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E9000 Server V100R001 User Guide 24

This document describes the overview, functions, structure, installation, and configuration methods of the E9000.
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Huawei uses machine translation combined with human proofreading to translate this document to different languages in order to help you better understand the content of this document. Note: Even the most advanced machine translation cannot match the quality of professional translators. Huawei shall not bear any responsibility for translation accuracy and it is recommended that you refer to the English document (a link for which has been provided).
DC PSU

DC PSU

This section describes features of DC PSUs.

Function

The E9000 provides six PSUs in N+1 redundancy, N+N redundancy, or non-redundancy mode. Each PSU centrally supplies power to the chassis and supplies 12.3 V DC power to each slot. Refer to PSU Configuration Policies and choose a PSU redundancy mode according to the maximum chassis power.

Appearance

Figure 2-10 Appearance

The 2500 W DC PSUs are used. Figure 2-11 shows the nameplate.

Figure 2-11 2500 W PSU

Indicator

Figure 2-12 Indicator on the DC PSU panel
Table 2-5 Status description for the DC PSU operating status indicator

Color

Status and Meaning

Green

  • Steady: The PSU is running properly.
  • Blinking (at 0.5 Hz): The PSU is in hibernation and supplies no power.

Red

On: The PSU is not running properly.

NOTE:

The causes are as follows:

  • The PSU is in input overvoltage or undervoltage state.
  • The PSU is in output overvoltage or undervoltage state.
  • The PSU is supplying no power.
  • A fan module alarm is generated, or a fan module fails.

Off

Off: No power is supplied.

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Updated: 2019-08-30

Document ID: EDOC1000015897

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