Pmu; Power System Technical Specifications - Huawei NE40E Hardware Description

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Hardware Description

1.8.4.10 PMU

The PMU is used to manage the power module and the power access module, monitor their

working status, and report the status to the host.

Figure 1-53 PMU power monitoring module

Table 1-57 PMU Panel

Supporting flexible configuration, dynamic management, and voltage and current detection

Providing power alarms and supporting 485 communication

Table 1-58 -48 V DC power system specifications

Number of power modules

Issue 01 (2018-05-03)

1 Hardware Description

Status Description

If the indicator blinks green slowly, the

board is working properly. If the indicator

blinks green quickly, the board fails to

communicate with the main control board.

If the indicator is steady red, the PM or

PMU is not working properly. If the

indicator is off, no alarms are reported.

If the indicator is steady green, the board is

in the active state. If the indicator is off, the

board is in the standby state.

16 (full configuration)

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