Huawei Lampsite RHUB3908 Maintenance Manual
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Huawei Lampsite RHUB3908 Maintenance Manual

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LampSite
Site Maintenance Guide
Issue
02
Date
2014-05-27
HUAWEI TECHNOLOGIES CO., LTD.

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Summary of Contents for Huawei Lampsite RHUB3908

  • Page 1 LampSite Site Maintenance Guide Issue Date 2014-05-27 HUAWEI TECHNOLOGIES CO., LTD.
  • Page 2 All other trademarks and trade names mentioned in this document are the property of their respective holders. Notice The purchased products, services and features are stipulated by the contract made between Huawei and the customer. All or part of the products, services and features described in this document may not be within the purchase scope or the usage scope.

  • Page 3: About This Document

    1 Changes in LampSite Site Maintenance Guide This chapter provides information about the changes in different document versions of LampSite Site Maintenance Guide. 2 RHUB Maintenance Items Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 4 This section uses the pDock mother board with three transmission ports as an example. Conventions Symbol Conventions The symbols that may be found in this document are defined as follows. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 5 The command conventions that may be found in this document are defined as follows. Convention Description Boldface The keywords of a command line are in boldface. Italic Command arguments are in italics. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 6 Press the keys in turn. For example, pressing Alt, A means the two keys should be pressed in turn. Mouse Operations The mouse operations that may be found in this document are defined as follows. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 7 Press the primary mouse button twice continuously and quickly without moving the pointer. Drag Press and hold the primary mouse button and move the pointer to a certain position. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 8: Table Of Contents

    6 Replacing the RHUB........................16 7 Replacing an Optical Module....................20 8 Replacing the RF Daughter Board....................23 9 Replacing the Wi-Fi Daughter Board..................29 10 Replacing the pDock Mother Board..................35 Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 9: Changes In Lampsite Site Maintenance Guide

    Changed the pRRU name from pRRU with two Ethernet ports to pRRU with two transmission ports, and pRRU with three Ethernet ports to pRRU with three transmission ports. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 10 FDD and UMTS+LTE FDD mode. About This Document Optimized descriptions about matching product versions. 8 Replacing the RF Daughter Board Added the procedures for removing and attaching labels. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 11 9 Replacing the Wi-Fi Daughter Board Compared with draft A (2013-11-30), this issue excludes the following topic: Replacing the pRRU Draft A (2013-11-30) This is a draft release. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 12: Rhub Maintenance Items

    Check whether the the equipment room routine lighting system and emergency lighting system are running properly. Air conditioner Every other month Check whether the air conditioner is running properly. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 13 Equipment cleanness Monthly or quarterly Check whether the The equipment equipment is clean. surface is clean. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 14 The joints are secure PGND cables and and not corroded. ground bar are The PGND cables securely connected. and ground bar are not deteriorated and are protected from corrosion. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 15 Monthly or quarterly Use a ground The ground resistance tester to resistance is equal to measure the ground or less than 10 ohms. resistance and record the measurement result. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 16: Prru Maintenance Items

    Ports and working properly. Indicators in LampSite Hardware Description. Power System Maintenance Items Table 3-2 lists the power system maintenance items for the pRRU. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 17 The joints are not corroded. Voltage Monthly or quarterly Use a multimeter to The voltage is in the measure the voltage permissible range. of the power supply. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 18: Powering On And Powering Off The Rhub

    Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 19: Powering On The Rhub

    5 minutes, disable the power supply and check whether the data in the configuration file is correct. Rectify the fault and then power on the RHUB again. ----End Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 20: Powering Off The Rhub

    If the RHUB is equipped with an external power device, turn off the switch of the external power device. Emergency power-off Turn off the switch of the external power device. ----End Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 21: Powering On And Powering Off The Prru

    Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 22: Powering On The Prru

    100 V AC to 240 V AC input voltage is within the permissible range, go to Step Step 3 Wait 3 to 5 minutes. Then Check the status of the RUN indicator. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 23: Powering Off The Prru

    – If the pRRU is powered by an AC/DC adapter, disconnect the power cable of the AC/ DC adapter. Emergency power-off Turn off the switch of the external power device. ----End Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 24: Replacing The Rhub

    Take insulation measures, and then remove all cables from the RHUB. Use a torque screwdriver or Phillips screwdriver to remove the four screws on the mounting ear of the RHUB, as shown in Figure 6-1. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 25 Use a torque wrench or socket wrench to remove the four expansion bolts on the mounting ear, and then remove the RHUB, as shown in Figure 6-2. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 26 RHUB. For details about the indicator status, see RHUB Ports and Indicators in LampSite Hardware Description. Instruct the network operator to run the RST BRD command to reset the RHUB. No further action is required. ----End Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 27 Record the information about the faulty component in the fault card. Contact the local Huawei office to deal with the faulty component. Issue 02 (2014-05-27) Huawei Proprietary and Confidential...

  • Page 28: Replacing An Optical Module

    Step 1 Wear ESD gloves. Step 2 Record the optical module and fiber connections. Step 3 Power off the RHUB according to the instructions in 4.2 Powering Off the RHUB. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 29 Figure 7-2 Removing the optical module Step 7 Remove the dust-proof caps from the optical module and optical fiber, and connect the optical fiber connector to the new optical module. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 30 Record the information about the faulty component in the fault card. Contact the local Huawei office to deal with the faulty component. Issue 02 (2014-05-27) Huawei Proprietary and Confidential...

  • Page 31: Replacing The Rf Daughter Board

    RF daughter board in slot S1 as an example. Procedure Step 1 Instruct the network operator to block the pRRU. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 32 Step 4 Use the M4 Phillips screwdriver to loosen the Phillips screw on the pRRU housing. Wrench and remove the housing from the installation position of the Phillips screw hole, as shown in Figure 8-2. Figure 8-2 Removing the pRRU housing Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 33 Use the left hand to hold the RF daughter board and the right hand to hold the right handle of the RF daughter board to remove the RF daughter board and put it into an ESD box or bag, as shown in Figure 8-4. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 34 Figure 8-5 Installing the RF daughter board in slot S1 Step 7 Remove the SN label and mode label on the surface of the RF daughter board, as shown in Figure 8-6. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 35 Use the M4 Phillips screwdriver to tighten the Phillips screw on the housing with a torque of 1.4 N•m, as shown in Figure 8-8. Figure 8-8 Installing the pRRU housing Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 36 Record the information about the faulty component in the fault card. Contact the local Huawei office to deal with the faulty component. Issue 02 (2014-05-27) Huawei Proprietary and Confidential...

  • Page 37: Replacing The Wi-Fi Daughter Board

    On the LTE side, log in to the LMT and run the BLK BRD command to block the RF daughter board. Step 2 Ask the AC administrator to change on the AC the MAC address of the corresponding Wi-Fi daughter board. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 38 This section uses Phillips screws as an example. l Keep the protection screw secure for future use. Step 6 Remove the Wi-Fi daughter board installed in slot S1. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 39 Use the left hand to hold the Wi-Fi daughter board and the right hand to hold the right handle of the Wi-Fi daughter board to remove the Wi-Fi daughter board and put it into an ESD box or bag, as shown in Figure 9-4. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 40 Step 8 Remove the SN label and WIFI MAC labels on the surface of the Wi-Fi daughter board, as shown in Figure 9-6. Keep the labels secure. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 41 Use the M4 Phillips screwdriver to tighten the Phillips screw on the housing with a torque of 1.4 N•m, as shown in Figure 9-8. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 42 On the LTE side, log in to the eNodeB LMT and run the UBL BRD command to unblock the RF daughter board of the pRRU. Step 14 Take off the ESD gloves and pack up all the tools. ----End Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 43: Replacing The Pdock Mother Board

    Step 3 Put on ESD gloves. NOTICE Take proper ESD protection measures, for example, wear ESD gloves, to prevent electrostatic damage to the boards, modules, or electronic components. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 44 Figure 10-2 Removing the rubber plug from the Ethernet port Step 7 Remove the four rubber plugs from holes of the installation support, as shown in Figure 10-3. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 45 Figure 10-4 Removing the installation support Step 9 Use an M4 Phillips screwdriver to loosen the Phillips screw on the pRRU housing, and remove the housing, as shown in Figure 10-5. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 46 Step 11 Remove the RF daughter board in slot S1 and that in slot S2 in the same way. NOTICE Hold the RF daughter board tightly when pulling the handle to prevent the RF daughter board from falling. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 47 Hold the RF daughter board with one hand and pull its handle with another hand to remove the board, and place the board in an ESD bag, as shown in Figure 10-8. Figure 10-8 Removing the RF daughter board in slot1 and slot2 Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 48 Step 14 Install a new pDock mother board, and use the M3 Phillips screwdriver to tighten the four fastening screws to 0.8 N•m, as shown in Figure 10-11. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 49 Step 16 Install the RF daughter boards in slots S1 and S2, and use the M4 Phillips screwdriver to tighten the two fastening screws always carried on each daughter board to 1.4 N•m, as shown in Figure 10-13. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 50 Then, use the M4 Phillips screwdriver to tighten the Phillips screw on the housing to 1.4 N•m, as shown in Figure 10-14. Figure 10-14 Installing the pRRU housing Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 51 Step 20 Connect all the cables to the pRRU according to the recorded installations. Step 21 Optional: Insert the rubber plug into the Ethernet port, as shown in Figure 10-17. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 52 Record the information about the faulty component in the fault card. Contact the local Huawei office to deal with the faulty component. Issue 02 (2014-05-27) Huawei Proprietary and Confidential Copyright ©...

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