Huawei NE40E Hardware Description page 294

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Table of Contents

Hardware Description

Table 1-256 Buttons

Table 1-257 Indicators

Functional Specifications

Table 1-258 Functions and features

Functions and

Reliability and

availability

Issue 01 (2018-05-03)

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 is powered on and registers, this indicator blinks

slowly (2 Hz).

After the board is powered on and registers, if this indicator blinks at

0.5 Hz, the system is working properly.

If this indicator is steady green, the board is working properly; if this

indicator is off, the board is faulty.

When the board is working properly, the OFL red indicator is off.

After the OFL button is pressed to power off the board, the OFL red

indicator is on.

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

same time. 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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