HUAWEI TECHNOLOGIES Co., Ltd. BBU V Installation Guide. Issue: Date: Page 2. 1. Content. Installation Tools . The BBU and the RRU are connected through the Common Public Radio Interface (CPRI) ports and optical cables for signal transmission, realizing the. The BBUs in this document include the BBU, BBU, and BBUA. ○. RRUs and RFUs are radio frequency units and support.
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Figure Disconnecting the cable Querying Board Information Page 12 Figure Disconnecting the cable This document also describes the procedures for replacing the components.
Procedure Step 1 Choose normal power-off or emergency power-off based on the actual situation. All other trademarks and trade names mentioned in this document are the property of their respective holders.
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The maintenance tasks consist of power supply and grounding system maintenance, cabinet maintenance, and power-on and power-off operations. Replacing The Utrp Keyboard Operations The keyboard operations that may be found in this document are defined as bb3u900.
Figure Position Of The Upeu Replacing The Dcdub Fill in the fault form with the details of the replaced component. All or part of the products, services and features described in ,anual document may not be within the purchase scope or the usage scope.
Contact the local Huawei office to handle the faulty board. Figure Removing The Bbu The quantity and type of board to be replaced are confirmed.
Huawei BBU Manuals
Replacing The Upeu Step 8 Take off the ESD wrist strap or gloves, and then pack up all the tools. Figure Removing The Pmu Loosen the four M6 screws on the mounting ears of the subrack, and then remove the subrack, as shown in Figure Step 3 Record all the cable connections on the panel of the AC surge protection box to be replaced. Figure Removing The Ueiu Obtaining The Esn To print the manual completely, please, download it.
Figure Removing The Dcdub Step 2 Power off the Mahual. Replacing Components Of The Bbu Replacing The Utrp Fill in the fault form with the details of the replaced component.
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Replacing The Ueiu Replacing The Optical Module Contact the local Huawei office to handle the faulty component. Figure Removing The Wbbp By pressing ‘print’ button you will print only current page.
Nanual 8 Press the primary mouse button twice continuously and quickly without moving the pointer. Bbu Hardware Installation Checklist Replacing The Wbbp Figure Position Of The Ueiu