HP 4400 Guia de Instalação descarregar pdf (Página 27)

When connecting the power cables, use the power cables shipped with the EVA. After power is

supplied to the EVA, the power supply automatically senses the input voltage and the power supply

LED illuminates as solid amber.

Table 2 Power cable connections

Level of ProtectionConnection Method

Protects you from downtime when one of the EVA power supplies fails.

The remaining power supply/fan module can operate the EVA until you

install a replacement module.

EVA power supplies connected

to one power source

Protects you from downtime when one of the EVA power supplies fails.

Protects you from data loss when one of your power sources fails, due to

a pulled cable or tripped breaker.

The remaining power source can power the EVA until the failed power

source is restored or relocated.

Depending on the cause and duration of the power outage, you can use

this time to properly shut down your storage sub-system.

EVA power supplies connected

to two separate power sources

Protects you from downtime when one of the EVA power supplies fails.

Protects you from data loss when one or both of your power sources fails,

due to a pulled cable, tripped breaker, or local power outage.

The remaining power source or the UPS will power the EVA until power is

restored to the source. Depending on the cause and duration of the power

outage, you can use this time to properly shut down your storage sub-system.

EVA power supplies connected

to:

• Two uninterruptible power

supplies

• Two separate power sources

For more information about power sources, see the HP StorageWorks 4400 Enterprise Virtual Array

User Guide.

HP StorageWorks 4400 Enterprise Virtual Array Installation Guide 27

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HP 4400 Guia de Instalação Página 27