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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As for the power-off, the operation in a normal situation and that in an emergency are different.
Figure Removing The Wbbp Figure Position Of The Dcdub Step 3 Record all the cable connections on the panel of the board to be replaced. Enter text from picture: By pressing ‘print’ button you will print only current page. Notice The purchased products, services and features are stipulated by the contract made between Huawei and the customer. Figure Disconnecting Cables Fill in the fault form with the details of the replaced component.
Page 6 This describes how to power on and power off the BBU Step 2 Power off the BBU. Obtaining The Esn All other trademarks and trade names mentioned in this document are the property of their respective holders.
Fill in the fault form with the details of the replaced board. Replacing Components Of The Bbu Figure Removing The Psu Figure Removing The Upeu Figure Position Of The Uscu Figure Position Of The Dcdub Replacing The Optical Module Fill in the fault form with the details of the replaced component.
Comments to this Manuals Your Name. Figure Disconnecting the cable Figure Position Of The Heua Replacing The Ueiu Page 8 Press the primary mouse button twice continuously and quickly without moving the pointer.
Page 58 Fill in the fault form with the details of the replaced component. Indoor centralized rack icr dual-mode base station pages. Figure Removing The Ueiu Replacing The Utrp Fill in the fault form with the details of the replaced component.
Figure Position Of The Upeu Figure Removing The Wmpt Replacing The Dcdub Fill in the fault form with the details of the replaced component. The maintenance tasks consist of power supply and grounding system maintenance, cabinet maintenance, and power-on and power-off operations.
Replacing The Wbbp Figure Removing The Heua Step 8 Take off the ESD wrist strap or gloves, and then pack up all the tools.
All or part of the products, services and features described in this document may not be within the purchase scope or the usage scope. Table of contents About This Document Figure Removing The Pdu Figure Removing The Pmu Figure Removing The Subrack bnu3900 Step 3 Record all the cable connections on the panel of the AC surge protection box to be replaced.
Don’t have an account? Procedure Step 1 Choose normal power-off or emergency power-off based on the actual situation.
Replacing Mxnual Upeu Figure Removing The Optical Module Step 4 Disconnect the power cable and monitoring cable from the AC surge protection box, as shown Figure Replacing The Uscu Contact the local Huawei office to handle the faulty component. Loosen the four M6 screws on the mounting ears of the subrack, and then remove the subrack, as shown in Figure