Sign Plate Label This section describes the procedures and precautions for attaching a sign plate label...

Страница 279: ...ate is essential to the engineering stage and subsequent maintenance especially when multiple devices are installed at a short distance This is because the template defines the radio network to access Maintain this template with caution 15 2 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 t...

Страница 280: ...Aluminum foil 3 Braided layer 4 Outer jacket 5 RJ45 connector Procedure Step 1 Remove the outer jacket 25 mm of the Ethernet cable tip the braided layer outwards evenly and cut off the aluminum foil and guard space See Figure 15 2 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 ...

Страница 281: ...ir wires neatly by color and cut the wire end evenly with a remaining length of 16 mm See Figure 15 3 Figure 15 3 Arranging twisted pair wires Table 15 2 Pin assignment Pin SN Wire Color 1 White and orange 2 Orange 3 White and green 4 Blue 5 White and blue 6 Green 7 White and brown 8 Brown Step 3 Insert the sequenced twisted pair wires into the RJ45 connector See Figure 15 4 ...

Страница 282: ...was tipped outwards has inserted inside the connector Observe the side or front of the RJ45 connector to ensure that the core wires are inserted to the bottom of the RJ45 connector Step 4 Use a crimping tool to crimp the connector See Figure 15 5 Figure 15 5 Crimping the connector Step 5 Use a cable cutter to evenly cut off the protruding braided layer of the connector along the wire holder See Fi...

Страница 283: ...for DBS3900 LampSite and must be filled in onsite Table 15 3 describes the content of engineering labels Table 15 3 DBS3900 LampSite Engineering Label Content NE Label Content Description Corresponding port on the base station RHUB Power label RHUBx PWR Label for the RHUBx power cable x specifies the number of RHUBs and cannot exceed the maximum RHUB number supported by the networking PWR Ground l...

Страница 284: ...or the RHUBx Ethernet cable x specifies the number of RHUBs and cannot exceed the maximum RHUB number supported by the networking a can be set to 0 or 1 0 and 1 respectively correspond to CPRI_E0 port and CPRI_E1 port of the pRRU CPRI_E0 to CPRI_E7 pRRU Power label pRRUy PWR Label for the pRRUy power cable y specifies the number of pRRUs and cannot exceed the maximum pRRU number supported by the n...

Страница 285: ...ite NEs If only one RHUB is deployed mark it as RHUB0 on the label If multiple RHUBs are deployed mark them in ascending sequence beginning with RHUB0 If only one pRRU is deployed mark it as pRRU0 on the label If multiple pRRUs are deployed mark them in ascending sequence beginning with pRRU0 For details about the maximum number of RHUBs and pRRUs in the DBS3900 LampSite solution see Typical Confi...

Страница 286: ...ure 15 8 Figure 15 8 Engineering label to be attached Step 2 Attach the long end of the engineering label to the cable in the position 20 mm away from the connector and then turn over the long end along the adhesive face Ensure that the edges of the turned over engineering label are in a line as shown in Figure 15 9 By default the label is attached in the position 20 mm away from the connector If ...

Страница 287: ...s and precautions for attaching a sign plate label 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 A sign plate label is usually used for a power cable ground label signal cable and antenna This section uses 15 3 DBS3900 LampSite Engineering Label as a...

Страница 288: ...e different silkscreen both ends of the cable should bind the port label on the two ends of cable For example in dual BTSs cascading scenarios one end of the cascading FE GE cable is connected to LAN1 port on BTS0 and the other end connected to WAN port on BTS1 At this point both ends of the cable should band two labels Micro BTS0 LAN1 and Micro BTS1 WAN As shown in Figure 15 13 the distance betwe...

Страница 289: ...Technologies Co Ltd 282 Figure 15 14 Securing the label on the cable 1 Cable tie 2 Cable 3 Label When you bind a label ensure that the side with characters faces outwards 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 ...

Страница 290: ...ion 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 9 1 6 Maintenance Safety 11 ...

Страница 291: ...d person is a term applied to persons who have training or experience in the equipment technology particularly in knowing the various energies and energy magnitudes used in the equipment Instructed person Person who have been instructed and trained by a skilled person or who are supervised by a skilled person to identify energy sources that may cause pain and to take precautions to avoid unintenti...

Страница 292: ...bol warns users not to touch the equipment during operation or maintenance Heat insulation gloves should be used to prevent scalds Microwave Symbol indicates that a device emits microwaves This symbol warns operators not to unfasten the transmitter output feeder or antenna feeder connector when the transmitter is working If you need to unfasten the feeder connector or work next to the transmit ant...

Страница 293: ...ore installing operating and maintaining Huawei equipment Equipment installation operation and maintenance must comply with local laws and regulations Safety information in the manual only serves as a supplement to local laws and regulations and Only skilled person and instructed person can install operate and maintain equipment Only skilled person and instructed person can remove safety facilitie...

Страница 294: ...ired by the Hardware Installation and Maintenance Guide and Operation and Maintenance Guide After equipment installation clear equipment area and remove empty packaging materials such as the carton box foam plastics and cable ties In case of fire evacuate from the building or equipment area and press the fire alarm bell or call the fire emergency number Do not enter the burning building again in a...

Страница 295: ...equipment has a large hole at the bottom the equipment must be installed on concrete tile or non combustible surface Prevent rats and pests from the installation site Wall Installation Before drilling holes on the wall ensure there is no circuit water conduit or gas pipeline in the wall area to be drilled to avoid body injury Do not place any flammables or explosive objects above or under the equi...

Страница 296: ...ature environment Leave enough distances between the cable and power busbar current shunt fuse heat sink and other heating devices The signal cable and the strong current cable or high voltage cable must be bound separately Cables provided by the customer must comply with local cable regulations Do not route any cable through the air exhaust vent in the cabinet If cables are stored in an ambient t...

Страница 297: ...and do not publicize the location Allow only authorized and instructed person to access the professional equipment or facility site Before entering the area with excessive electromagnetic field exposure professional personnel should know the location of the restricted area and shut down the transmitter Set clear signs at the site to remind professional personnel that the current location is in or ...

Страница 298: ...tenna sites next to hospitals or schools Use of Other Wireless Equipment If any related equipment manual specifies the safe distance of electromagnetic field exposure this distance requirement should be applied No application distance is specified for the equipment with low RF transmit power that meets electromagnetic field exposure requirements No application distance is specified for the equipme...

Страница 299: ...n use a right angle to measure the angle as shown in Figure 1 3 Place the wider ladder legs at the bottom or take protective measures at the bottom to avoid skid Place the ladder on a stable surface Figure 1 3 Ladder tilt angle Pay attention to the following points when climbing a ladder Prevent your center of gravity from deviating from the ladder edge Keep your body stable before climbing to ens...

Страница 300: ...ect Transport Safety Prepare for load bearing in heavy object transport to avoid injury or sprain When transporting a cabinet keep your back straight and move steadily to avoid sprain When transporting equipment with hands wear protective gloves to avoid cut by edges When moving or lifting a shelf hold shelf handles or bottom edge instead of handles of installed models in the cabinet such as power...

Страница 301: ...fuses or fuses on the panel to select the fuse type for replacement Using different fuses of different specifications may cause equipment damage body injury and financial loss 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 b...

Страница 302: ...tion against harmful interference in a residential installation This device generates uses and radiates radio frequency energy If it is not installed and used in accordance with the instructions it may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this device does cause harmful interference to radio...

Страница 303: ...d s Operation is subject to the following two conditions 1 this device may not cause interference and 2 this device must accept any interference including interference that may cause undesired operation of the device Le pré sent appareil est conforme aux CNR d Industrie Canada applicables aux appareils radio exempts de licence L exploitation est autorisé e aux deux conditions suivantes 1 l apparei...

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