Zte ZXC BTSB I28A Installation Manual Download Page 82

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ZXC10 BTSB I28A Installation Manual

7-14

7.2.4 Installing the RF Cables for a Two-carrier Three-sector BTS

1. Connecting the RF cables

Fig. 7.2-8 shows the circuitry on the front panel of the rack for the two-carrier

three-sector BTS.

RFOUT

RFIN

HPA

RFOUT
RFIN

HPA

RFOUT

RFIN

HPA

RFOUT

RFIN

HPA

RX2

TRX

RX1

RX2

TRX

RX1

RX2

TRX

RX1

RX2

TRX

RX1

RFE-DUP

ANT

TEST

HPA

RFE-DUP

ANT

TEST

HPA

RFE-DUP

ANT

TEST

HPA

RFE-DUP

ANT

TEST

HPA

f1:A-ANT

f1:B-ANT

f2:A-ANT

f2:B-ANT

RFOUT
RFIN

HPA

RFOUT
RFIN

HPA

RX2

TRX

RX1

RX2

TRX

RX1

RFE-DUP

ANT

TEST

HPA

RFE-DUP

ANT

TEST

HPA

f1:C-ANT

f2:C-ANT

RX2

RX4

RX3

RX1

RX2

RX4

RX3

RX1

RX2

RX4

RX3

RX1

RX2

RX4

RX3

RX1

RX2

RX4

RX3

RX1

RX2

RX4

RX3

RX1

Fig. 7.2-8 Circuitry on the Front Panel of the Rack for the Two-carrier Three-sector BTS

2. Cabling of the front panel

Summary of Contents for ZXC BTSB I28A

Page 1: ...ZXC BTSB I28A CDMA2000 Base Transceiver Sation I2 Installation Manual ZTE H K LIMITED ...

Page 2: ...his documentation may be excerpted reproduced translated annotated or duplicated in any form or by any means without the prior written permission of ZTE H K LIMITED ZTE H K LIMITED Room 2906 China Recources Bldg 26 Harbour Road Wanchai HongKong Website http www zte com cn Postcode 518057 Customer Support Center 86755 26771900 800 9830 9830 Fax 86755 26770801 Email support zte com cn ...

Page 3: ... Document version 20050401 R1 0 Equipment installation time Your information Name Company Postcode Company address Telephone E mail Presentation How is information presented Introductions procedures illustrations others F Good F Fair F Average F Poor F Bad Accessibility Can you find the information you want Table of contents Index headings numbering others F Good F Fair F Average F Poor F Bad Your...

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Page 5: ...which enables the engineering staff to have an overall understanding of the ZXC10 BTSB of ZTE Then it details the installation flow of the equipment and the installation check How to Use This Manual This manual comprises 15 chapters Chapter 1 Overview of BTS Installation briefs the equipment installation and commissioning flow the hardware installation flow and the hardware installation precaution...

Page 6: ...ntenna feeder and how to conduct waterproof treatment on the connector Chapter 11 Installing the GPS Antenna Feeder System describes the installation preparation the installation flow and the specific installation procedure of the GPS antenna feeder system Chapter 12 Installing the Board describes the types and functions of boards used in the BTSB system and how to install and replace them Chapter...

Page 7: ... Description Click Refers to clicking the primary mouse button usually the left mouse button once Double click Refers to quickly clicking the primary mouse button usually the left mouse button twice Right click Refers to clicking the secondary mouse button usually the right mouse button once Drag Refers to pressing and holding a mouse button and move the mouse 4 Signs Four eye catching signs are u...

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Page 9: ...diate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation A PNALE Antenna with a maximum gain of 17dBi is authorized for use with this unit Outside antennas must be positioned to observe minimum separation of 2 6M 8 ...

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Page 11: ...magnetic Radiation Protection Requirements 2 4 2 1 5 Grounding Inspection 2 4 2 1 6 Inspection of the Installation Environment for the Outdoor Antenna Feeder System 2 5 2 1 7 Safety Inspection 2 6 2 1 8 Inspection of Corollary Equipment 2 6 2 2 Preparation of Tools and Instruments 2 7 2 3 Preparation of Technical Documents 2 8 3 Unpacking Inspection 3 1 3 1 Checking the Goods against the Packing L...

Page 12: ... 5 Power Supply System Installation 5 1 5 1 Introduction to Power Cables 5 1 5 2 Installation Flow of Power Cables 5 2 5 3 Cable Installation Procedure 5 2 6 Installing the Grounding System 6 1 6 1 Overview of the BTS Grounding System 6 1 6 2 Installing the BTS Grounding System 6 2 6 2 1 Installing the Outdoor Grounding Copper Bar 6 2 6 2 2 Installing the Feeder Grounding Clip 6 3 6 2 3 Installing...

Page 13: ...rier Three sector BTS 7 23 7 3 3 Connecting the Jumper Cables Between the Basic Cabinet and the Extended Cabinet 7 28 7 3 4 Connecting the Backplane Signal Cables of the BTS Rack 7 29 7 4 T1 Cabke 7 31 7 4 1 Functions 7 31 7 4 2 Connection Position of Two Ends Wiring and Signal Flow Direction of Cable 7 31 7 4 3 Function 7 32 7 4 4 Connection Positions of Both Ends Cabling and Signal Flow Directio...

Page 14: ...justing the Directional Antenna 10 9 10 4 4 Installing and Adjusting the Omni Antenna 10 12 10 4 5 Connecting and Sealing the Jumper and the Antenna 10 12 10 4 6 Installing the Feeder Window 10 13 10 4 7 Installing the Feeders 10 14 10 4 8 Installing the Indoor Jumpers 10 25 10 5 Checking and Testing the Antenna Feeders 10 25 10 6 Waterproof Treatment for the Connectors 10 25 11 Installing the GPS...

Page 15: ...k 13 5 13 7 Installation Check of Connections inside a Cabinet 13 6 13 8 Installation Check of Indoor 1 2 Jumpers 13 6 13 9 Installation and Check of Lightning Arrester 13 7 13 10 Installation and Check of Lightning Arrester Rack 13 7 13 11 Installation and Check of Main Feeder and GPS Feeder 13 7 13 12 Installation and Check of Feeder Windows and Waterproof Bend of the Main Feeder 13 9 13 13 Inst...

Page 16: ...14 1 1 Check of External Connections of the rack 14 1 14 1 2 Check of Rack Inside 14 1 14 2 Power on Procedures 14 2 14 3 Power off Procedures 14 3 Appendix AAbbreviations A 1 ...

Page 17: ...4 Fig 4 3 2 Fixing the Base with the Rack 4 5 Fig 4 3 3 Installation Holes of the BTS Rack 4 6 Fig 4 3 4 Fixing the Rack 4 7 Fig 4 3 5 Installing the Rack Baffle Plates 4 8 Fig 4 4 1 Enlarged View of the Cable Hole Cover Plate 4 9 Fig 4 4 2 Assembling the Connecting Bars on the Cabinet Top 4 9 Fig 4 4 3 Effect Diagram of Two Cabinets Installed 4 10 Fig 5 1 1 BDS Power Cable Installation on BTSB 5 ...

Page 18: ...Rack for the Single carrier Three sector BTS 7 10 Fig 7 2 6 Front Panel Wiring for the Rack of the Single carrier Three sector BTS 7 11 Fig 7 2 7 Front Panel Wiring for the Rack of the Single carrier Three sector BTS with the EBDS HS Part of the EBDS Hybrid Shelf 7 12 Fig 7 2 8 Circuitry on the Front Panel of the Rack for the Two carrier Three sector BTS 7 14 Fig 7 2 9 Front Panel Wiring for the R...

Page 19: ...er Window 10 14 Fig 10 4 5 Structure of a BTS Feeder 10 15 Fig 10 4 6 Cutting Tool for the 7 8 Feeder Connector 10 16 Fig 10 4 7 Cutting the Feeder with a Cutter 10 17 Fig 10 4 8 Checking the Cutting Length of the Feeder 10 17 Fig 10 4 9 Expand the External Conductor of the Feeder with a Tube Expander 10 17 Fig 10 4 10 Connecting the Front Part and the Back Part of the Feeder Connector 10 18 Fig 1...

Page 20: ...ig 11 4 3 Structure of the N J7A Cable Assembly 11 4 Fig 12 2 1 Panel of RFE Modules 12 5 Fig 12 2 2 Structure of the HPA Front Panel 12 7 Fig 12 2 3 Structure of the TRX Front Panel 12 9 Fig 12 3 1 Connectors on the Rear of the Boards and Modules 12 11 Fig 12 3 2 Front Panel of the Boards and Modules 12 12 Fig 12 4 1 Slot Diagram of the BDS Plug in Shelf 12 13 ...

Page 21: ...e 7 3 2 Wiring List of the Front Panel for the 1 Four carrier BTS Cabinet 7 26 Table 7 3 3 Wiring List of the Cables from 1 Multi carrier BTS Cabinet to 2 Multi carrier BTS Cabinet 7 28 Table 7 3 4 IDs of the LINK Directions 7 30 Table 7 4 1 100ΩT1 Cable Wiring and Signal Flow Direction 7 31 Table 7 4 1 Identifiers of the Location Signal Flow Direction at Both Ends of the 100Ω Cable7 33 Table 7 4 ...

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Page 23: ...scribes Hardware installation flow of the BTS system Installation precautions of the BTS system 1 1 Overview The integrated rack of ZXC10 BTSB comprises five layers each with an insertion box From top down they are the RFE HPA power TRX layer and BDS layers as shown in Fig 1 1 1 ...

Page 24: ...ug in shelf 3 PSMD PSMC plug in shelf 4 TRX plug in shelf 5 Fan plug in shelf 6 BDS plug in shelf 7 Dust filtering plug in shelf 8 Base Fig 1 1 1 Overall Structure of the BTSB I2 Rack with the BDS Plug in Shelf The installation of the BTS system comprises the following parts ...

Page 25: ... antenna feeder system check and test 5 The installation of the GPS system including the installation of the GPS and the feeder 6 The installation of the trunk cable including the connection of the cables and the preparation of the connectors 7 The installation of the monitoring system including the installation of the temperature humidity sensor and the environment sensor BTS system installation ...

Page 26: ...tails to enable users to finish the equipment installation The indoor installation of the ZXC10 BTS focuses on the rack installation the indoor cable preparation and routing Please follow carefully the steps below 1 Fix the rack base to the rack 2 Position the rack 3 Mark and drill holes for bolts 4 Fix the cabinet 5 Install the power cable on the rack top 6 Install the temperature and humidity se...

Page 27: ...eedback Form Goods Replacement Application Form Install the power supply system Install the cabinets Install the grounding system Install the internal cables Install the monitoring system Install the main antenna feeder system Install the boards Install the GPS system Hardware installation check End Start Install the trunk cables Project installation preparation Unpacking Inspection Check the engi...

Page 28: ... during the installation 2 Avoid hot plugging unplugging during module installation 3 Never install the antenna feeder system in case of lightning 4 Check whether the lightning arrester is in proper contact before the thunderstorm season every year In case any lightning arrester is damaged replace it immediately 5 Lock the cabinet door in time when the cabinet is installed ...

Page 29: ...ation The area and height of the equipment room should satisfy the requirements of the equipment layout Otherwise reconstructions are required to eliminate the hidden dangers in the installation operation and maintenance of the equipment 2 1 1 Inspection of the Equipment Room Building The items for the equipment room building inspection are as follows 1 The civil engineering of the equipment room ...

Page 30: ...dopted for the equipment 6 Air conditioning facilities should be provided to maintain desired temperature and humidity in the equipment room 7 Lightning screen or lightning arrester should be installed for the places in the equipment room vulnerable to the lightning Outdoor metal pipelines should be grounded when led into the equipment room 2 1 2 Inspection of the Indoor Environment The inspection...

Page 31: ...oom should be fire proof The cabling holes through the wall should be filled with fire retardant materials Fire fighting devices should be equipped at the appropriate positions 2 1 3 Inspection of Power Supply Inspect that the power supply of the equipment room meets the power consumption requirement of the BTS 2 1 3 1 Power Supply Range Please see Table 2 1 1 for the DC power Indexes for the norm...

Page 32: ...iation Protection Requirements GB8702 88 Electromagnetic Radiation Protection Regulations of the People s Republic of China specifies 1 Public radiation For twenty four hours in a day the average power density of electromagnetic radiation for six consecutive minutes is 0 4W m2 30MHz 3000MHz 2 Professional radiation For eight work hours in a day the average power density of electromagnetic radiatio...

Page 33: ...ize The connection cables from the grounding stake to the equipment should adopt copper sheathed wires of good conductivity core wire section area less than 50mm2 and length as short as possible If necessary anti erosion protection can be provided to the grounding connection parts to guarantee low resistance connection The working ground refers to the loop formed through the earth to transmit ener...

Page 34: ... system should be equipped No inflammable or explosive articles should be placed in the equipment room 1 Storage of flammable and explosive materials in the equipment room is strictly prohibited and necessary firefighting equipment must be installed 2 Different outlets in the equipment room should bear noticeable marks and dynamic electricity and lighting electricity should be noticeably different...

Page 35: ...arth resistance tester Concrete drilling tools One electric percussion drill Several drill bits One cleaner One power terminal block at least three 2 phase sockets and three 3 phase sockets with the power capacity more than 15A General purpose tools Philips screwdrivers 4 6 and 8 each Flathead screwdrivers 4 6 and 8 each Adjustable wrenches 6 8 10 and 12 each Dual purpose spanners 17 and 19 One se...

Page 36: ... 2 Instruments Needed Instrument Name Manufacturer Spectrum analyzer needed in some special cases HP Base station tester SITE MASTER Test purpose MS Qualcomm Compass Multimeter Field strength tester needed in some special cases 2 3 Preparation of Technical Documents The technical documents to be prepared before the commissioning of the equipment are as follows 1 Project Survey Report BTS System Pr...

Page 37: ...ent user is requested to make improvement and solve the problem The second environment inspection is conducted before the engineering starts 2 ZXC10 BTSB I28A V1 0 cdma2000 System Base Transceiver Station Installation Manual ZXC10 BTSB I28A V1 0 cdma2000 System Base Transceiver Station Technical Manual ZXC10 BTSB I28A V1 0 cdma2000 System Base Transceiver Station Hardware Manual ZXC10 BTSB I28A V1...

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Page 39: ...ng list in each box and the engineering supervisor should check the goods against the packing list The Unpacking Inspection Report is placed in the packing box numbered 1 First open the 1 packing box and take out the Unpacking Inspection Report Check the total number of the goods against the inspection list and record it for filing 4 During the unpacking inspection process if there is any short an...

Page 40: ...rs flathead screwdrivers and crowbar 2 First skin the packing sheet iron Insert a flat tip screwdriver into the slit between the box and the front cover board to make it loose then insert the crowbar to unclench the cover board 3 Keep the box on end and the legs downward and pull the rack out of the box Make sure not to remove the antistatic bag of the rack before pulling the rack out 4 Remove the...

Page 41: ...ring the unpacking and acceptance Do not open the antistatic bags until the board is to be mounted into the rack In addition avoid damaging any antistatic bag and keep it for future use when storing spare boards and packing the faulty boards for repair 2 When the equipment is moved from a colder and drier place to a hotter and damper place wait for 30 minutes before unpacking the equipment Otherwi...

Page 42: ... packing list attached and sign for the acceptance with the customer on site 3 3 3 Inspecting the Boards Check the boards against the delivery list and contact the equipment supplier in time if any incompliance is found 3 4 Goods Acceptance and Handover After goods acceptance both parties should sign the Unpacking Inspection Report for confirmation after which the goods should be handed over to th...

Page 43: ...of the BTS cabinets Connection and fixation between BTS cabinets Standard of installing the BTS cabinets 4 1 External Structure of the BTS Cabinet At present there is only one type of BTS cabinet Welded cabinet The BTS rack has a fully closed shielded structure as shown in Fig 4 1 1 Dimensions of the rack 700mm W 600mm D 1800mm H Dimensions of the base 700mm W 600mm D 100 mm H ...

Page 44: ...ce requirements Fig 4 2 1 shows how to arrange the equipment inside the equipment room 1 The rack arrangement should fully take into account the direction from the feeder to the BTS The feeder should be as short as possible provided that its curvature is guaranteed 2 At least 1m passage should be reserved before the rack 3 At least 0 8m space should be reserved after the rack for maintenance 4 Kee...

Page 45: ...on the adjustable base provided by ZTE When there is no antistatic floor available in the equipment room the base and the rack can be mounted directly on the ground If there is antistatic floor in the equipment room angle steel supports should be prepared by the manufacturers according to the mounting hole location drawing of the BTS rack and the floor height measured The base and rack are then mo...

Page 46: ...on the base 4 3 2 1 Base Structure Assemble the rack base 1 Dimensions of the base Each base is provided with two supports and four baffle plates Its dimensions are 700mm W 600mm D 100mm H 2 Fig 4 3 1 shows the assembly of the base and its components 1 Support B 2 Screw M5 16 3 Front baffle plate 4 Rear baffle plate 5 Support A 6 Side plate Fig 4 3 1 Assembly of the BTS Rack Base 4 3 2 2 Fixing th...

Page 47: ...ack slightly towards the other side and perform the same operations as above to fix the support of the base at the other side with the rack 4 Pay attention to the upper and lower positions of the U shaped fixing holes on the base Rack Gasket Leg Base Fig 4 3 2 Fixing the Base with the Rack 4 3 2 3 Positioning the Base First follow the installation engineering design drawing to determine the instal...

Page 48: ...ill 3 When drilling it is recommended that one person drill the holes and the other clean dust with a cleaner 4 Put an expansion bolt in the drilled hole and hammer it in with a rubber hammer Fix the bolt with its nut and then remove the nut to get ready for the rack installation Make sure that the expansion bolt must be securely fixed If not the rack cannot be securely installed 4 3 2 4 Fixing th...

Page 49: ...gs between the rack and the base at the four corners of the rack bottom In the case the floor is uneven and there is big error use gaskets to adjust the rack levelness 2 Verticality Check the rack verticality with a plumb The verticality error between the rack bottom and the rack top should be less than 3mm 3 Stability The rack should stand still when you push the upper part of the rack with your ...

Page 50: ...rew Side plate Rear baffle Fig 4 3 5 Installing the Rack Baffle Plates 4 3 2 7 Insulation Test Conduct the grounding test of the cabinet according to the requirements specified in Section 2 1 5 4 4 Connecting and Fixing Multiple Cabinets This section describes the installation and fixation of multiple cabinets for the multi carrier BTS When two cabinets are required to be closely placed to each ot...

Page 51: ...e connecting bars on the set top as shown in Fig 4 4 2 Fig 4 4 2 Assembling the Connecting Bars on the Cabinet Top When two cabinets are required but they are not to be closely placed to each other use the upper cabling mode For the detailed installation method please refer to the assembly diagram of multiple cabinets shown in Fig 4 4 3 ...

Page 52: ...ion the direction from the feeder to the BTS The feeder should meet the bending radian requirement and be as short as possible 2 There must be an aisle no less than 1m wide in the cabinet front 3 There must be maintenance room no less than 0 8m in the cabinet rear 4 A rack space should be reserved at one side of the cabinet for future system expansion and the other side is away from the wall at le...

Page 53: ...the set top to connect the two cabinets firmly 6 When the system is expanded to three carriers and four carriers two cabinets are required If they are not placed close to each other the upward cabling mode should be adopted The specific cabling should comply with the installation engineering standards ...

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Page 55: ...ply cables consist of the 48V cable black grounding cable blue and protection grounding cable yellow green The connector of the BDS power cable on BTSB is shown in Fig 5 1 1 Fig 5 1 1 BDS Power Cable Installation on BTSB The diameter of the main power cable should be calculated by the actual capacity The specifications of the three commonly used BTSB power cables are 1 Black with the cross section...

Page 56: ... installation flow is shown in Fig 5 2 1 Power cabling in the cabinet Power cable leading from the distribution frame Connecting to the filter on the cabinet Fig 5 2 1 Installation Flow of RFS Power 5 3 Cable Installation Procedure The power supply is led into the filters by the power cables distributed to the busbars on the two sides of the cabinet by PD and then led to the backplane of each plug...

Page 57: ...Chapter 5 Power Supply System Installation 5 3 Fig 5 3 1 RFS Power Cabling Fig 5 3 2 BDS Power Cabling The connection between the busbar and backplane through the 48V power cable is shown in Fig 5 3 3 ...

Page 58: ...e plastic insulation layer and the same diameter as the power cable The two 48V terminal blocks of the DC distribution cabinet should be reliably connected to the 48V DC negative busbars of the active standby DC distribution panels respectively The GND terminal blocks of the DC distribution cabinet should be reliably connected to the 48V DC positive busbars of the active standby DC distribution pa...

Page 59: ...cting power cables While fixing the lug at one end of the DC distribution frame add the flat washer and spring washer to make sure that the lug is reliably fixed and that the cable and wiring bar are in good contact to minimize the contact resistance For details see Fig 5 3 4 2 Plain washer 3 Nut 4 Bolt 5 Cable 1 Copper bar 6 Spring washer Fig 5 3 4 Connecting Power Cable 1 When installing lugs if...

Page 60: ...0 BTSB I28A Installation Manual 5 6 Cross connection 45º or 50º bending connection Back to back connection 2 Plain washer 3 Nut 4 Bolt 5 Cable 1 Copper bar 6 Spring washer Fig 5 3 5 Connecting Power Cable 2 ...

Page 61: ...er and the building and the provision of the connecting point for the indoor and the outdoor grounding copper bars to connect the ground grid via separate 50mm2 wires as shown in Fig 6 1 1 The wire of the indoor rack PGND protection ground is connected to the indoor grounding copper bar as shown in Fig 6 1 1 The wire of the BTS rack 48VGND working ground is connected to the working ground terminal...

Page 62: ...Lightning arrester frame DC power frame Other equipment 2 Indoor grounding bar Protection ground of any equipment including cabling racks inside the equipment room shall be connected to the indoor grounding bar Fig 6 1 1 Wiring for the BTS Ground 6 2 Installing the BTS Grounding System 6 2 1 Installing the Outdoor Grounding Copper Bar The outdoor grounding copper bar is used for lightning protecti...

Page 63: ...Bar 6 2 2 Installing the Feeder Grounding Clip Caution No installation of grounding clip should be performed in case of any lightning strike lest bodily injury may be incurred When installing the grounding clip keep the feeder at the joint of the grounding clip and the feeder straight 6 2 2 1 Grounding Principles of Main Feeders 1 Usually each main feeder should be grounded with grounding clips at...

Page 64: ...ls Paper cutter flathead screwdrivers wrench and sharp nose pliers 2 Select a proper installation position for the grounding clip And cut open the sheath of the 7 8 feeder to the size of the grounding clip The structure of the grounding clip is as shown in Fig 6 2 2 Grounding end Grounding cable Feeder Locking spring plate of the grounding cable External copper core of the feeder Copper sheet of t...

Page 65: ...e following steps to conduct the waterproof treatment to the joint of the grounding clip and the feeder 1 First wrap the waterproof adhesive tapes and then wrap the PVC tapes 2 To wrap the waterproof adhesive tapes apply them layer by layer from bottom to top first then from top to bottom once again and finally from bottom to top thrice that is wrap three layers of them During the process make sur...

Page 66: ...ers installed on the frame are in the same direction and the DIN F connector of all the lightning arresters are in the same direction The lightning arrester should be securely installed on the frame and in close contact with the frame 2 Fix the assembled lightning arrester to the cabling rack Plan the installation position carefully to make both the main feeder and the set top jumper easily be con...

Page 67: ...ester Fixing plate of the lighting arrester Lightning arrester frame Jumper Jumper GPS Lightning arrester Insulation sleeve Grounding cable of the lightning arrester frame to connect the outdoor grounding bar Wall Antenna feeder GPS feeder Fig 6 2 4 Installing the Lightning Arrester Frame ...

Page 68: ......

Page 69: ...The RFE model varies with the BTS configuration and the number length of connection lines configured for the front panel of the rack The following sections describe the typical configurations Single carrier single sector single carrier two sector single carrier three sector and two carrier three sector 7 1 2 Precautions for Installing the RF Cables on the Front Panel The front panel of the BTS rac...

Page 70: ...re of the RF connection lines between RFE HPA and TRX The cables have all been deployed for the rack before factory delivery if the base station is newly built During the installation open the baffle of the cabling slot on the front panel and take out the connectors SMA and connect them to the corresponding positions against the labels on the cables For the specific content of these labels please ...

Page 71: ...nd in order and no cable should be damaged during the bundling or cutting of their cable ties 7 2 Installing the Cables for the Single carrier BTS and the Two Carrier BTS 7 2 1 Installing the RF Cables for a Single carrier Single sector BTS 1 Connecting the RF cables Fig 7 2 1 shows how to connect the RF cables on the front panel of the rack for the single carrier single sector BTS Omni RFE DUP AN...

Page 72: ...l 7 4 Fig 7 2 1 RF Cable Connection on the Front Panel of the Rack for the Single carrier Single sector BTS 2 Cabling of the front panel Fig 7 2 2 shows the wiring of the front panel for the rack of the single carrier single sector BTS ...

Page 73: ...A 2 A 1 B 2 B 3 A 4 A 3 B 4 B 5 A 5 B 6 A 7 A 6 B 7 B 8 B 8 A 9 A 9 B 接前门板接地螺柱 10 A 接前门板接地螺柱 Connected to the grounding bolt of the front door Fig 7 2 2 Front Panel Wiring for the Rack of the Single carrier Single sector BTS with the BDS Plug in Shelf ...

Page 74: ...0 460 BTS RFE RFE2 TEST BTS HPA BTM RFE2 RF01 RF cables 5 RF01 07 1050 1050 BTS RFE RFE1 RX1 BTS TRX TRX1 RX1 6 RF01 08 1200 1200 BTS RFE RFE2 RX1 BTS TRX TRX1 RX2 RF06 RF cables 7 RF06 01 260 260 BTS RFE RFE1 HPA BTS HPA HPA1 RF OUT 8 RF06 04 800 800 BTS HPA HPA1 RF IN BTS TRX TRX1 TX MS test antenna 9 MS 860 860 BTS HPA BTM ANT BTS set top Grounding cables of the door 10 JDX 250 Grounding screw ...

Page 75: ...FOUT RX1 RX2 TX B ANT RFE DUP ANT TEST HPA RX1 RX2 RX3 RX4 RFE DIV ANT TEST RX1 RX2 RX3 RX4 B ANT DIV HPA TRX RFIN RFOUT RX1 RX2 TX Fig 7 2 3 RF Cable Connection on the Front Panel of the Rack for the Single carrier Two sector BTS 2 Cabling of the front panel Fig 7 2 4 shows the wiring of the front panel for the rack of the single carrier two sector BTS ...

Page 76: ...1 2 A 1 3 A 14 A 1 1 B 1 2 B 13 B 1 4 B 15 B 1 6 B 1 5 A 1 6 A 1 7 A 17 B 接前门板接地螺柱 1 8 A 接前门板接地螺柱 Connected to the grounding bolt of the front door Fig 7 2 4 Front Panel Wiring for the Rack of the Single carrier Two sector BTS with the BDS Plug in Shelf 3 The wiring of the front panel is further described in Table 7 2 2 ...

Page 77: ... RFE3 8 RF03 04 390 390 BTS RFE RFE4 TES T BTS HPA BTM RFE4 RF01 RF cables 9 RF01 07 1050 1050 BTS RFE RFE1 RX1 BTS TRX TRX1 RX1 10 RF01 08 1200 1200 BTS RFE RFE2 RX1 BTS TRX TRX1 RX2 11 RF01 09 1300 1300 BTS RFE RFE3 RX1 BTS TRX TRX2 RX1 12 RF01 10 1450 1450 BTS RFE RFE4 RX1 BTS TRX TRX2 RX2 RF06 RF cables 13 RF06 01 260 260 BTS RFE RFE1 HPA BTS HPA HPA1 RF OUT 14 RF06 02 370 370 BTS RFE RFE3 HPA...

Page 78: ...P ANT TEST HPA RX2 RX4 RX3 RX1 RFE DUP ANT TEST HPA RX2 RX4 RX3 RX1 RFE DIV TEST ANT RX2 RX4 RX3 RX1 RFE DIV TEST ANT RX2 RX4 RX3 RX1 RFE DUP ANT TEST HPA RX2 RX4 RX3 RX1 RFE DIV TEST ANT RX2 RX4 RX3 RX1 Fig 7 2 5 Circuitry on the Front Panel of the Rack for the Single carrier Three sector BTS 2 Cabling of the front panel Fig 7 2 6 shows the wiring of the front panel for the rack of the single car...

Page 79: ... A 7 B 8 B 9 B 1 0 B 1 1 B 12 B 13 A 14 A 15 A 1 3 B 1 4 B 1 5 B 1 6 A 17 A 1 8 A 19 A 20 A 21 A 1 6 B 1 7 B 18 B 1 9 B 2 0 B 21 B 22 B 2 3 B 2 4 B 2 2 A 2 3 A 2 4 A 2 5 A 25 B 接前门板接地螺柱 2 6 A Connected to the grounding bolt of the front door Fig 7 2 6 Front Panel Wiring for the Rack of the Single carrier Three sector BTS ...

Page 80: ... B 5 B 4 B 6 B 23 B 22 B 24 B 19 B 18 B 16 B 17 B 20 B 21 B 23 A 22 A 24 A 14 B 13 B 15 B 16 A 17 A 7 A 1 A 13 A 3 A 8 A 9 A 2 A 8 B 10 B 11 B 9 B 7 B 25 A Connected to the grounding bolt of the front door Fig 7 2 7 Front Panel Wiring for the Rack of the Single carrier Three sector BTS with the EBDS HS Part of the EBDS Hybrid Shelf ...

Page 81: ...E RFE4 TEST BTS HPA BTM RFE4 11 RF03 05 510 510 BTS RFE RFE5 TEST BTS HPA BTM RFE5 12 RF03 06 600 600 BTS RFE RFE6 TEST BTS HPA BTM RFE6 RF01 RF cables 13 RF01 07 1050 1050 BTS RFE RFE1 RX1 BTS TRX TRX1 RX1 14 RF01 08 1200 1200 BTS RFE RFE2 RX1 BTS TRX TRX1 RX2 15 RF01 09 1300 1300 BTS RFE RFE3 RX1 BTS TRX TRX2 RX1 16 RF01 10 1450 1450 BTS RFE RFE4 RX1 BTS TRX TRX2 RX2 17 RF01 11 1400 1400 BTS RFE...

Page 82: ...X2 TRX RX1 TX RX2 TRX RX1 TX RX2 TRX RX1 f1 f2 RFE DUP ANT TEST HPA RFE DUP ANT TEST HPA RFE DUP ANT TEST HPA RFE DUP ANT TEST HPA A f1 A C B f2 f1 A ANT f1 B ANT f2 A ANT f2 B ANT RFOUT RFIN HPA RFOUT RFIN HPA C B TX RX2 TRX RX1 TX RX2 TRX RX1 RFE DUP ANT TEST HPA RFE DUP ANT TEST HPA C B f1 C ANT f2 C ANT RX2 RX4 RX3 RX1 RX2 RX4 RX3 RX1 RX2 RX4 RX3 RX1 RX2 RX4 RX3 RX1 RX2 RX4 RX3 RX1 RX2 RX4 RX3...

Page 83: ...A 13 A 14 A 15 A 16 A 17 A 18 A 13 B 15 B 17 B 14 B 16 B 18 B 31 A 32 A 33 A 34 A 35 A 36 A 31 B 32 B 33 B 34 B 35 B 36 B 19 B 25 B 20 B 26 B 21 B 27 B 22 B 28 B 23 B 29 B 24 B 30 B 19 A 25 A 22 A 28 A 20 A 26 A 23 A 29 A 21 A 27 A 24 A 30 A 37 A 37 B 38 A 接前门板接地螺柱 7 B 8 B 9 B 10 B 11 B 12 B Connected to the grounding bolt of the front door Fig 7 2 9 Front Panel Wiring for the Rack of the Two c...

Page 84: ...380 BTS RFE RFE3 TEST BTS HPA BTM RFE3 10 RF03 04 390 390 BTS RFE RFE4 TEST BTS HPA BTM RFE4 11 RF03 05 510 510 BTS RFE RFE5 TEST BTS HPA BTM RFE5 12 RF03 06 600 600 BTS RFE RFE6 TEST BTS HPA BTM RFE6 RF01 RF cables 19 RF01 07 1050 1050 BTS RFE RFE1 RX1 BTS TRX TRX1 RX1 20 RF01 08 1200 1200 BTS RFE RFE2 RX1 BTS TRX TRX1 RX2 21 RF01 09 1300 1300 BTS RFE RFE3 RX1 BTS TRX TRX2 RX1 22 RF01 10 1450 145...

Page 85: ...Single carrier or Two carrier BTS The internal signal cables at the BTS rack s backplane are transit cable from rack top to GPS antenna of GCM board T1 transit cable from rack top to DSM board LVDS cable HPA unit cable and BTM cable The ZXC10 BTSB I28A backplane cables are ready connected and tested before rack delivery and it s unnecessary to lay them over again during installation For easier exp...

Page 86: ...g can be either for three carrier three sector configuration or four carrier three sector configuration 7 3 1 Installing the RF Cables for a Three carrier Three sector BTS 1 Connecting the RF cables Fig 7 3 1 shows the circuitry on the front panel of the rack for the three carrier three sector BTS ...

Page 87: ...X RX2 TRX RX1 RF E COM DUP ANT TEST HPA C B f 1 C ANT RX2 RX4 RX3 RX1 HPA2 RFE COM COM HPA1 HPA2 C OM HPA1 HPA2 R FE COM RX2 RX4 RX3 RX1 RX2 RX4 RX3 RX1 RFOU T RFIN HPA RFOUT RFIN HPA RF OUT RF IN HPA C B A TX RX 2 TRX RX 1 TX RX2 TRX RX1 TX RX2 TRX RX1 f1 RFE COM DUP ANT T E ST HPA RFE COM DUP ANT TEST HPA A f1 C B f1 A ANT f1 B ANT RFE COM DUP ANT TEST HPA f1 C A NT RX2 RX4 RX3 RX1 RX2 RX4 RX3 R...

Page 88: ... 1 three carrier BTS Wiring of the No 2 three carrier BTS Connected to the grounding bolt of the front door Connected to the grounding bolt of the front door Fig 7 3 2 Front Panel Wiring for the Rack of the Three carrier Three sector BTS 3 The wiring of the front panel is further described in Table 7 3 1 Table 7 3 1 Wiring List of the Front Panel for the 1 Three carrier BTS Cabinet ...

Page 89: ...E RFE5 RX3 1 BTS set top ANT6 RFE 11 RF08 08 2000 2000 1 BTS TRX TRX3 RX2 1 BTS set top ANT6 TRX 12 RF08 04 1450 1450 1 BTS TRX TRX6 RX2 1 BTS set top ANT6 TRX RF07 RF cables 13 RF07 50 5 1 BTS RFE RFE1 HPA 1 BTS RFE RFE2 COM 14 RF07 50 5 1 BTS RFE RFE3 HPA 1 BTS RFE RFE4 COM 15 RF07 50 5 1 BTS RFE RFE5 HPA 1 BTS RFE RFE6 COM RF06 RF cables 16 RF06 02 370 370 1 BTS RFE RFE2 HPA1 1 BTS HPA HPA1 RF ...

Page 90: ... top ANT1 36 RFE 01 02 250 220 250 220 2 BTS RFE RFE3 ANT 2 BTS set top ANT3 37 RFE 01 02 250 220 250 220 2 BTS RFE RFE5 ANT 2 BTS set top ANT5 RF08 RF cables 38 RF08 01 850 850 2 BTS RFE RFE1 RX3 2 BTS set top ANT2 RFE 39 RF08 01 850 850 2 BTS RFE RFE1 RX4 2 BTS set top ANT2 RFE 40 RF08 05 1600 1600 2 BTS TRX TRX1 RX2 2 BTS set top ANT2 TRX 41 RF08 03 1300 1300 2 BTS RFE RFE3 RX3 2 BTS set top AN...

Page 91: ...1050 1050 2 BTS RFE RFE1 RX1 2 BTS TRX TRX1 RX1 54 RF01 09 1300 1300 2 BTS RFE RFE3 RX1 2 BTS TRX TRX2 RX1 55 RF01 20 1600 1600 2 BTS RFE RFE5 RX1 2 BTS TRX TRX3 RX1 Grounding cables of the door 56 JDX 250 Grounding screw of the BTS frame Grounding screw of the front door 7 3 2 Installing the RF Cables for a Four carrier Three sector BTS 1 Connecting the RF cables Fig 7 3 3 shows the circuitry on ...

Page 92: ...2 COM HP A1 HPA2 RF E C OM RX2 RX4 RX3 RX1 RX2 RX4 RX3 RX1 RF OUT RF IN HPA R FO UT R FIN HPA R FOU T R FIN H PA R FOU T RFIN HPA A C B A TX RX2 TRX RX1 TX RX2 TRX RX1 TX RX2 TRX RX1 TX RX2 TRX RX1 f 1 f2 RFE COM DU P ANT TEST HPA R FE CO M COM HPA1 R FE COM DUP ANT TEST HPA A f1 A C B f2 f1 A A NT f 1 B AN T RF OU T RF IN HPA RFOU T RF IN HPA C B TX RX2 TRX RX1 TX RX2 TRX RX1 RF E C OM DUP ANT TE...

Page 93: ... 13 A 74 A 70 B 63 B 47 B 43 B 62 B 68 B 52 B 48 B 44 B 51 B 65 B 64 B 67 B 66 B 72 B 69 B 73 B 71 B 61 B 59 B 57 B 60 B 58 B 56 B 62 A 66 A 64 A 63 A 65 A 67 A 69 A 68 A 42 A 41 A 53 A 38 A 58 A 71 A 70 A 57 A 46 A 45 A 73 A 72 A 59 A 50 A 49 A 61 A 55 A 56 A 54 A 53 B 54 B 39 A 40 A 60 A 55 B 41 B 42 B 43 B 44 B 38 B 49 B 50 B 51 B 52 B 45 B 46 B 47 B 48 B 39 B 40 B 4载频2 BTS布线示意图前接面板接地螺钉...

Page 94: ...NT4 TRX 12 RF08 02 950 950 1 BTS RFE RFE5 RX3 1 BTS set top ANT6 RFE 13 RF08 02 950 950 1 BTS RFE RFE5 RX4 1 BTS set top ANT6 RFE 14 RF08 08 2000 2000 1 BTS TRX TRX3 RX2 1 BTS set top ANT6 TRX 15 RF08 04 1450 1450 1 BTS TRX TRX6 RX2 1 BTS set top ANT6 TRX RF07 RF cables 16 RF07 50 5 1 BTS RFE RFE1 HPA 1 BTS RFE RFE2 COM 17 RF07 50 5 1 BTS RFE RFE3 HPA 1 BTS RFE RFE4 COM 18 RF07 50 5 1 BTS RFE RFE5...

Page 95: ...FE RFE5 ANT 2 BTS set top ANT5 RF08 RF cables 41 RF08 01 850 850 2 BTS RFE RFE1 RX3 2 BTS set top ANT2 RFE 42 RF08 01 850 850 2 BTS RFE RFE1 RX4 2 BTS set top ANT2 RFE 43 RF08 05 1600 1600 2 BTS TRX TRX1 RX2 2 BTS set top ANT2 TRX 44 RF08 08 2000 2000 2 BTS TRX TRX4 RX22 2 BTS set top ANT2 TRX 45 RF08 03 1300 1300 2 BTS RFE RFE3 RX3 2 BTS set top ANT4 RFE 46 RF08 03 1300 1300 2 BTS RFE RFE3 RX4 2 ...

Page 96: ...1 07 1050 1050 2 BTS RFE RFE1 RX1 2 BTS TRX TRX1 RX1 69 RF01 17 1330 1330 2 BTS RFE RFE1 RX2 2 BTS TRX TRX4 RX1 70 RF01 09 1300 1300 2 BTS RFE RFE3 RX1 2 BTS TRX TRX2 RX1 71 RF01 09 1300 1300 2 BTS RFE RFE3 RX2 2 BTS TRX TRX5 RX1 72 RF01 11 1400 1400 2 BTS RFE RFE5 RX1 2 BTS TRX TRX3 RX1 73 RF01 15 1100 1100 2 BTS RFE RFE5 RX2 2 BTS TRX TRX6 RX1 Grounding cables of the door 74 JDX 250 Grounding sc...

Page 97: ...T4 RFE 10 RF cable suite 1 BTS set top ANT4 TRX 2 BTS set top ANT4 RFE 11 RF cable suite 1 BTS set top ANT6 RFE 2 BTS set top ANT6 TRX 12 RF cable suite 1 BTS set top ANT6 RFE 2 BTS set top ANT6 TRX 13 RF cable suite 1 BTS set top ANT6 TRX 2 BTS set top ANT6 RFE 14 RF cable suite 1 BTS set top ANT6 TRX 2 BTS set top ANT6 RFE 7 3 4 Connecting the Backplane Signal Cables of the BTS Rack For three ca...

Page 98: ...k top for cabinet combination purpose Definition of signals I_30M _MBTS I_30M _MBTS The 30M differential MLVDS digital clock from MBTS_CDM input to the SBTS rack I_CHIP _MBDS I_CHIP _MBDS The 16CHIP differential MLVDS clock from MBDS_GCM output to RIM of SBDS I_PP2S _MBDS I_PP2S _MBDS The PP2S differential MLVDS clock from MBDS_GCM output to RIM of SBDS 2 Clock signal jumpers between racks The str...

Page 99: ...r on the backplane of BDS frame while the other end is fixed on the transfer installation hole of set top When DSM is configured as 100ΩT1 a D shape 44 core connector is adopted on the backplane of BDS frame 8 channel T1 is supported meanwhile extended 8 channel T1 is provided The system supports maximum 16 channel T1 End A Flag End B1 End B2 End B3 End B4 End B5 End B6 F lag F lag F lag F lag Fig...

Page 100: ...ed pair It connects the board interfaces to the rack top The characteristic impedance of the T1 cable is the same as the input output impedance of the line transceiver set for the board s T1 transceiver 7 4 4 Connection Positions of Both Ends Cabling and Signal Flow Direction of Cables One end of the T1 cable connects to the connector on the backplane of the IP_BDS shelf and the other connects to ...

Page 101: ...Direction B1 BSC IP_T1_0 IN0 B2 BSC IP_T1_0 OUT0 B3 BSC IP_T1_1 IN1 B4 BSC IP_T1_1 OUT1 B5 BSC IP_T1_2 IN2 B6 BSC IP_T1_2 OUT2 B7 BSC IP_T1_3 IN3 B8 BSC IP_T1_3 OUT3 B9 BSC IP_T1_4 IN4 B10 BSC IP_T1_4 OUT4 B11 BSC IP_T1_5 IN5 B12 BSC IP_T1_5 OUT5 B13 BSC IP_T1_6 IN6 B14 BSC IP_T1_6 OUT6 B15 BSC IP_T1_7 IN7 A BTS BBDS IP_X71 BSC_E1 B16 BSC IP_T1_7 OUT7 B1 EXT IP T1_0 IN0 E1 A BTS BBDS IP_X76 EXT_T1...

Page 102: ...P_T1_1 IN1 B4 EXT IP_T1_1 OUT1 B5 EXT IP_T1_2 IN2 B6 EXT IP_T1_2 OUT2 B7 EXT IP_T1_3 IN3 B8 EXT IP_T1_3 OUT3 B9 EXT IP_T1_4 IN4 B10 EXT IP_T1_4 OUT4 B11 EXT IP_T1_5 IN5 B12 EXT IP_T1_5 OUT5 B13 EXT IP_T1_6 IN6 B14 EXT IP_T1_6 OUT6 B15 EXT IP_T1_7 IN7 B16 EXT IP_T1_7 OUT7 Fig 7 4 2 120 Ω Cable ...

Page 103: ...red Yellow 2black Grey 2red Grey 2black Blue 3red Blue 3black Pink 3red Pink 3black Green 3red Green 3black Yellow 3red Yellow 3black Grey 3red Grey 3black Blue 4red Blue 4black Note Blue 1red means there is a red dot identifier on the blue line while pink 2red means there are 2 red dot identifiers on the pink line I P _ 1 2 0 _ E 1 I P _ 1 2 0 _ E 1 I P _ 1 2 0 _ E 1 I P _ 1 2 0 _ E 1 O P T 4 5 S...

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Page 105: ...this section to assemble the CC4Y J32 connector on the 100Ω coaxial cable and connect the cable end with the CC4Y J32 connector to the set top According to the transmission equipment or DDF port configured for the BTS select a proper coaxial connector and assemble it to the 100Ω coaxial cable to connect with the related port on the DDF or the transmission equipment This coaxial connector is usuall...

Page 106: ...Fig 8 2 1 2 As shown in b of Fig 8 2 1 slip parts 1 and 2 around the cable peel one end of the cable tin the core wire and then open the shielding layer forth to help inserting the plug crimping position 3 After welding the core wire screw parts 2 to parts 3 as shown in c of Fig 8 2 1 4 Mount the crimping tube and crimp it with a special tool as shown in d of Fig 8 2 1 2 Making the coaxial connect...

Page 107: ... the internal conductor as shown in b of Fig 8 2 3 3 As shown in c of Fig 8 2 3 insert the internal conductor into the connector Note that the core wire must be inserted into the leg at the rear of the internal conductor Weld the wire and cut the shielding net neatly to 6mm long 4 Push the crimping tube and the shielding net to the end of the connector as shown in d of Fig 8 2 3 5 As shown in e of...

Page 108: ...f DDF 3 Trunk cable test The internal conductor of the connectors at both ends should be reliably welded to the internal conductor of the coaxial cable without any dry joint The internal conductors of the connectors at both ends have good continuity and the external conductors have good continuity Both the internal conductor and the external conductor cannot be short circuited ...

Page 109: ...installed on the ceiling as close to the rack as possible The installation steps are as follows 1 As shown in b of Fig 9 2 1 separate the upper part and the lower part of the smog sensor 2 Connect the green and red wires as shown in a of Fig 9 2 1 at end B of the 10m smog sensor cable to the two terminals marked 1 and 3 at the bottom of the smog sensor as shown in c of Fig 9 2 1 3 As shown in b of...

Page 110: ...oor Temperature Humidity Sensor The temperature humidity sensor is mounted on the wall Select a proper position on the wall in the equipment room drill a hole of Φ6 put in a rubber cork tighten the captive screw and finally hang the sensor on the wall through the hole The dimensions of the sensor is as shown in b of Fig 9 2 2 Both ends of the sensor connection line are DB9 connectors As shown in a...

Page 111: ...6 9 Label L 10 m a b Pinouts of the DB9 male connector at End B Fig 9 2 2 Installing the Temperature Humidity Sensor Table 9 2 2 Terminal Connection of the Temperature Humidity Sensor Cable Connector Signal Pin ID at End A Cable Color Pin ID at End B HUM 1 White 3 TEMP 7 Blue 4 GND 3 White 1 5V 8 Orange 5 6 Shielded wire ...

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Page 113: ...es tools and instruments and technical documents and the installation environment check The installation of the antenna feeder equipment is important to the installation of the BTS equipment Its construction quality directly affects the operating performance of the entire BTS system Most of the BTS installation engineering is the installation of the antenna feeder equipment that generally takes up...

Page 114: ...lation staff and assigning proper tasks especially working on the tower to the staff in the principle of Safety First The Installation Supervisor should fill in the engineering data faithfully Requirements for the installation staff Staff that can conduct the installation professionally under the instruction of the supervisor The staff working at heights should have no acrophobia and be in good he...

Page 115: ...e tower must wear the safety belt and must not wear loose clothes or slippery shoes while the staff under the tower must wear the safety helmet 1 Emphasize the safety precautions to the engineering staff 2 The outdoor engineering of the antenna feeder should be conducted on a fine day without strong wind 3 Distinct marks should be set up at the engineering site to keep off people irrelevant The st...

Page 116: ... engineering staff who step out of the platform on the tower safety helmet safety rope thick uniform RF proof clothing canvas tool bag gloves multi purpose power socket 7 Others Standing ladder wooden axle hoisting tool for the main feeder this can be borrowed from the local user 10 2 Structure of the Antenna Feeder System As shown in Fig 10 2 1 the antenna feeder system comprises antenna antenna ...

Page 117: ...htning protection grounding clip Main feeder 7 8 6 PCS BTS cabinet Lightning protection grounding clip Cabling rack Lightning protection grounding clip Iron tower Equipment room Lightning arrester Jumper 1 2 6 PCS Fig 10 2 1 Typical Structure of the Antenna Feeder System of Three sector BTS 10 3 Installation Content and Flow ...

Page 118: ...ork planning Usually 0 10 adjustable 4 Antenna direction It is determined by the azimuth of the antenna Two antennas in the same sector should point to the same direction 5 Distance between diversity antennas The two antennas in the same sector are diversity receiving antenna to each other with the same vertical height The horizontal distance d is as large as possible to satisfy the engineering re...

Page 119: ...ntenna Adjustment of the verticality of the omni antenna Jumper installation and sealing of the omni antenna Fixation of the antenna End Fig 10 3 1 Antenna Installation Flow 10 4 Installing the Antenna Parts 10 4 1 Determining the Antenna Installation Position During the installation the antenna installation position should be determined according to the antenna feeder installation drawing among t...

Page 120: ...na be damaged due to crash with the tower body In the case the antenna is to be installed on the tower use the rope and pulley block to hoist the antenna the 3m antenna jumper and all the accessories such as tools safety belts adhesive tapes and straps to the tower top platform and place them in a safe place Take corresponding safety measures during the process Small metal staff as antenna fixing ...

Page 121: ...stallation process Please carefully read the installation instructions provided along with the antenna during the installation and install the antenna as per the actual situation 1 Initial assembly of the directional antenna fittings The directional antenna has a number of installation fasteners For example the Kathrein antenna has two types of fasteners 738516 and 737974 Before fixing the antenna...

Page 122: ...uld not be too tight that you are unable to adjust the direction and the pitch angle of the antenna nor too loose lest the antenna slip downward 3 Adjusting the azimuth of the antenna 1 Determine the azimuth of the antenna using a compass And determine the installation direction of the directional antenna according to the engineering design drawing 2 Turn the antenna slightly to adjust its face di...

Page 123: ...ntenna Kathrein 650 directional antenna Pull the antenna leftward and rightward after initial installation and fixation to adjust the azimuth of the antenna Scale 00 160 Fig 10 4 2 Installing the Kathrein Antenna 4 Adjusting the pitch angle of the antenna 1 Adjust the pitch angle of the dip meter to the angle required by the engineering design 2 Turn the top of the antenna slightly let go or hold ...

Page 124: ...or too tight lest the antenna jacket be damaged 3 Check the antenna verticality The omni antenna must be vertical Make sure the antenna is vertical and then fix it to the antenna embracing pole 4 Stick the support installed with the antenna out of the tower platform and adjust the support to make the antenna vertical 10 4 5 Connecting and Sealing the Jumper and the Antenna Note The antenna and the...

Page 125: ...te The feeder window provided by ZTE is a four hole one with the dimensions of 400mm 400mm Altogether 12 feeders can go through the feeder window and the dimensions of the cavity on the wall can be 300mm 300mm If the user provides a special feeder window then make the wall cavity according to the actual dimensions of the feeder window The feeder window is usually mounted on the wall outside the eq...

Page 126: ...t room to keep warm and keep sands outside Fig 10 4 4 Structure of the Feeder Window Table 10 4 1 Model and Dimensions of the Feed Window Model of feeder window Dimensions Smallest Hole Required Preferred Hole Recommended 4 hole 5 4 feeder window 400 400 240 240 300 300 9 hole 7 8 feeder window 500 500 360 360 400 400 4 hole 7 8 feeder window 400 400 240 240 280 280 10 4 7 Installing the Feeders T...

Page 127: ...r part Feeder Label Lightning arrester Cabinet top jumper Indoor part Fig 10 4 5 Structure of a BTS Feeder 10 4 7 1 Determining the Feeder Routes During the engineering installation phase the layout of the feeder should be determined according to the feeder wiring drawing among the engineering design drawings If the layout of the feeder need be modified as per the practical situation you should co...

Page 128: ...heir installation instructions Take the 7 8 main feeder connector as an example The procedure to make the connector is as follows 1 The common cutting tool to make the feeder connector is as shown in Fig 10 4 6 Fig 10 4 6 Cutting Tool for the 7 8 Feeder Connector 2 Measure a straight feeder section of about 150mm to be installed with the connector and cut and strip the feeder sheath 50mm away from...

Page 129: ...ter 5 Check the cutting length of the feeder as shown in Fig 10 4 8 Crest position Fig 10 4 8 Checking the Cutting Length of the Feeder 6 Separate the front part and back part of the feeder connector and insert the back part into the feeder till it contacts with the first corrugation of the feeder 7 Firmly insert the tube expander of the cutter into the feeder and turn it left and right to expand ...

Page 130: ... the front part and the back part of the feeder connector as shown in Fig 10 4 10 Fig 10 4 10 Connecting the Front Part and the Back Part of the Feeder Connector 10 Screw the front part of the feeder connector and fix it with an appropriate wrench so that it does not move against the feeder Then screw the back part of the feeder connector with the wrench till it is fixed as shown in Fig 10 4 11 Ke...

Page 131: ...eeder to the length of the measured actual length plus 1m to 2m 3 After cutting a main feeder attach the corresponding temporary label to both ends of the feeder for example ANT1 ANT2 ANT3 ANT4 ANT5 and ANT6 When the feeder is installed attach the formal label to it 4 Move the cut feeders to the roof During the process take care that the feeders are not damaged or pressed 2 For the antenna feeder ...

Page 132: ...he following steps to install the main feeder 1 Check again that the main feeder labels attached 0 3m away from both ends of the main feeder are correct 2 Wrap the main feeder connector made under the tower with flax or antistatic packing bag together with foam and strap it tightly 3 Knot and fix the hoisting rope 0 4m and 3 4m away from the feeder connector to help the staff both on and under the...

Page 133: ... 5 Cabling and Fixing the Main Feeders 1 Cabling principle of the main feeder The main feeder that enters the equipment room from the feeder window and is routed along the indoor cabling rack should be bound neatly without crossing The main feeder that is routed along the indoor cabling rack and the cabling rack on the tower should have no crossing Make yourself familiar with the routing of the ma...

Page 134: ...ld be the same When installing two rows of feeder clips inside the same cabling ladder the two rows should be parallel and arranged neatly Fig 10 4 13 shows the outside view of a three feeder clip Fig 10 4 13 Three feeder Clip 2 Sort out the main feeders from the antenna to the equipment room inside 3 Fix the main feeders from top to bottom and sort them out while attaching the three feeder clips ...

Page 135: ... purpose you can design water curves as necessary Feeder window Bent once with the minimum diameter more than 90mm Indoor Outdoor Cabling rack Feeder clip Fig 10 4 14 Method 1 of Introducing Feeders into the Equipment Room Indoor Feederwindow Cablingrack Feederclip Bentoncewiththeminimum diametermorethan90mm Fig 10 4 15 Method 2 of Introducing Feeders into the Equipment Room Use cabling racks both...

Page 136: ...attached on the feeders after cutting This is very important to avoid feeder chaos Determine the cutting position When cutting the feeders select the cutting position according to the equipment room conditions such as the rack installation position the set top jumper length the lightning arrester configuration or the installation position of the lightning arrester frame the bending radii of the fe...

Page 137: ...he antenna feeders conduct the SWR test on each of them The measured SWR should be less than 1 5 and usually less than 1 3 If this is not satisfied check immediately the feeder connectors installed antenna feeders and lightning arresters to find where the problem comes from For the method of SWR test with SiteMaster refer to Appendix G 10 6 Waterproof Treatment for the Connectors Caution The water...

Page 138: ...lest the feeder connector be loosened during the wrapping process 4 As shown in Fig 10 6 2 wrap the adhesive tapes layer by layer and then wrap them again in the reverse direction The upper layer covers the lower layer by about 1 3 to avoid water penetration Finally reverse the direction and wrap them layer by layer again Apply the tape with three layers without any cut in the entire process Wrap ...

Page 139: ...tape on top of the waterproof adhesive tape During the process make sure the upper layer overlaps the lower layer by half the width of the tape 7 Grip the PVC tapes and the waterproof adhesive tapes to make them tightly adhered to each other 8 Tie the two ends of the adhesive tape with straps to prevent it from being aged or falling off ...

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Page 141: ... the navigation positioning signals from the GPS satellites and demodulates frequency and clock signals through the GPS signal receiver for use by the related units of the CDMA base station Requirements for the installation of the GPS antenna The installation position of the GPS antenna should have a broad view so that the GPS antenna can track satellites as many as possible Usually select a safe ...

Page 142: ...r for the coaxial cable 2 Thread the connector through the GPS accessory tube and distribute the coaxial cable from the GPS antenna to the GPS lightning arrester 3 Screw the outdoor connector of the coaxial cable to the GPS antenna connector 4 Keep the GPS antenna still while screwing the tube on the GPS antenna 5 Fix the tube to the embracing pole with a fixing clamp 6 Cut the coaxial cable accor...

Page 143: ...fore welding the core wire thread the parts with the cable in the sequence as shown in Fig 11 4 2 Then weld the cable core wire and the pins Note that the cable shielding layer should be open and slipped on the bushing Pin Insulating piece Cable shielding Bushing Pressing tube Nut Cable Cablecore Tin solder Fig 11 4 2 Welding the Pins of the GPS Connector 3 Parts for Installation After welding the...

Page 144: ... has its own lightning arrester installed between the GPS antenna and the BTS rack The lightning arrester should be connected to the outdoor grounding copper bar via a 6mm2 grounding cable For the BTS installed with a lightning arrester frame you may fix the GPS lightning arrester onto the frame In this case the 6mm2 grounding cable is unnecessary Note The lightning arrester must be connected corr...

Page 145: ...6 E1 lines externally Eight are used to connect upstream BSC while other eight to connect downstream BTS which support the daisy chain networking mode and can also function as E1 extension to connect upstream BSC This board may also connect to the transmission network to support SDH optical transmission connections 2 CCM CCM Communication Control Module is the control core for data signaling routi...

Page 146: ...control flood temperature humidity and smog signals It will then report the results to the OMC console via CCM In addition it provides RS232 and RS485 interfaces for the connections with external monitoring devices 6 GCM GCM GPS Control Module provides reliable and high stability clock source for various modules of BTS The major clocks include TOD UTC timing message system clock 16CHIP and PP2S ci...

Page 147: ...n conversion median frequency filtering AGC processing and I Q demodulation on these signals to convert the received modulated RF signals into baseband I Q signals In the forward channel TRX conducts I Q modulation median frequency filtering and upward conversion on the baseband I Q signals to convert them into modulated RF signals while also performing TPTL power control 12 PSMD PSMB is the main ...

Page 148: ...Module ZTE currently provides two types of RFE RF Front End modules Select the module according to the BTS configuration as follows RFE DUP Applicable to single carrier BTS and two carrier BTS RFE DIV Diversity RX branch applicable only to single carrier BTS The panel of the two types of RFE module is as shown in Fig 12 2 1 All RF interfaces are located on the front panel including the interfaces ...

Page 149: ... Boards 12 5 PWRON LNAALM RFE DUP RX1 RX2 RX3 RX4 ANT RFLOW VSWR15 VSWR30 TEST HPA PWRON LNAALM RFE DIV RX1 RX2 RX3 RX4 ANT Fig 12 2 1 Panel of RFE Modules Description of the interfaces on the RFE panel is given in Table 12 2 1 ...

Page 150: ... the received signal amplified by LNA RX end of TRX of the first carrier SMA RF cable RX2 One of the four power branches of the received signal amplified by LNA RX end of TRX of the second carrier SMA RF cable RX3 One of the four power branches of the received signal amplified by LNA Test interface SMA A 50Ω terminal load is connected when the interface is not in use RX4 One of the four power bran...

Page 151: ...hapter 12 Installing the Boards 12 7 PWRON ALM HPA RFON OFF RFIN ON TEST RFOUT Testport Powerswitch Handle Powerindication VSWRalarm Outputpoweralarm Windgrid Fig 12 2 2 Structure of the HPA Front Panel ...

Page 152: ...escription of the Interfaces on the HPA Front Panel Name of the Interface End Signal To Connector Connection Mode RF IN Forward TX signal sent by TRX TX end of TRX SMA RF cable RF OUT Amplified forward power signal HPA end of RFE SMA RF cable 12 2 3 TRX The structure of the TRX front panel is as shown in Fig 12 2 3 ...

Page 153: ...Chapter 12 Installing the Boards 12 9 RUN ALM TRX TX RST RX1 RX2 RS232 Fig 12 2 3 Structure of the TRX Front Panel Description of the RF interfaces is given in Table 12 2 3 ...

Page 154: ...odules in the plug boxes of the BTS rack can be inserted both from the front and the rear Insert them in the correct place during the installation Check the socket slot during installation 1 Structure of the boards and the modules Each board and module is installed with connector on its back to connect with the backplane as shown in Fig 12 3 1 The board is installed with a panel bar on its front w...

Page 155: ...Chapter 12 Installing the Boards 12 11 Socket connector Fixing pin Fig 12 3 1 Connectors on the Rear of the Boards and Modules ...

Page 156: ... esetbutton T estport P W R O N A L M H P A R F O N O F F R F I N O N T E S T R F O U T T e s tp o r t P o w e r s w itc h C la s p e r P o w e r in d ic a tio n V S W R a la r m O u tp u tp o w e ra la r m W in d g r id Fig 12 3 2 Front Panel of the Boards and Modules 2 Plugging boards and modules ...

Page 157: ...backplane be bent or broken 3 Locking the board When the board is inserted in place press down the handle till it clicks which indicates that the board is clipped by the spring 4 Locking the module When the module is inserted in place fasten it with the spring nail on the panel 5 The boards PPM PSMC PSMD and HPA in the BTS rack are available with their own power switches They should not be plugged...

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Page 159: ...ke of magnitude 7 on the Ritcher Scale 3 The levelness error of a cabinet should be less than 3mm but its vertical missing should be no more than 3mm The gap between two adjacent stands should be no more than 3mm 4 The front door of the rack should be flush with the front edges of other equipment without any concave or convex 5 The front of the rack should be at 1m away from the wall and the rear ...

Page 160: ...nged and connecting pieces at the combined set top should be firmly installed 14 The surface of the integrated equipment should be clean and tidy and the paint outside it should be in good condition The identifications should be correct clear and complete 15 The front door of a cabinet must be easily opened or closed 13 2 Check of cabling rack In terms of a cabling rack the hardware installation c...

Page 161: ...rossing 7 Cable straps should be made tidy and pleasing to the eye Cable clips should be evenly spaced neither too tight nor loose and go in the same direction 8 Any excess cable strap should be cut and all indoor cable straps must be cut from the root without any tips left 9 Some residue should be left when all outdoor cable straps are cut after binding 10 All cable straps must be cut from the ro...

Page 162: ...ng point in the grounding copper bar is connected with one piece of equipment alone 5 The protective grounding wire and AC neutral line are routed instead of being placed or used together 6 AC neutral line in the power room is independently grounded 7 The indoor ground resistance is less than 5Ω 8 Each cable is identified clearly and correctly 9 The ground wire of a power cable when laid should be...

Page 163: ...ghtly wrapped with insulating tape or put in a heat shrink tube instead of being exposed to outside 21 The connecting terminals should be equipped with flat washers and spring washers 13 5 Check of T1 Cable Installation The installation check of T1 cables involves the following 1 T1 cable connectors are reliably installed without any short circuit or damage 2 T1 cables are connected correctly and ...

Page 164: ...tween TRX HPA and DUP should be parallel as much as possible and cannot be extended too tightly Some residue should be left at the bending part and connectors connected reliably 13 8 Installation Check of Indoor 1 2 Jumpers Indoor 1 2 jumpers involve the following installation check 1 According to the name plate of the main feeder use 1 2 jumpers to connect with the connecting terminals on the rac...

Page 165: ...htning arrester rack installed should be insulated from the cabling rack 2 The lightning arrester should be installed on the lightning arrester rack in a firm reliable and beautiful way 3 The grounding copper wire of a lightning arrester rack must be routed to outdoor grounding copper bars for reliable grounding 4 When led outdoors the grounding copper wire of a lightning arrester rack must be ins...

Page 166: ...om another grounding clip for lightning protection should be put at the building top or on the cabling rack 6 The terminals of the grounding clip of a feeder should be fixed on the steel plate of a nearby tower 7 The outdoor grounding copper bar employs a special reliable path to an underground ground grid The line width should be more than 50mm2 Otherwise users should lay connecting cables as soo...

Page 167: ...esponding lengths on a feeder name plate 15 Avoid any dry joint in soldering GPS core wire 16 GPS copper core and external outer layer cannot be short circuited The core pin of a feeder connector should be parallel to the external end face of a GPS feeder connector 17 GPS feeder connectors should be tightened 13 12 Installation and Check of Feeder Windows and Waterproof Bend of the Main Feeder Fee...

Page 168: ...main feeders should also be correctly connected The threads of the connectors should fit in and the connectors are tightened 2 The jumper connected with an antenna should be bound along the support crossbar to the steel frame of the tower 3 The wrapping requirements between an antenna and 1 2 jumper connector and the wrapping between a 1 2 jumper and the main feeder connector are as follows 1 the ...

Page 169: ...r the area within the downdip of 45º from the lightning arrester 5 Measure the azimuth of an antenna In case of a unipolarization directional antenna each antenna should be measured The actual azimuth of an antenna conforms to network planning and two antennas within the same sector goes in the same direction The azimuth error of the directional antenna is no more than 5º 6 Measure the actual mech...

Page 170: ...an the support top 12 When an omni antenna is installed on a roof the horizontal interval between the omni antenna and antenna lightning arrester should be no less than 2 5m 13 An omni antenna installed on a roof should avoid blind area 14 Check the matching relationship of the main diversity antennas within the sectors and the set top jumpers on the rack 15 The diversity distance between two ante...

Page 171: ...ws 1 Any outdoor engineering waste should be cleaned After the installation is over the outdoor work site should be recovered to what it was without any cable strap stub waste paper box waste cable or waste plastic bag The whole site should be clean and tidy 2 Put away indoor unused materials The materials to be put in the equipment room should be kept in order Keep everything indoor clean and tid...

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Page 173: ...istribution rack is within the allowable range 40V 57V If not check the power system in the base station 3 Make sure that T1 cables are correctly connected without insecure connections 4 Check the antenna feeder system Check with a standing wave ratio tester to see whether the standing wave ratio of the antenna feeder is less than 1 5 generally less than 1 3 Feeder connectors should be well assemb...

Page 174: ...PM PSMC PSMB and HPA inside a BTS rack and the fan layer are off 3 Turn on the power supply outside the rack If any abnormality is found please shut down the power supply immediately and check it The rack will not be powered on until the fault is removed 4 Plug a PSMD power module into the voltage plane of the rack and turn on the power switch of the power supply outside the rack If any abnormalit...

Page 175: ... observe with the help of the BSC background controller and test the base station Normal power on procedures of ZXC10 BTSB I28A are as follows 1 Turn on 48V power switch outside the rack to power the rack and then Turn on the PSMD power switch If any abnormality is found please immediately shut down the power supply and check it The rack will not be powered on until the fault is removed 2 Turn on ...

Page 176: ...ZXC10 BTSB I28A Installation Manual 14 4 3 Turn off the PSMD power switch on the rack and then the 48V power switch powering the rack outside ...

Page 177: ...stem BIM BDS Interface Module BSC Base Station Controller BSS Base Station System BTM BTS Test Module BTS Base Transceiver System CCM Communication Control Module CDM Clock Distribution Module CHM Channel Processing Module CHM 1x Channel Processing Module for cdma2000 DBS Database Subsystem DSM Data Service Module EPLD Electrically Programmable Logic Device FA Foreign Agent FER Frame Error Rate FP...

Page 178: ...gonal Transmit Diversity OW Order Wire PA Power Amplifier PCF Packet Control Function PDSN Packet Data Serving Node PP2S Pulse Per 2 seconds PPP Point to Point Protocol RF Radio Frequency RFS Radio Frequency Subsystem RIM Radio Interface Module RRFS Remote RFS RSSI Received Signal Strength Indicator RX Receiver SAM Site Alarm Module SBTS Slave BTS SCH Synchronization Channel SCS System Control Sub...

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