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Disk drive status indicators, Disk drive status displays – HP 4000.6000.8000 Enterprise Virtual Arrays User Manual

Page 24

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Up to 14 disk drives can be installed in a drive enclosure.

Disk drive status indicators

Three status indicators display the drive operational status.

Figure 11 (page 24)

shows the disk

drive status indicators.

Table 4 (page 24)

provides a description of each status indicator.

Figure 11 Disk drive status indicators

2. Online

1. Activity

3. Fault

Table 4 Disk drive status indicator descriptions

Description

Status indicator

This green status indicator flashes when the disk drive is being
accessed. It is on when the drive is idle.

Activity

The green status indicator is on when the disk drive is online
and operating normally. This indicator will be off in the
following situations:

Online

There is no controller on the bus.

+5.1 VDC is not available.

The drive is not properly installed in the enclosure.

This amber status indicator is on when there is a disk drive
failure. Depending on the host controller, this indicator may
flash when the controller detects an error condition.
The amber status indicator flashes in synchronization with
the other two status indicators in response to the EMU locate
command.

Fault

Disk drive status displays

The disk drive status indicators can assume three states: on, off, or flashing. The status indicators
states for operational drive status are shown in

Table 5 (page 24)

. See

Table 6 (page 25)

for the

non-operational drive status indicator states.

Table 5 Operational disk drive status indications

Description

Fault

Online

Activity

Initial startup.

Off

On

Flashing

The drive is online but is not being accessed.

Off

On

On

The drive is being located.

Flashing

Flashing

Flashing

The drive is operational and active.

Off

On

Flashing

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Enterprise Virtual Array hardware components