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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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AC PSU

AC PSU

This section describes features of AC 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.

NOTE:

PSUs provide short circuit protection. PSUs that support dual input live wires provide bipolar fuse.

Appearance

Figure 2-8 Appearance

The E9000 supports the 2000 W AC Platinum PSUs (EPW2000–12A), 2000 W AC Titanium PSUs (PAC2000S12–TE), and 3000 W AC Platinum PSUs (EPW3000–12A).

Indicator

Figure 2-9 Indicator on the AC PSU panel
Table 2-4 Status description for the AC 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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