Nokia MetroSite EDGE Base Station Installation DN991456 Issue 3 en © Nokia Corporation Nokia Proprietary and Confidential 1 (72)
Installation The information in this documentation is subject to change without notice and describes only the product defined in the introduction of this documentation. This documentation is intended for the use of Nokia's customers only for the purposes of the agreement under which the documentation is submitted, and no part of it may be reproduced or transmitted in any form or means without the prior written permission of Nokia.
0523 FCC Hereby, Nokia Corporation, declares that this product is in compliance with the essential requirements and other relevant provisions of Directive: 1999/5/EC. The product is marked with the CE marking and Notified Body number according to the Directive 1999/5/EC FCC §15.21 - Information to user - This product is used as an intentional radiated equipment and any changes or modifications on the equipment without any approval by Nokia could void the user's authority to operate the equipment. FCC §15.
Installation For the MetroSite EDGE to be used in the USA and continue to meet the FCC certification granted, it must be noted that the following channels are either blocked, or can not be operated at a higher power level than stated below.
Contents Contents 5 List of tables 6 List of figures 7 1 About this document 11 2 Working order 3 3.1 3.2 3.2.1 3.3 Preparations for installation 15 Checking the delivery 15 Checking the site 15 BTS interfaces and cables 16 Installation equipment 16 4 4.1 4.2 4.3 Unpacking the delivery 19 Working order for unpacking 19 Contents of the BTS transportation package 21 Contents of the pole mounting kit 22 5 Removing the units 25 6 6.1 6.2 6.2.1 6.2.
Installation List of tables 6 (72) Table 1. Working order for installing the Nokia MetroSite EDGE Base Station Table 2. Installation equipment checklist Table 3. Pre-installation parts checklist Table 4. Checklist for contents of the transportation package for the Nokia MetroSite EDGE Base Station 21 Table 5. Checklist for contents of the optional pole mounting kit Table 6. Parts required for wall mounting Table 7. Parts and pole diameters required for pole installation Table 8.
List of figures Figure 1. Contents of the Nokia MetroSite EDGE Base Station transportation package when unpacked 22 Figure 2. Contents of the optional pole mounting kit 23 Figure 3. Connecting the antistatic wrist strap before removing any units 25 Figure 4. Removing the units 27 Figure 5. Mounting rack dimensions and screw holes 29 Figure 6. Cardboard template for aligning wall mounting screw holes 31 Figure 7. Wall mounting 33 Figure 8. Bracket blocks for pole mounting 35 Figure 9.
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Summary of changes Version 1, 12th November 1999 Version 2, 22nd June 2000: • Changed title • Added GSM reference to body text • Added CE marking • Removed RX diversity cable from 2+1 TRX of Figure 24 • Edited Figure 26 • Removed note from alternative 1 procedure in Chapter 6.3.2 • Added BTS safety strap to Figure 1 and to list in Chapter 2.1 Version 3, 18th April 2001: • Updated for EDGE • Document restructured Version 3.
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About this document 1 About this document This document describes the installation of the Nokia MetroSiteTM EDGE Base Station from delivery of the BTS package to the site to BTS commissioning. Read carefully Nokia MetroSite EDGE Base Station: Warnings and Cautions and Nokia MetroSite EDGE Base Station: Requirements for Installation and Operation before starting the installation.
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Working order 2 Working order The Nokia MetroSite EDGE Base Station is installed upright on a pole or a wall. Pole mounting requires a pole mounting kit, which is ordered separately when required. The BTS can also be installed horizontally on its back. Note Horizontal mounting of the Nokia MetroSite EDGE Base Station is only suitable for certain site conditions and countries. Contact your Nokia dealer for advice.
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Preparations for installation 3 Preparations for installation Before beginning installation, check the delivery, the site, and the required tools and extra parts against the relevant checklists. Note The installation of the Nokia MetroSite EDGE Base Station can be carried out by one person if units are removed before mounting the cabinet. However, it requires at least two people to lift a BTS with its units installed.
Installation 3.2.1 BTS interfaces and cables Depending on the site solution, check that the appropriate interface units and cables are on the site if cabling is to be completed during one installation. Details of the required connectors and cables are found in Nokia MetroSite EDGE Base Station: Requirements for Installation and Operation. Note Diversity cables are delivered with the BTS in the transportation package. 3.
Preparations for installation Table 3.
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Unpacking the delivery 4 Unpacking the delivery The Nokia MetroSite EDGE Base Station is delivered in a transportation package with all the ordered units pre-installed in the chassis. . The transportation package also includes equipment needed in the installation of the base station. A pole mounting kit is required if the BTS will be mounted on a pole. This is ordered and delivered separately if needed. WARNING Lifting a BTS complete with units requires at least two people.
Installation 2. Lift the BTS out of the package and lay it horizontally. Do not stand the BTS in a vertical position. Lay the BTS onto a clean or covered surface, not directly onto the ground. 3. Save the packing cardboard from the package! The cardboard can be used as a template for defining clearances around the BTS and for marking drill hole locations for wall installation. Check the contents of the BTS transportation package 1.
Unpacking the delivery Remove the mounting rack 4.2 1. Make sure that you have removed the BTS cover and prepared a clean surface for working on the BTS. 2. Turn the BTS over and lay it flat on its front. 3. The mounting rack is attached to the back of the BTS for transportation. It must be removed before continuing with installation. The mounting rack can be seen in detail in Figure 7. Loosen the offset screws on the bottom and the top of the mounting rack: on the L-beam and screws B1 and B2.
Installation Nokia MetroSite BTS cover and chassis with the ordered units Mounting rack Washer 4 unit retaining screws (spare parts) Safety strap U-plate Cable cover support Figure 1. 4.3 Cable cover Contents of the Nokia MetroSite EDGE Base Station transportation package when unpacked Contents of the pole mounting kit The pole mounting kit is ordered as an option when required. Refer to Table 5 and Figure 2 for the contents of the pole mounting kit. Table 5.
Unpacking the delivery Table 5. Checklist for contents of the optional pole mounting kit (Continued) Part Notes Four flat washers Four flat, square nuts, 20 x 20 x 4 mm For fixing the back bracket block to the front bracket block (smaller diameter poles). Two metal bands 1010 mm (39.8 in.) For fixing the front bracket block to the pole (larger diameter poles). Two locking devices Worm drive clamps with hexagon nut/screw, for tightening the metal band to the pole (larger diameter poles).
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Removing the units 5 Removing the units Units can be removed from the chassis in order to make the BTS easier to handle during installation. The TRXs are the heaviest units, weighing approximately 4.5 kg (9.9 lb) each. Do not remove the shield units. Caution Always use the antistatic wrist strap when removing or installing the units. For more information on electro-static discharge protection, refer to Nokia MetroSite EDGE Base Station: Warnings and Cautions.
Installation Removing a unit 1. Lay the BTS on its back, in the position shown in Figure 4. 2. Loosen the upper and lower retaining screws of the unit to be removed using a torque driver with a T10 Torx bit. Loosen the screws enough to remove the unit, but leave them engaged in the threads. By doing this, the screws remain in the optimal position for reconnecting. 3. Slide the TRX units out of the slots by pulling from the handle on the front panel of the TRX. 4.
Removing the units Power supply unit Interface unit Transmission unit Unit retaining screws Transceiver units Figure 4. Removing the units Caution Handle the units with care. Do not knock the units or place them with their connectors facing the ground. Prevent dirt, water, or snow from entering the connectors.
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Mounting the BTS 6 Mounting the BTS The mounting rack is used in both wall and pole installations to provide a fixing base for the Nokia MetroSite EDGE Base Station. The dimensions of the mounting rack are presented in Figure 5. Screw holes R1, R2, R3, R4, R5, and R6 are for fixing the mounting rack onto the wall or the pole bracket. Screw holes B1 and B2 are used for fixing the BTS to the mounting rack. 194 (7.64) B1 B2 R1 R2 713 (28.07) R5 R6 R3 R4 NOTE: DIMENSIONS mm (inch) Figure 5.
Installation The Nokia MetroSite EDGE Base Station can be installed in a vertical position or in a horizontal position. For more information on the permitted mounting positions, refer to Nokia MetroSite EDGE Base Station: Requirements for Installation and Operation. Note Horizontal installation is done in the same manner as wall mounting. Horizontal mounting is not recommended for all site conditions. Nokia MetroSite EDGE BTSs fitted with the WCUA type cover are not suitable for horizontal mounting.
Mounting the BTS Figure 6.
Installation Fixing the mounting rack to the wall 32 (72) 1. To define clearances required around the BTS, cut the template out of the packing cardboard by following the dotted line (see Figure 6). 2. Find a wall area which is large enough to cover all parts of the template and place the cardboard template on the wall at the required height. Use a spirit level to check that the template is in a straight position. 3.
Mounting the BTS B1 B2 R1 B1 R2 B2 Mounting rack Washer R3 R4 Attaching the BTS and the mounting rack: The view shows how the offset screws and the L-beam on the back of the cabinet are attached to the mounting rack. Mounting rack L-beam Offset fixing screws attached to the L-beam (2 pcs) Figure 7.
Installation Fixing the BTS to the mounting rack 6.2 1. Hang the BTS on the upper fixing screws, B1 and B2 in Figure 7. Do not tighten them yet! 2. Position the two offset screws which are attached to the L-beam (on the back of the cabinet) into the offset screw slots on the lower part of the mounting rack, as shown in the inset illustration in Figure 7. 3. Tighten the upper BTS fixing screws (B1 and B2 in Figure 7) using a torque driver and a 4 mm Allen bit with a shaft of at least 60 mm in length.
Mounting the BTS There are two pole mounting options available with the pole mounting kit. The small-pole kit uses both front and back bracket blocks, but not the metal bands. The large-pole kit is for larger diameter poles and uses the front bracket blocks and the metal bands. Refer to Table 7 for selecting the correct mounting kit type for the pole diameter. There are two M6 screw holes at the ends of the upper and lower front blocks (Figure 8) for fixing an optional cable rack. 6.2.
Installation Pre-assembling the pole brackets 1. Insert the M8 assembly bolts and washers into the bolt holes in the back blocks. See [1] in Figure 9. 2. Attach the square nuts on the ends of the bolts. Screw on the nuts just enough to secure them on the ends of the bolts. See [2] in Figure 9. 3. Slide one of the bolts with the square nut into the slot at the side of the front block. See [3] in Figure 9. 4.
Mounting the BTS Fixing the pole brackets and the mounting rack onto a pole Note Before taking the mounting rack to the pole, perform the tasks instructed in Steps 1 and 2 below. DN991456 Issue 3 en 1. To fix the upper pole bracket to the mounting rack, screw the M6 x 20 Allen screws through holes R1 and R2 into the upper front block, as shown in Figure 10. Make sure that the front block is the correct way up (the set of three adjacent screw holes on the back of the block should be on the upper edge).
Installation NOTE! Make sure that the three adjacent screw holes are on the upper edge of the bracket block. B1 B2 R1 R2 R5 R6 Figure 10. Attaching the mounting rack and the pole brackets Fixing the BTS to the mounting rack 1. 38 (72) Bring the BTS to the mounting rack and hang it on the upper BTS fixing screws, B1 and B2 in Figure 11.
Mounting the BTS DN991456 Issue 3 en 2. Position the two offset screws which are attached to the L-beam (on the back of the cabinet) into the offset screw slots in the lower part of the mounting rack, as shown in the inset illustration in Figure 7. 3. Tighten the upper BTS fixing screws (B1 and B2 in Figure 11) to 5.5 Nm (4.06 lb ft) using a torque driver with a 4 mm Allen bit. 4. Tighten the offset screws on the L-beam from the underside.
Installation B1 B2 Mounting rack Attach the BTS to the mounting rack with offset screws at the BTS back side. Figure 11.
Mounting the BTS 6.2.2 Attaching the cabinet with the large-pole mounting kit With the large-pole mounting kit, the front bracket blocks are clamped to the pole with a metal band and locking device. There are two types of band and locking device. One uses grooved metal bands, as described in procedure [A] below. The other type of locking device uses smooth bands and a locking rack, as described in procedure [B] below. Follow the procedure for the type of locking device and band in your kit.
Installation 3. Route the metal band through the holes in the front block, as shown in [4], Figure 12. Leave the other end of the metal band free until you have completed the next procedure (fixing the front bracket blocks to the mounting rack). 1 2 3 A B 4 DN0245434 Legend: 1 2 3 4 Figure 12.
Mounting the BTS [B] Pre-assembling the pole brackets and bands (non-grooved band type) 1. Assemble the locking device by inserting the end of the locking rack into the worm screw housing and turning the screw to engage the rack. Make sure you have the rack the right way round when doing this. The words ‘THIS SIDE UP’ should be visible on the rack when the locking device is clamped around the pole. Refer to Figure 12. 2. Cut the metal band to the appropriate length, according to the pole diameter.
Installation Fixing the pole bracket and the mounting rack to a pole Note Before taking the mounting rack up the pole, perform the tasks instructed in Steps 1 and 2 below. 1. Fix the upper pole bracket to the mounting rack by screwing the M6 x 20 Allen screws through R1 and R2 into the upper front block, as shown in Figure 14. Make sure that the front block is the correct way up (the set of three adjacent screw holes should be on the upper edge of the bracket).
Mounting the BTS NOTE! Make sure that the three adjacent screw holes are on the upper edge of the bracket block. B1 B2 R1 R2 R5 DN99544792 R6 Figure 14.
Installation Fixing the BTS to the mounting rack 46 (72) 1. Bring the BTS to the mounting rack and hang it on the upper BTS fixing screws, B1 and B2 in Figure 15. Do not tighten them yet! 2. Position the offset screws on the L-beam (on the back of the cabinet) into the offset screw slots on the lower part of the mounting rack, as shown in the inset illustration in Figure 7. 3. Tighten the upper BTS fixing screws (B1 and B2 in Figure 15) to 5.5 Nm (4.
Mounting the BTS B1 B2 B1 B2 Mounting rack Attach the BTS to the mounting rack with offset screws at the BTS back side. DN9913502 Figure 15.
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Reinstalling the units 7 Reinstalling the units If any units have been removed from the BTS, they can be reinstalled in any order. Note If you have removed any units from the BTS, be sure to install the grounding cable before reinstalling the units. Refer to the grounding cabling instructions in Section 8.2. Caution Always use the antistatic wrist strap when removing or installing the units.
Installation Caution In order to ensure proper weather shielding, all unit retaining screws must be tightened.
Cabinet cabling 8 Cabinet cabling This document assumes that you are using the ready-made cables supplied by Nokia, or that all cables have been prefabricated before starting the cabling of the BTS. For information on the cable types and connectors refer to Nokia MetroSite EDGE Base Station: Requirements for Installation and Operation. For the pin configurations refer to Nokia MetroSite EDGE Base Station: Product Description. Note The connectors on the units’ front panels are protected with rubber caps.
Installation Sealing strip A Allen screws M6 Allen key 4 mm Figure 16. Displacing the sealing strip and removing the cable entry block screws Note When the screws are removed, the cable entry block can be split apart at appropriate places for routing the cables through the cable holes. For routing the cables through the block, see Figure 17.
Cabinet cabling Extension cables Antenna feeders Power supply cable - Grounding cable, 1 pc - Transmission cables, max 8 pcs - External alarms and controls Figure 17. 8.2 Cable routing through the cable entry block Grounding WARNING To guarantee the safety of service personnel and other users of the telecommunication network, additional protective grounding is always required as stated in EN 60950, “Safety of information technology equipment, including electrical business equipment.
Installation Alternative 1 Alternative 2 Figure 18. Grounding connector alternatives Connecting the ground wire to the connector, alternative 1 54 (72) 1. Loosen the two locking screws and washers from the grounding connector using a torque driver with a 4 mm Allen bit. 2. Strip the end of the grounding cable using side-cutting pliers and attach a flat crimp terminal to it. Fix the terminal to the cable with a crimping tool. 3. Insert the crimp terminal between the cabinet and the washer.
Cabinet cabling 4. Make sure that the grounding cable is correctly positioned and that the screws are securely tightened. Connecting the ground wire to the connector, alternative 2 8.3 1. Strip the end of the grounding cable using side-cutting pliers and attach a cable shoe to the cable with a crimping tool. 2. Loosen and remove the locknut from the grounding stud. 3. Place the cable shoe over the grounding stud. 4. Replace the locknut on the stud and tighten with an 8 mm hexagon socket. 5.
Installation Connecting the power supply cable to the power supply unit 1. Make sure that the site’s mains power supply is switched OFF and that the switch on the power supply unit is in the stand-by position. 2. Open the connector shield by loosening the retaining screws with a torque driver and a T10 Torx bit (see Figure 19). 3. Open up the rubber sealing piece and route the power supply cable through it. Close the sealing piece. Note DC power can be fed in with three separate conductors.
Cabinet cabling Sealing for 1 wire Sealing for 3 wires Connector alternatives: AC 230 V AC 110 V DC Figure 19.
Installation 8.4 Transmission unit The cabling of the transmission unit is dependent on the transmission unit type. This section instructs how to cable each transmission unit type. Note It is a good procedure to label the TX and RX cables when you connect them to the transmission unit. This makes any subsequent maintenance or upgrade procedures easier. 8.4.1 FC E1/T1 transmission unit Either separate 75 Ω RX and TX connectors (type BT-43), or one 120/100 Ω TX/RX connector (type TQ) can be used.
Cabinet cabling FC E1/T1 75 TX line Figure 20. 120/100 Grounding bridge RX line RX/TX line Cabling alternatives for the FC E1/T1 transmission unit Cabling an FC E1/T1 75 Ω transmission unit 1. If you want to remove the grounding bridge (see Figure 20), use a 10 mm hexagon socket to loosen both connectors and pull out the bridge. Retighten the connectors. 2. Connect the connector of the received (RX) signal line to the 75 Ω RX connector on the FC E1/T1 front panel. 3.
Installation 8.4.2 FXC E1 transmission unit The FXC E1 has four pairs of 75 Ω connectors (type BT-43). Each pair forms a transmission interface (IF). The upper connector is always the TX connector of any given transmission interface. The lower connector is always the RX connector of any given transmission interface (see Figure 21). Note The 75 Ω TX and RX connectors are connected to each other with a grounding bridge (see Figure 21).
Cabinet cabling Cabling an FXC E1 transmission unit 8.4.3 1. If you want to remove the grounding bridge (see Figure 21), use a 10 mm hexagon socket to loosen both connectors and pull out the bridge. Retighten the connectors. 2. Connect the connector of the received (RX) signal line to the 75 Ω RX connector on IF1. 3. Connect the connector of the transmitted (TX) signal line to the 75 Ω TX connector on IF1. 4. Cable the other IFs in the same manner (see Figure 21).
Installation Cabling an FXC E1/T1 transmission unit • 8.4.4 Connect the connectors of the TX/RX signal lines to the 100/120 Ω TX/RX connectors on the FXC E1/T1 front panel (see Figure 22). Tighten the connector nut properly. FXC RRI transmission unit FXC RRI RX/TX (Flexbus) radio 2 RX/TX (Flexbus) radio 1 Figure 23.
Cabinet cabling 8.5 Interface unit Interface unit LMP cable (connect only before commissioning) Q1 cable EAC cable Figure 24. Cabling of the interface unit Note When you have connected the cables, push the rubber seals onto the connectors. Cabling the interface unit 1. DN991456 Issue 3 en Connect the external alarms and controls cable to the EAC connector (26pin, mini-D connector).
Installation 2. Connect the Q1 cable to the Q1 connector (type TQ) on the interface unit. Note Only connect the LMP cable from your MetroSite BTS Manager PC to the LMP connector (BQ) just before starting the commissioning. Note The extension interface connectors are not used yet. 8.6 Transceiver units (TRXs) Diversity cables and antenna feeders are connected to the TRXs. See also Nokia MetroSite EDGE Base Station: Product Description. Cabling the TRXs 1.
Cabinet cabling 4. Use a torque spanner/wrench for tightening the antenna diversity cables. Tighten the SMA type connectors to 1 Nm (0.74 lb ft).
Installation 8.7 Completing the cabling Completing the cabling procedure 66 (72) 1. Route the cables through the opened cable entry block, as presented earlier in Figure 17. 2. Close the cable entry block with the two Allen screws. Use a torque driver with a 4 mm Allen bit. 3. Replace the sealing strip around the cable entry block. 4. Route the antenna feeder cables and power supply cable to the front of the perforated plastic panel (see [1] in Figure 26).
Cabinet cabling A B Cable cover Cable cover support Figure 26.
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Completing the installation 9 Completing the installation With the BTS safely fixed to a wall or a pole, commissioning can be started. Commissioning can be left to a later stage if there are no qualified personnel on the site during installation. To complete the installation, the BTS cover is fitted to the chassis and the BTS cabinet is locked. Commissioning the BTS 1. Switch the BTS power ON. 2. Connect the LMP cable from the MetroSite BTS Manager PC to the LMP connector on the interface unit. 3.
Installation Fixing point for safety strap under the cover top Figure 27.
Index A E AC power warnings 55 antenna solutions 64 antistatic wrist strap 25, 49 assembling pole brackets 36, 43 EAC connector 63 electro-static discharge (ESD) protection B FC E1/T1 58 FXC E1 60 FXC E1/T1 61 FXC RRI 62 band length for pole mounting 41, bracket blocks for pole mounting back block 35 front block 35 43 G grounding 53 grounding bridge 58 I 52 installing BTS onto a pole 37 BTS onto a wall 32 BTS onto the mounting rack 38, cabinet 29 mounting rack onto a pole 44 pole brackets onto a
Installation P parts for installation 16, 30 pole bracket assembly 36, 43 pole bracket installation 44 pole diameter 35, 41, 43 pole mounting 34 pole mounting kit 22 power supply connectors 56 power supply unit cabling 55 preparations cabling 51 Q Q1 connector 64 R removing units 25 S safety strap 69 sealing strip 51 sectoring solutions 64 shield units 21, 25, 49 site requirements 15 SMA type connectors 64 T template for wall mounting 30 tools for installation 16 transceiver unit (TRX) cabling 64 tra