Related Manuals for Huawei DBS3900 WiMAX
Summary of Contents for Huawei DBS3900 WiMAX
- Page 1 DBS3900 WiMAX V300R002 Site Maintenance Guide Issue Date 2009-11-30 Huawei Proprietary and Confidential Copyright © 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.
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Page 3: Table Of Contents
7.2 Replacing the Signal Cables of the BTS3702E....................7-3 7.3 Replacing the Transmission Cables of the BTS3702E...................7-4 7.3.1 Replacing the Ethernet Cables.......................7-4 7.3.2 Replacing the Optical Fibers........................7-5 7.4 Replacing the RF Jumpers of the BTS3702E....................7-6 Issue 01 (2009-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd. - Page 5 Table 2-1 Maintenance tasks for the power supply system and grounding system of the BTS3702E....2-2 Table 2-2 Maintenance tasks of the BTS3702E....................2-3 Table 2-3 Maintenance items for cables.......................2-3 Table 3-1 Meanings of the BTS3702E indicators....................3-2 Issue 01 (2009-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
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Page 7: About This Document
About This Document Overview After completing the deployment and acceptance test of the BTS3702E, Huawei conducts routine maintenance to ensure that the BTS3702E operates in its optimum capacity. The document describes the tasks of the routine hardware maintenance of the BTS3702E, including the maintenance of the power supply system and grounding system, the maintenance of the BTS3702E main equipment, and the maintenance of the cables. - Page 8 BTS3702E. Power off the BTS3702E on a regular basis or in an emergency according to actual requirements. 4 Replacing the BTS3702E Modules The BTS3702E is an integrated outdoor micro BTS of Huawei WiMAX Micro. Replacing the BTS3702E modules disrupts all services carried by this BTS. 5 Replacing the Optical Modules The optical module provides an interface for photoelectric conversion, which enables the transmission between the BTS3702E and other equipment through the optical fiber.
- Page 9 Optional items are grouped in braces and separated by { x | y | ... } vertical bars. A minimum of one item or a maximum of all items can be selected. Issue 01 (2009-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
- Page 10 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. Huawei Proprietary and Confidential Issue 01 (2009-11-30) Copyright © Huawei Technologies Co., Ltd.
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Page 11: Preparations For Site Maintenance
The antenna and feeder test equipment is used to locate faults and to measure the standing wave ratio, return loss, and cable insertion loss. The SiteMaster is often used. Other materials Issue 01 (2009-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd. - Page 12 Ethernet cables for commissioning. – Local maintenance terminal. – Spare parts. – NOTE Arrange for the tools and components according to the actual conditions of the specific replacement. Huawei Proprietary and Confidential Issue 01 (2009-11-30) Copyright © Huawei Technologies Co., Ltd.
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Page 13: Tasks Of Routine Hardware Maintenance
2.3 Maintenance of Cables The maintenance tasks of cables include checking the signal cables, the Ethernet cables, the optical fibers, the connectors, and the sockets. Issue 01 (2009-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd. -
Page 14: Maintenance Of Power Supply System And Grounding System Of The Bts3702E
The maintenance tasks of the BTS3702E equipment include checking the surface of the equipment, cleanness of the equipment, and indicators. Table 2-2 lists the maintenance tasks of the BTS3702E. Huawei Proprietary and Confidential Issue 01 (2009-11-30) Copyright © Huawei Technologies Co., Ltd. -
Page 15: Maintenance Of Cables
The Ethernet cables are Carefully check the intact. Ethernet cables Annually connection of the The hubs are intact. Ethernet cables. The cables can be clearly identified through the labels. Issue 01 (2009-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd. - Page 16 Check whether there is any dust or greasy dirt Connectors and Quarterly on the insulators of the The insulators are clean. sockets connectors and sockets. Huawei Proprietary and Confidential Issue 01 (2009-11-30) Copyright © Huawei Technologies Co., Ltd.
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Page 17: Powering On And Powering Off The Bts3702E
BTS3702E according to the status of the indicators. 3.2 Powering Off the BTS3702E You can power off the BTS3702E in a normal situation or in an emergency. Issue 01 (2009-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd. -
Page 18: Powering On The Bts3702E
Blinking at 4 Hz (on for The board is being loaded. 0.125s and off for 0.125s) Blinking at 0.5 Hz (on for The board is working 1s and off for 1s) properly. Huawei Proprietary and Confidential Issue 01 (2009-11-30) Copyright © Huawei Technologies Co., Ltd. - Page 19 The SFP module is not in position or is powered off. VSWR No alarm is generated. An alarm is generated on only the A port of the antenna subsystem. Issue 01 (2009-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
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Page 20: Powering Off The Bts3702E
Step 3 Cut off the external input power supply for the auxiliary power supply equipment of the BTS3702E. If time permits, ensure that the circuit breaker on the auxiliary power supply equipment of the BTS3702E is set to OFF. ----End Huawei Proprietary and Confidential Issue 01 (2009-11-30) Copyright © Huawei Technologies Co., Ltd. -
Page 21: Replacing The Bts3702E Modules
Site Maintenance Guide (Draft) 4 Replacing the BTS3702E Modules Replacing the BTS3702E Modules The BTS3702E is an integrated outdoor micro BTS of Huawei WiMAX Micro. Replacing the BTS3702E modules disrupts all services carried by this BTS. Prerequisite Check the quantity and model of the replaced BTS3702E modules. Prepare the new BTS3702E modules. - Page 22 The BTS3702E modules are correctly installed. All the cables are correctly connected. The BTS3702E is operational after being powered on. Contact the local Huawei office to handle the faulty BTS3702E modules. Huawei Proprietary and Confidential Issue 01 (2009-11-30) Copyright © Huawei Technologies Co., Ltd.
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Page 23: Replacing The Optical Modules
Procedure Step 1 Press the latch on the connector of the optical fiber connector, and then remove the connector from the faulty optical module. Issue 01 (2009-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd. - Page 24 Step 4 Connect the optical fiber connectors to the new optical modules. Step 5 Check whether the transmission signal is recovered according to the indicators. ----End Postrequisite Contact the local Huawei office to handle the faulty optical modules. Huawei Proprietary and Confidential Issue 01 (2009-11-30) Copyright © Huawei Technologies Co., Ltd.
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Page 25: Replacing The Power Modules
Step 2 Turn the ring-pull on the faulty power module outwards. Hold the ring-pull and take the faulty power module out of the port to remove it from the BTS3702E. Step 3 Install the new power modules in the BTS3702E. Issue 01 (2009-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd. - Page 26 Step 4 Connect the Ethernet cables to the new power modules. Step 5 Check whether the transmission signal is recovered according to the indicators. ----End Postrequisite Contact the local Huawei office to handle the faulty power module. Huawei Proprietary and Confidential Issue 01 (2009-11-30) Copyright © Huawei Technologies Co., Ltd.
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Page 27: Replacing The Bts3702E Cables
RF jumpers. Context NOTE Contact Huawei engineers in the following conditions: When you want to arrange for devices, cables, and connectors by yourself. When you need to shorten the cable with a specified length. -
Page 28: Replacing The Power Cables Of The Bts3702E
Later Measures After replacing the faulty power cables, verify that: The cables are correctly and securely connected. Contact the local Huawei office to handle the faulty power cables. Huawei Proprietary and Confidential Issue 01 (2009-11-30) Copyright © Huawei Technologies Co., Ltd. -
Page 29: Replacing The Signal Cables Of The Bts3702E
Check the following items after replacing the faulty signal cables: The cables are correctly and securely connected. All related alarms are cleared in the alarm management system. Issue 01 (2009-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd. -
Page 30: Replacing The Transmission Cables Of The Bts3702E
7 Replacing the BTS3702E Cables Site Maintenance Guide (Draft) Contact the local Huawei office to handle the faulty signal cables. 7.3 Replacing the Transmission Cables of the BTS3702E The transmission cables of the BTS3702E are optical fibers and Ethernet cables. -
Page 31: Replacing The Optical Fibers
The cables are correctly and securely connected. The related transmission alarms are cleared in the alarm management system. Contact the local Huawei office to handle the faulty Ethernet cables. 7.3.2 Replacing the Optical Fibers The optical fibers are used to transmit the optical signals between the BTS3702E and the ASN- GW, or transmit the optical signals between two cascading BTS3702Es. -
Page 32: Replacing The Rf Jumpers Of The Bts3702E
The optical fiber of the correct type is properly connected. All related alarms are cleared in the alarm management system. Contact the local Huawei office to handle the faulty optical fibers. 7.4 Replacing the RF Jumpers of the BTS3702E The RF jumper of the BTS3702E is used to receive and transmit the RF signals. When the faulty RF jumper is confirmed, replace the faulty RF jumper. - Page 33 Check the following items after replacing the faulty RF jumpers: The cables are correctly and securely connected. The BTS3702E is operational after being powered on. Contact the local Huawei office to handle the faulty RF jumpers. Issue 01 (2009-11-30) Huawei Proprietary and Confidential...