Huawei NE40E Hardware Description page 290

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Table of Contents

Hardware Description

Table 1-244 Buttons

Table 1-245 Indicators

Functional Specifications

Table 1-246 Functions and features

Functions and

Reliability and

availability

Issue 01 (2018-05-03)

Earliest Software Version

Before removing a board, press and hold the OFL button for about 6

seconds until the OFL indicator turns on. Then, you can remove the

Before the board registration: The green indicator blinks twice every

second (2 Hz).

After the registration of the board: If the green indicator blinks once

every two seconds (0.5 Hz), the system is working properly.

If the red indicator is off, the board is working properly. If the red

indicator is on, the board is powered off.

The 3+1 backup mode is used. The four SFUs balance services at the

same time (Two SFUs integrate on two MPUs). If one SFU is faulty

or replaced, the other three SFUs automatically take over its services

to prevent service interruptions.

1 Hardware Description

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