Manual

Up to 14 disk drives can be installed in a drive enclosure.
Disk drive stat
us indicators
Three status indicators display the drive operational status. Figure 15 shows the disk drive status
indicators. Table 9 provides a d escription of each status indicator.
Figure 15 Disk drive s ta tus indicators
1. Activity
2. Online
3. Fault
Table 9 Dis
k drive status indica tor descriptions
Status indicator
Description
Activity
This green status indicator flashes when the disk drive is
being accessed. It is on when the drive is idle.
Online
The green status indicator is on when the disk drive is
online a
nd operating normally. This indicator will be off
in the following situations:
• There is no controller on the bus.
• +5.1 VDC is not available.
• The drive is not properly installed in the enclosure.
Fault
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 comma nd.
Disk drive status d isplays
The disk drive status indicators can assume three states: on, off, or flashing. The status indicators states
for operational drive status are shown i n Table 10.SeeTable 11 for the non-operational drive status
ind
icator states.
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Enterprise Virtual Array hardware components