Contents About This Document Compared with issue 07 , 15 , and 14 , no information is added. Compared with issue 07 , 15 , and 14 , the following part is modified: Part 6. Compared with issue 07 , 15 , and 14 , no information is deleted.
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Page 3 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. The maintenance tasks consist of power supply and grounding system maintenance, cabinet maintenance, and power-on and power-off operations.
This document also describes the procedures for replacing the components. Page 6 This describes how to power on and power off the BBU As for the power-off, the operation in a normal situation and that in an emergency are different. Keyboard Operations The keyboard operations that may be found in this document are defined as follows. Page 8 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. Page 12 Figure Disconnecting the cable Compared with issue 02 , no information is added. The maintenance items are related to the fans, equipment surface, cleanliness, LEDs, and ambient temperature in the cabinet. Table describes the maintenance items for the BBU equipment.
Estación base macro para interiores BTS3900
Huawei BBU3900 Hardware Maintenance Manual