Huawei RRU3201 Hardware Maintenance Manual
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- Installation manual (96 pages) ,
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- Installation manual (15 pages)
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Summary of Contents for Huawei RRU3201
- Page 1 RRU3201 Hardware Maintenance Guide Issue Date 2011-09-15 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: About This Document
About This Document Purpose This document describes routine maintenance procedures for an RRU3201 (referred to as RRU in this document), such as equipment preventive maintenance and power-on and power-off operations. It also explains how to replace the RRU and optical modules. - Page 4 For example, log in as user root. Italic Book titles are in italics. Courier New Examples of information displayed on the screen are in Courier New. Issue 04 (2011-09-15) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
- Page 5 +A means the three keys should be pressed concurrently. Key 1, Key 2 Press the keys in turn. For example, pressing Alt, A means the two keys should be pressed in turn. Issue 04 (2011-09-15) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
- Page 6 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 04 (2011-09-15) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
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Page 7: Table Of Contents
Hardware Maintenance Guide Contents Contents About This Document........................ii 1 Changes in the RRU3201 Hardware Maintenance Guide.............1 2 Preventative Maintenance Items for an RRU................3 3 Powering On and Off an RRU....................5 3.1 Powering On an RRU............................6 3.2 Powering Off an RRU............................6 4 Replacing an RRU.........................8... -
Page 8: Changes In The Rru3201 Hardware Maintenance Guide
1 Changes in the RRU3201 Hardware Maintenance Guide Changes in the RRU3201 Hardware Maintenance Guide This chapter describes the changes in the RRU3201 Hardware Maintenance Guide. 04 (2011-09-15) This is the fourth official release. Compared with issue 03 (2011-04-15), this issue does not add any information. - Page 9 RRU3201 Hardware Maintenance Guide 1 Changes in the RRU3201 Hardware Maintenance Guide 02 (2011-03-15) This is the second official release. Compared with issue 01 (2011-01-20), this issue does not add any information. Compared with issue 01 (2011-01-20), this issue incorporates the following change:...
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Page 10: Preventative Maintenance Items For An Rru
All power cables are sealed properly. All CPRI fiber optic cables are free from wear, cuts, cracks, or other damage. All screws are tightened on the cover plate of the maintenance cavity. Issue 04 (2011-09-15) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd. - Page 11 Report any other faults found when filling in the checklist to the supervisor, because only technically-qualified and trained field engineers are permitted to climb towers for further repairs. Issue 04 (2011-09-15) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
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Page 12: Powering On And Off An Rru
RRU in a normal situation such as moving the equipment or anticipating a territorial blackout. You must also power off an RRU in an emergency such as a fire, smoke, or water immersion occurs in the equipment room. Issue 04 (2011-09-15) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd. -
Page 13: Powering On An Rru
An RRU can be powered off in two ways: normal power-off and emergency power-off. You must power off an RRU in a normal situation such as moving the equipment or anticipating a Issue 04 (2011-09-15) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd. - Page 14 Shut off the external input power of the auxiliary power device for the RRU. If time permits, set the corresponding circuit breaker on the auxiliary power device for the RRU to OFF. ----End Issue 04 (2011-09-15) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
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Page 15: Replacing An Rru
Step 4 Loosen the six screws on the cover plate of the RRU cabling cavity using an M4 Phillips screwdriver, and then open the cover plate. Step 5 Record all the cable connections on the panel of the module to be replaced. Issue 04 (2011-09-15) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd. - Page 16 RRU bottom to remove it, as shown in Figure 4-3. Figure 4-2 Tightening screws on the attachment plate Issue 04 (2011-09-15) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
- Page 17 Place the removed RRU into the ESD box or bag. Then, place the ESD box or bag into a foam-padded carton or the packing box of the new RRU. Fill in the fault form with detailed information about the removed component. Contact the local Huawei office to handle the faulty component. Issue 04 (2011-09-15) Huawei Proprietary and Confidential...
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Page 18: Replacing An Optical Module
Step 3 Record the connections of the optical module and fiber optic cables. Step 4 Press the latch on the fiber optic cable connector, and then remove the connector from the faulty optical module. Issue 04 (2011-09-15) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd. - Page 19 Fill in the fault form with detailed information about the removed component. Contact the local Huawei office to handle the faulty optical module. Issue 04 (2011-09-15) Huawei Proprietary and Confidential...