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3

Installing RRU3804 and SRXU Hardware

About This Chapter

This describes how to install the hardware, route the cables, and check the hardware installation
of the RRU3804 and SRXU.

3.1 Information About the Installation

This describes the installation modes and space requirements of the RRU3804 and SRXU.

3.2 Procedure for Installing the RRU3804 and SRXU

The procedure for installing the RRU3804 and SRXU varies with the installation scenarios. The
procedure involves making preparations, installing the RRU3804 and SRXU, connecting related
cables, checking the hardware installation, and installing the housing of the RRU3804 and
SRXU.

3.3 Preparing for DBS3800 Installation

Before installing the DBS3800, acquaint yourself with the type, quantity, and installation
position of the equipment to be installed. Then unpack the DBS3800 and prepare tools and
instruments for the installation.

3.4 Installing the RRU3804 on the Ground or Rooftop

When the RRU3804 needs to be installed on the ground or rooftop, it supports one-module, two-
module centralized, and three-module centralized installation modes.

3.5 Installing the RRU3804 on the Tower

Before installing the RRU3804 on the tower, you need to assemble the parts and then lift them
up to the tower.

3.6 Installing the SRXU

This describes how to install the SRXU on the RRU3804 in one-module, two-module
centralized, or three-module centralized installation mode.

3.7 Installing RRU3804 and SRXU Cables

This describes how to install the cables of the RRU3804 and SRXU, remove and install the cover
plate of the RRU3804 or SRXU cabling cavity.

3.8 Checking RRU3804 and SRXU Hardware Installation

This describes how to check the power-on status, hardware installation, and field cleanliness for
the RRU3804 and SRXU.

RRU3804
User Guide

3 Installing RRU3804 and SRXU Hardware

Issue 01 (2007-11-29)

Huawei Technologies Proprietary

3-1

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Содержание RRU3804

Страница 1: ...RRU3804 V100 User Guide Issue 01 Date 2007 11 29 Part Number 31018637 Huawei Technologies Proprietary ...

Страница 2: ...or transmitted in any form or by any means without prior written consent of Huawei Technologies Co Ltd Trademarks and Permissions and other Huawei trademarks are the property of Huawei Technologies Co Ltd All other trademarks and trade names mentioned in this document are the property of their respective holders Notice The information in this document is subject to change without notice Every effo...

Страница 3: ... 1 6 Engineering Specifications of the RRU3804 2 10 2 2 SRXU Equipment 2 11 2 2 1 Appearance of the SRXU 2 11 2 2 2 LEDs on the SRXU 2 12 2 2 3 Ports on the SRXU 2 13 2 2 4 Panels of the SRXU 2 14 2 2 5 Engineering Specifications of the SRXU 2 15 2 3 RRU3804 Cables 2 15 2 3 1 PGND Cable of the RRU3804 2 16 2 3 2 Power Cable of the RRU3804 2 17 2 3 3 AISG Multi Wire Cable of the RRU3804 SRXU 2 18 2...

Страница 4: ...ed RRU3804 3 61 3 5 3 Installing the Assembled RRU3804 on the Tower 3 62 3 6 Installing the SRXU 3 65 3 6 1 Installing the SRXU on a Single RRU3804 3 66 3 6 2 Installing the SRXUs on the Two RRU3804s 3 69 3 6 3 Installing the SRXUs on the Three RRU3804s 3 74 3 7 Installing RRU3804 and SRXU Cables 3 78 3 7 1 Cabling Specifications for the NodeB 3 78 3 7 2 Connections of RRU3804 and SRXU Cables 3 80...

Страница 5: ...owering on the RRU3804 SRXU 4 2 4 2 2 Powering off the RRU3804 SRXU 4 4 4 3 Replacing an RRU3804 4 4 4 4 Replacing an SRXU 4 6 4 5 Replacing RRU3804 and SRXU Cables 4 7 4 5 1 Replacing the CPRI Optical Cable 4 7 4 5 2 Replacing the RF Jumper of the RRU SRXU 4 8 4 5 3 Replacing the AISG Multi Wire Cable of the RRU SRXU 4 10 4 5 4 Replacing the AISG Extension Cable of the RRU SRXU 4 11 Index i 1 RRU...

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Страница 7: ...n no TX diversity 2 21 Figure 2 14 CPRI optical cable 2 22 Figure 2 15 Connecting the CPRI optical cable in 1 x 1 configuration no TX diversity 2 22 Figure 2 16 Connecting the CPRI optical cable in 3 x 1 configuration no TX diversity 2 23 Figure 2 17 Antenna jumper 2 23 Figure 2 18 Interconnect jumper 2 24 Figure 2 19 Boolean RS485 input cable 2 26 Figure 2 20 PGND cable 2 27 Figure 2 21 2 hole te...

Страница 8: ...s and installing the expansion bolt assembly 3 20 Figure 3 21 Securing the mounting plate 3 21 Figure 3 22 One RRU3804 in ordinary mode and the other in reverse mode 3 22 Figure 3 23 Securing the attachment plate 3 23 Figure 3 24 Installing the module 3 24 Figure 3 25 Securing the module 3 25 Figure 3 26 Holes in the multi purpose attachment plate 3 26 Figure 3 27 Securing the multi purpose attach...

Страница 9: ...t module 3 50 Figure 3 60 Installing the first module 3 51 Figure 3 61 Securing the first module 3 52 Figure 3 62 Removing the plastic housing 3 52 Figure 3 63 Installing the module in reverse mode in the housing 3 53 Figure 3 64 Securing the attachment plate on the module in reverse mode 3 53 Figure 3 65 Installing the second module 3 54 Figure 3 66 Securing the second module 3 55 Figure 3 67 Ins...

Страница 10: ...3 Connecting the PGND cable 1 3 84 Figure 3 104 Connecting the PGND cable 2 3 85 Figure 3 105 Connecting the OT terminal 3 85 Figure 3 106 Power cable with two OT terminals 3 86 Figure 3 107 Determining lengths of power cable for different operation 3 86 Figure 3 108 Stripping the cable 3 87 Figure 3 109 Two OT terminals on the power cable 3 87 Figure 3 110 Removing the jacket from the power cable...

Страница 11: ...ment for the wires of the AISG extension cable 2 19 Table 2 18 Pin assignment for the fiber tails 2 20 Table 2 19 Pin assignment for the fiber tails of the CRPI optical cable 2 22 Table 2 20 RF jumper connections of the RRU3804 2 24 Table 2 21 Pin assignment for the wires of the Boolean RS485 input cable 2 26 Table 2 22 Pin assignment for the wires of the DC power cable 2 28 Table 2 23 Pin assignm...

Страница 12: ...Table 4 3 LEDs on the SRXU 4 3 Tables RRU3804 User Guide x Huawei Technologies Proprietary Issue 01 2007 11 29 ...

Страница 13: ...ed for l NodeB installers l System engineers l Site maintainers Change History For changes in the document refer to Changes in RRU3804 User Guide Organization 1 Safety Information 2 RRU3804 and SRXU Hardware This describes the RRU3804 equipment SRXU equipment and related cables 3 Installing RRU3804 and SRXU Hardware This describes how to install the hardware route the cables and check the hardware...

Страница 14: ...e data loss and performance degradation or unexpected results TIP Indicates a tip that may help you solve a problem or save your time NOTE Provides additional information to emphasize or supplement important points of the main text 2 General Conventions Convention Description Times New Roman Normal paragraphs are in Times New Roman Boldface Names of files directories folders and users are in boldf...

Страница 15: ...k OK Multi level menus are in boldface and separated by the signs For example choose File Create Folder 5 Keyboard Operation Convention Description Key Press the key For example press Enter and press Tab Key1 Key2 Press the keys concurrently For example pressing Ctrl Alt A means the three keys should be pressed concurrently Key1 Key2 Press the keys in turn For example pressing Alt A means the two ...

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Страница 17: ...y of accidents The Danger Caution and Note items in the documents do not cover all the safety precautions that must be followed They only provide the generic safety precautions for operations Symbols DANGER This symbol indicates that casualty or serious accident may occur if you ignore the safety instruction CAUTION This symbol indicates that serious or major injury may occur if you ignore the saf...

Страница 18: ...ice to be grounded l Ground the device before installation and remove the ground cable after uninstallation l Do not operate the device in the absence of a ground conductor Do not damage the ground conductor l The unit or system must be permanently connected to the protection ground before operation Check the electrical connection of the device before operation and ensure that the device is reliab...

Страница 19: ...ations on high voltage and AC power supply facilities l When installing the AC power supply facility follow the local safety regulations l When operating the AC power supply facility follow the local safety regulations l When operating the high voltage and AC power supply facilities use the specific tools instead of common tools l When the operation is performed in a damp environment ensure that w...

Страница 20: ...the power switch l Before connecting the power cable ensure that the power cable and label comply with the requirements of the actual installation Fuse CAUTION To ensure that the system runs safely when a fuse blows replace it with a fuse of the same type and specifications Electrostatic Discharge CAUTION The static electricity generated by the human body may damage the electrostatic sensitive com...

Страница 21: ...in the human body Figure 1 1shows how to wear an ESD wrist strap Figure 1 1 Wearing an ESD wrist strap NOTE For the GSM dual density base station you need not wear an ESD wrist strap 1 3 Inflammable Environment DANGER Do not place the device in the environment that has inflammable and explosive air or fog Do not perform any operation in this environment Any operation of the electrical device in th...

Страница 22: ...ng and maintaining the storage battery ensure the following l Use special insulation tools l Use eye protection devices and operate with care l Wear rubber gloves and an apron in case of an electrolyte overflow l Always keep the battery upright when moving Do not place the battery upside down or tilt it Short Circuit DANGER Short circuit of the battery may cause injury Although the voltage of a ba...

Страница 23: ... overflow If acid overflow occurs handle the acid immediately Acid CAUTION If the acid overflows it should be absorbed and neutralized immediately When handling a leaky battery protect against the possible damage caused by the acid Use the following materials to absorb and neutralize acid spills l Sodium bicarbonate baking soda NaHCO3 l Sodium carbonate soda Na2CO3 Antacids must be used according ...

Страница 24: ...n the transmitters before entering these areas Such areas may not exist but if they exist the areas must be within a range of less than 10 m around the antennas l Each forbidden zone should be indicated by a physical barrier and striking sign to warn the public or workers Laser CAUTION When handling optical fibers do not stand close to or look into the optical fiber outlet with unaided eyes Laser ...

Страница 25: ...an optical fiber ensure that the optical fiber is disconnected from the optical source After disconnecting the optical fiber use protecting caps to protect all the optical connectors 1 6 Working at Heights CAUTION When working at heights ensure that the objects do not fall When working at heights ensure that the following requirements must be met l The personnel who work at heights must be trained...

Страница 26: ...e 75o The slant can be measured with the angle square or with arms as shown inFigure 1 3 When using a ladder place the wider end of the ladder on the ground and take protective measures on the base of the ladder against slippage Place the ladder on a stable ground When climbing the ladder ensure the following l The gravity of the body does not shift from the edge of the ladder l Keep balance on th...

Страница 27: ...rilling on the cabinet may damage the electromagnetic shielding and internal cables Metal shavings from the drilling may result in a short circuit of the circuit board if they get into the cabinet l Before drilling a hole on the cabinet remove the cables from the cabinet RRU3804 User Guide 1 Safety Information Issue 01 2007 11 29 Huawei Technologies Proprietary 1 11 ...

Страница 28: ... board into the running fan until the fan is switched off and stops running Moving Heavy Objects Wear the protective gloves when moving heavy objects CAUTION l Be careful when moving heavy objects l When moving the chassis outwards be aware about the unfixed or heavy objects on the chassis to prevent injury l Two persons should be available to move a chassis one person must not move a heavy chassi...

Страница 29: ...cables separately from the strong current cables or high voltage cables Cabling Requirements At a very low temperature movement of the cable may damage the plastic skin of the cable To ensure the construction safety comply with the following requirements l When installing cables ensure that the environment temperature is above 0oC l If cables are stored in the place below 0oC move the cables into ...

Страница 30: ......

Страница 31: ...extended RF interface module that provides two RX channels for RF signals 2 3 RRU3804 Cables The RRU3804 cables include the PGND cable power cable AISG multi wire cable AISG extension cable CPRI optical cable RF jumper and Boolean input cable 2 4 SRXU Cables The SRXU cables include the PGND cable power cable AISG multi wire cable AISG extension cable CPRI optical cable and RF jumper RRU3804 User G...

Страница 32: ...t Family This describes the function modules and auxiliary facilities in the DBS3800 product family 2 1 2 Appearance of the RRU3804 The RRU3804 features a modular structure with its ports at the module bottom and on the cabling cavity 2 1 3 LEDs on the RRU3804 The LEDs on the LED panel of the RRU3804 indicate the running status of the RRU3804 2 1 4 Ports on the RRU3804 The ports on the RRU3804 con...

Страница 33: ...ne BBU3806C and one to three RRU3801Cs which processes RF and baseband signals and applies to outdoor environment Auxiliary Facilities of the DBS3800 Auxiliary Facility Description APM30 Auxiliary power backup system for outdoor application The APM30 provides the following functions l 48 V DC power output l Temperature control l 2 U or 7 U space for your devices depending on the configuration of b...

Страница 34: ... device The SPD40R provides the following functions l AC surge protection l Four AC power inputs l Remote fault alarm reporting l Local fault alarm reporting For details on the functions of the SPD40R refer to the SPD40R User Guide DPD32 1 6 Indoor facility for DC power distribution The DPD32 1 6 provides the following functions l One DC power input at a maximum current of 32 A l Six DC power outp...

Страница 35: ...ernet signals over the BBU3806 from lightning surge For details on the functions of the SLPU refer to SLPU DDF The DDF is used for the E1 T1 cable connections between the BBU3806 and the transmission device According to installation positions the DDF falls into two types namely external DDF and built in DDF For details on the functions of the DDF refer to Built in DDF 2 1 2 Appearance of the RRU38...

Страница 36: ...N The module is reporting alarms excluding VSWR related alarms OFF The module is operational TX_ACT Green ON The module is running OFF No specific meaning VSWR Red ON VSWR related alarms are reported OFF No VSWR related alarm is reported CPRI_W Red green ON green The CPRI link is normal ON red The optical module receives local alarms related to LOS 0 5s ON 0 5s OFF red The CPRI link is out of lock...

Страница 37: ... 2 2 Power supply port on the RRU3804 Application Port Quanti ty Connector Type Power supply 48 V DC power supply 1 OT terminal Transmission Ports Table 2 3 Transmission ports on the RRU3804 Port Quantity Data Rate Connector Type Optical ports 2 1 25 Gbit s ESFP socket Alarms Ports Table 2 4 Alarm port on the RRU3804 Application Port Quantity Connector Type Alarms 2 channel dry contact alarms 1 ch...

Страница 38: ... RET antenna power input to the SRXU 1 DB9 waterproof RF Main TX RX 1 DIN round and waterproof RX diversity 1 DIN round and waterproof Interconnection between combined cabinets 1 2W2 2 1 5 Panels of the RRU3804 The RRU3804 has a bottom panel a cabling cavity panel and an LED panel Figure 2 3 shows the panels of the RRU3804 2 RRU3804 and SRXU Hardware RRU3804 User Guide 2 8 Huawei Technologies Prop...

Страница 39: ...igure 2 3 Panels of the RRU3804 Table 2 7 describes the ports and LEDs on the panels of the RRU3804 RRU3804 User Guide 2 RRU3804 and SRXU Hardware Issue 01 2007 11 29 Huawei Technologies Proprietary 2 9 ...

Страница 40: ...larms CPRI_E Optical ports CPRI_W RTN Ports for power supply NEG PGND Grounding bolt LEDs RUN For details refer to 2 1 3 LEDs on the RRU3804 ALM TX_ACT VSWR CPRI_W CPRI_E 2 1 6 Engineering Specifications of the RRU3804 This describes the engineering specifications for the RRU3804 Dimensions The dimensions of the RRU3804 including the mounting plate and housing are 280 mm x 155 mm x 488 mm W x D x ...

Страница 41: ... modular structure with its ports at the module bottom and on the cabling cavity 2 2 2 LEDs on the SRXU The LEDs on the LED panel of the SRXU indicate the running status of the SRXU 2 2 3 Ports on the SRXU The ports on the SRXU consist of grounding ports power supply ports transmission ports and other ports 2 2 4 Panels of the SRXU The SRXU has a bottom panel a cabling cavity panel and an LED pane...

Страница 42: ... faulty 1s ON 1s OFF The module is operational 0 5s ON 0 5s OFF Software is being loaded to the module ALM Red ON The module is reporting alarms OFF The module is operational CPRI_W Red green ON green The CPRI link is normal ON red The optical module receives local alarms related to LOS 0 5s ON 0 5s OFF red The CPRI link is out of lock OFF The optical module is not in position or is powered off CP...

Страница 43: ...r supply ports on the SRXU Application Port Quanti ty Connector Type Power supply DC power from the RRU3804 1 DB9 waterproof Transmission Ports Table 2 11 Transmission ports on the SRXU Port Quantity Data Rate Connector Type Optical port 2 1 25 Gbit s ESFP socket Other Ports Table 2 12 Other ports on the SRXU Application Port Quanti ty Connector Type RET antenna 1 DB9 waterproof RF Main TX RX 1 DI...

Страница 44: ...SRXU The SRXU has a bottom panel a cabling cavity panel and an LED panel Figure 2 5 shows the panels of the SRXU Figure 2 5 Panels of the SRXU Table 2 13 describes the ports and LEDs on the panels of the SRXU 2 RRU3804 and SRXU Hardware RRU3804 User Guide 2 14 Huawei Technologies Proprietary Issue 01 2007 11 29 ...

Страница 45: ...ifications of the SRXU Dimensions The dimensions of the SRXU are 260 mm x 60 mm x 480 mm W x D x H Weight The weight of the SRXU is 6 kg at most Power Consumption The maximum power consumption of the SRXU is 30 W 2 3 RRU3804 Cables The RRU3804 cables include the PGND cable power cable AISG multi wire cable AISG extension cable CPRI optical cable RF jumper and Boolean input cable 2 3 1 PGND Cable o...

Страница 46: ...U The RF jumper of the RRU3804 SRXU is of two types antenna jumper and interconnect jumper The interconnect jumper is optional depending on the site configuration 2 3 8 Boolean RS485 Input Cable of the RRU3804 The cable transmits the 2 channel Boolean alarm signals and 1 channel RS485 signals from external devices to the RRU3804 Thus the external signals are monitored 2 3 1 PGND Cable of the RRU38...

Страница 47: ...le Table 2 14 and Table 2 15 describe the pin assignment for the wires of the 48 V DC power cable Table 2 14 Pin assignment for the wires of the 48 V DC power cable North American Standard Wire Type Wire Color NEG Blue RTN Black Table 2 15 Pin assignment for the wires of the 48 V DC power cable European Standard Wire Type Wire Color NEG Blue RTN Brown Installation Position At one end of the cable ...

Страница 48: ...shown in Figure 2 9 Figure 2 9 AISG multi wire cable Pin Assignment Table 2 16 describes the pin assignment for the wires of the AISG multi wire cable Table 2 16 Pin assignment for the wires of the AISG multi wire cable X1 End X2 End Wire Type Remarks X1 1 X2 1 Twisted pair 12 V X1 7 X2 7 Twisted pair DC GND X1 9 AISG_Switch X1 3 X2 3 Twisted pair RS485 X1 5 X2 5 RS485 Installation Position If onl...

Страница 49: ...Appearance One end of the AISG extension cable is a standard AISG male connector and the other end is a standard AISG female connector as shown in Figure 2 10 Figure 2 10 AISG extension cable Pin Assignment Table 2 17 describes the pin assignment for the wires of the AISG extension cable Table 2 17 Pin assignment for the wires of the AISG extension cable X1 End X2 End Wire Color Wire Type Remarks ...

Страница 50: ...gure 2 11 CPRI optical cable Pin Assignment Table 2 18 describes the pin assignment for the fiber tails Table 2 18 Pin assignment for the fiber tails Label Color Connect to 1A Orange RX port on the RRU 1B Gray TX port on the RRU 2A Orange TX port on the BBU3806 2B Gray RX port on the BBU3806 Connections of BBU3806 RRU CRPI Optical Cable in Typical Configurations The connections of the CPRI optical...

Страница 51: ...on the RRU l The RX port on the BBU3806 is connected to the TX port on the RRU 2 3 6 BBU3806C RRU SRXU CPRI Optical Cable The CPRI optical cable transmits CPRI signals between BBU3806C and RRU3801C between BBU3806C and RRU3804 and between RRU3804 and SRXU Appearance The CPRI optical cable is a multi mode 2 wire cable with LC connectors at both ends Figure 2 14 shows the CPRI optical cable RRU3804 ...

Страница 52: ...XU 2B TX port on the RRU or SRXU Connections of BBU3806C RRU CRPI Optical Cable in Typical Configurations The connections of the CPRI optical cable between the BBU3806C and the RRU depend on specific networking modes Figure 2 15 and Figure 2 16 show the connections of the optical cable between the BBU3806C and the RRU in two typical configurations Figure 2 15 Connecting the CPRI optical cable in 1...

Страница 53: ... Jumper of the RRU3804 SRXU The antenna jumper transmits and receives RF signals 2 3 7 2 Interconnect Jumper of the RRU3804 SRXU The interconnect jumper transmits RF signals between two RRU3804s SRXUs 2 3 7 3 RF Cable Connections of the RRU3804 One end of the RF jumper is connected to the RF ports on the RRU3804 and the other end to the feeder Which RF port to use depends on the networking modes A...

Страница 54: ...RXUs Appearance The interconnect jumper is 2 m long and both ends have 2W2 connectors as shown in Figure 2 18 Figure 2 18 Interconnect jumper Installation Position The 2W2 connectors at the two ends of the interconnect jumper are linked to the ports labeled RX_IN OUT on two RRU3804s SRXUs respectively RF Cable Connections of the RRU3804 One end of the RF jumper is connected to the RF ports on the ...

Страница 55: ...sity mode 3 x 1 in no TX diversity mode l Three RRU3804s l Three dual polarization antennas l Six antenna jumpers l The DIN connectors of the six antenna jumpers are linked to the ANT_TX RXA ports and ANT_RXB ports on RRU3804 0 RRU3804 1 and RRU3804 2 3 x 2 in no TX diversity mode 4 way RX diversity l One RRU3804 l One SRXU l Two antenna jumpers and one DC power cable l The DIN connectors of the t...

Страница 56: ...le 2 21 Pin assignment for the wires of the Boolean RS485 input cable X1 End Cord End Terminal Wire Color Wire Type Label X1 2 X2 White blue Twisted pair SWITCH_INPUT0 X1 3 X3 Blue GND X1 6 X4 White orange Twisted pair SWITCH_INPUT1 X1 7 X5 Orange GND X1 10 X6 White green Twisted pair RS485_TX X1 11 X7 Green RS485_TX X1 13 X8 White brown Twisted pair RS485_RX X1 14 X9 Brown RS485_RX Installation P...

Страница 57: ...nsion cable is used The AISG extension cable is 15 m long 2 4 5 BBU3806 RRU SRXU CPRI Optical Cable The CPRI optical cable transmits CPRI signals between BBU3806 and RRU3801C between BBU3806 and RRU3804 and between RRU3804 and SRXU 2 4 6 RF Jumper of the RRU3804 SRXU The RF jumper of the RRU3804 SRXU is of two types antenna jumper and interconnect jumper The interconnect jumper is optional dependi...

Страница 58: ... the wires of the DC power cable X1 End X2 End Wire Color Wire Type Remarks X1 6 X2 6 White blue Twisted pair DC power cable Blue X1 7 X2 7 White orange Twisted pair GND Orange Installation Position One end of the DC power cable is connected to the RET PWR_SRXU port at the bottom of the RRU3804 and the other end is connected to the PWR_SRXU socket at the bottom of the SRXU 2 4 3 AISG Multi Wire Ca...

Страница 59: ...inked to the RET PWR_SRXU port at the bottom of the RRU3804 and the standard AISG female connector is linked to the corresponding connector on the RCU or to the AISG extension cable If both the RRU3804 and the SRXU are installed the waterproof DB9 connector is linked to the RET port at the bottom of the SRXU and the standard AISG female connector is linked to the corresponding connector on the RCU...

Страница 60: ...e X1 7 X2 7 White orange Twisted pair DC Return A Orange X1 3 X2 3 White green Twisted pair RS485 B X1 5 X2 5 Green RS485 A X1 6 X2 6 White brown Twisted pair 24 V Brown Installation Position The AISG female connector is linked to the corresponding connector on the RCU and the AISG male connector is linked to the AISG female connector of the AISG multi wire cable 2 4 5 BBU3806 RRU SRXU CPRI Optica...

Страница 61: ...U 2A Orange TX port on the BBU3806 2B Gray RX port on the BBU3806 Connections of BBU3806 RRU CRPI Optical Cable in Typical Configurations The connections of the CPRI optical cable between the BBU3806 and the RRU depend on specific networking modes Figure 2 26 and Figure 2 27 show the connections of the optical cable between the BBU3806 and the RRU in two typical configurations Figure 2 26 Connecti...

Страница 62: ...RF Jumper of the RRU3804 SRXU The RF jumper of the RRU3804 SRXU is of two types antenna jumper and interconnect jumper The interconnect jumper is optional depending on the site configuration Antenna Jumper of the RRU3804 SRXU The antenna jumper transmits and receives RF signals Appearance Both ends of the antenna jumper have DIN connectors as shown in Figure 2 28 Figure 2 28 Antenna jumper 2 RRU38...

Страница 63: ...elf it is recommended that the antenna jumper be 2 m long at most Ensure that the antenna jumper is connected to the feeder before being connected to the RRU3804 SRXU and the antenna Interconnect Jumper of the RRU3804 SRXU The interconnect jumper transmits RF signals between two RRU3804s SRXUs Appearance The interconnect jumper is 2 m long and both ends have 2W2 connectors as shown in Figure 2 29 ...

Страница 64: ......

Страница 65: ...epare tools and instruments for the installation 3 4 Installing the RRU3804 on the Ground or Rooftop When the RRU3804 needs to be installed on the ground or rooftop it supports one module two module centralized and three module centralized installation modes 3 5 Installing the RRU3804 on the Tower Before installing the RRU3804 on the tower you need to assemble the parts and then lift them up to th...

Страница 66: ...he RRU3804 and SRXU After the SRXU is fixed to the RRU3804 install the housing after checking the hardware installation 3 Installing RRU3804 and SRXU Hardware RRU3804 User Guide 3 2 Huawei Technologies Proprietary Issue 01 2007 11 29 ...

Страница 67: ...or cabling and OM Based on the engineering practice Huawei offers the recommended space requirements 3 1 1 Installation Modes of the RRU3804 and SRXU The RRU3804 supports one module two module centralized and three module centralized installation modes It can be mounted on a metal pole or wall The SRXU can be fixed to the RRU3804 as required The quantity of the SRXUs is the same as that of the RRU...

Страница 68: ... installation modes of two RRU3804s Figure 3 3 Installation modes of two RRU3804s Installation Modes of Two RRU3804s with Two SRXUs Figure 3 4 shows the installation modes of two RRU3804s with two SRXUs 3 Installing RRU3804 and SRXU Hardware RRU3804 User Guide 3 4 Huawei Technologies Proprietary Issue 01 2007 11 29 ...

Страница 69: ...tallation modes of three RRU3804s Figure 3 5 Installation modes of three RRU3804s Installation Modes of Three RRU3804s with Three SRXUs Figure 3 6 shows the installation modes of three RRU3804s with three SRXUs RRU3804 User Guide 3 Installing RRU3804 and SRXU Hardware Issue 01 2007 11 29 Huawei Technologies Proprietary 3 5 ...

Страница 70: ...he engineering practice Huawei offers the recommended space requirements NOTE The following figures related to the space requirements assume that the cabling cavities are on the left side of the RRU3804 and SRXU If the RRU3804 and SRXU are installed with the cabling cavities on the right the horizontal space requirements are opposite to what are shown in the figures Space Requirements of One RRU38...

Страница 71: ...in front of the equipment for maintenance l At least 200 mm above the equipment for maintenance l At least 600 mm on the left of the equipment for maintenance l At least 300 mm on the right of the equipment for maintenance l Regardless of whether the SRXU is fixed to the RRU3804 the space requirements are the same Figure 3 8 shows the minimal space requirements of one RRU3804 with and without the ...

Страница 72: ...n front of the equipment for maintenance l 200 mm above the equipment for maintenance l 400 mm on the left of the equipment for maintenance l 100 mm on the right of the equipment for maintenance When two RRU3804s need to be combined the space between the two RRU3804s should stay within the range shown in Figure 3 9 Figure 3 9 Space requirements of two combined RRU3804s unit mm 3 Installing RRU3804...

Страница 73: ...east 500 mm under the equipment for cabling It is recommended that the space is 1 200 mm between the bottom and the ground for easy maintenance l At least 800 mm in front of the equipment for maintenance l At least 200 mm above the equipment for maintenance l At least 600 mm on the left of the equipment for maintenance l At least 300 mm on the right of the equipment for maintenance l Regardless of...

Страница 74: ... the equipment for maintenance l 300 mm on the right of the equipment for maintenance 3 2 Procedure for Installing the RRU3804 and SRXU The procedure for installing the RRU3804 and SRXU varies with the installation scenarios The procedure involves making preparations installing the RRU3804 and SRXU connecting related cables checking the hardware installation and installing the housing of the RRU38...

Страница 75: ...k whether the SRXU needs to be installed Perform the next step accordingly Condition Action The SRXU needs to be installed Go to Step 4 The SRXU does not need to be installed Go to Step 5 Step 4 Install the SRXU For details refer to 3 6 Installing the SRXU Step 5 Install RRU3804 and SRXU cables For details refer to 3 7 Installing RRU3804 and SRXU Cables Step 6 Check RRU3804 and SRXU hardware insta...

Страница 76: ...nside the carton according to the carton label If Then The quantity matches the carton label Go to Step 2 The quantity does not match the carton label Find the cause and contact Huawei local office Step 2 Check whether the packing case is in good condition If Then The packing case is in good condition Go to Step 3 The packing case is damaged or soaked Find the cause and contact Huawei local office...

Страница 77: ...ner Fastening tools Straight screwdrivers M3 to M6 Cross screwdrivers M3 to M6 Adjustable wrench Socket wrenches M6 M8 M10 M12 M14 M17 M19 Double offset ring wrenches M6 M8 M10 M12 M14 M17 M19 Combination wrenches M17 and M19 Long arm wrench Pliers Sharp nose pliers diagonal pliers pincer pliers electric hand drill file handsaw crowbar rubber hammer claw hammer Auxiliary tools Brush tweezers paper...

Страница 78: ...odules and their mounting plates The three RRU3804s can be installed on a metal pole or wall 3 4 1 Installing a Single RRU3804 This describes how to install a single RRU3804 module and its mounting plate The single RRU3804 can be installed on a metal pole or wall Procedure Step 1 Install the mounting plate of the RRU3804 The operation varies with the installation mode Condition Action The RRU3804 ...

Страница 79: ...assembly on the metal pole Ensure that the four ends of the fixture assembly are on the same plane as shown in Figure 3 12 Figure 3 12 Mounting the upper fixture assembly Step 3 Use the level bar to check whether the four ends of the fixture assembly are on the same plane Use the tape measure to check whether the two pole fixtures are parallel NOTE If the difference between L1 and L2 as shown in F...

Страница 80: ...izontal and parallel Go to Step 4 Step 4 Use the holes numbered 1 in Figure 3 14 Figure 3 14 Holes in the multi purpose attachment plate Step 5 Use three screws M6 x 20 to secure the multi purpose attachment plate on the mounting plate as shown in Figure 3 15 3 Installing RRU3804 and SRXU Hardware RRU3804 User Guide 3 16 Huawei Technologies Proprietary Issue 01 2007 11 29 ...

Страница 81: ... back by fastening two bolts M10 x 40 as shown in Figure 3 16 Figure 3 16 Installing the third pole fixture Step 7 Install the mounting plate by fitting the tabs on the mounting plate into the anchor slots in the pole fixture as shown in Figure 3 17 RRU3804 User Guide 3 Installing RRU3804 and SRXU Hardware Issue 01 2007 11 29 Huawei Technologies Proprietary 3 17 ...

Страница 82: ...e fourth pole fixture to the metal pole by fastening two bolts M10 x 110 between the third and the fourth pole fixtures as shown in Figure 3 18 3 Installing RRU3804 and SRXU Hardware RRU3804 User Guide 3 18 Huawei Technologies Proprietary Issue 01 2007 11 29 ...

Страница 83: ...y referring to the engineering design and 3 1 2 Space Requirements of the RRU3804 and SRXU NOTE The mounting plate should be 1 200 mm to 1 600 mm above the ground or rooftop 2 Place the mounting plate against the wall and then use the marking pen to mark the four anchor points You can also mark the anchor points by referring to the inter hole distance shown in Figure 3 19 RRU3804 User Guide 3 Inst...

Страница 84: ...at the anchor points CAUTION Protect yourself when drilling holes in the wall Flying dust may hurt your eyes or you may inhale the dust NOTE The drilled holes must be 52 mm to 60 mm deep 2 After the holes are drilled use the cleaner to clean the dust both inside and around the holes If the inter hole distance is too long or too short locate and drill holes again 3 Installing RRU3804 and SRXU Hardw...

Страница 85: ...te 1 Place the mounting plate against the wall and then align the mounting plate with the four marked anchor points 2 Lead each bolt M10 x 75 through the spring washer 10 flat washer 10 and insulating washer in turn Put each bolt into the expansion tube through the hole in the wall 3 Use the wrench to fix the mounting plate to the wall by tightening the bolts clockwise End Installing the Single RR...

Страница 86: ...Before installation the plastic housing of the RRU3804 is already fixed to the module The previous figure omits the plastic housing for a better illustration of ordinary and reverse modes l Before delivery the plastic housing of the RRU3804 is fixed in the assumption that the RRU3804 needs be installed in ordinary mode If you want to install the RRU3804 in reverse mode remove the plastic housing f...

Страница 87: ... attachment plate before taking out the RRU3804 l If you find that the plastic housing is put face up lay cardboards or packing bags on the ground Then take out the RRU3804 and install the attachment plate Step 2 Fit the tabs on the attachment plate into the anchor slots of the mounting plate as shown in Figure 3 24 RRU3804 User Guide 3 Installing RRU3804 and SRXU Hardware Issue 01 2007 11 29 Huaw...

Страница 88: ...e pair of anchor slots in the mounting plate Step 3 Lead two screws M6 x 20 through the holes in the bottom of the module Then secure the module on the mounting plate as shown in Figure 3 25 3 Installing RRU3804 and SRXU Hardware RRU3804 User Guide 3 24 Huawei Technologies Proprietary Issue 01 2007 11 29 ...

Страница 89: ...th the installation mode Condition Action The RRU3804 needs to be installed on a metal pole Install the mounting plates of the two RRU3804s on the metal pole The RRU3804 needs to be installed on a wall Install the mounting plates of the two RRU3804s on the wall Step 2 Install the two RRU3804 modules For details refer to 3 4 2 3 Installing the Two RRU3804 Modules End RRU3804 User Guide 3 Installing...

Страница 90: ...he first mounting plate by referring to 3 4 1 1 Installing the Mounting Plate of the Single RRU3804 on the Metal Pole 2 Use the holes numbered 2 in Figure 3 26 Figure 3 26 Holes in the multi purpose attachment plate 3 Use two screws M6 x 20 to secure the multi purpose attachment plate at the bottom of the second mounting plate as shown in Figure 3 27 Figure 3 27 Securing the multi purpose attachme...

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