Hard Drive Leds; Scsi Hard Drive Leds - HP AD510A - StorageWorks Modular Smart Array 1500 cs 2U Fibre Channel SAN Attach Controller Shelf Hard Drive Maintenance And Service Manual

Hard drive LEDs

When a hard drive is configured as a part of an array and attached to a powered-on controller, the
status of the hard drive can be determined from the illumination pattern of its LEDs.
IMPORTANT:
For additional information on replacing a hard drive, see ??? and

SCSI hard drive LEDs

Each SCSI hard drive has three LEDs. The following figure and table describe their locations and
meanings.
1
1
Activity LED
On
Blinking
Off
24
System components and LEDs
3
2
2 3
Online LED Fault LED
Off Off
Blinking Blinking
Off Off
Hard drive failure and faulted
15584
Meaning
The hard drive is being accessed in one of the following ways:
• The hard drive is not configured as part of an array.
• The hard drive is a replacement and rebuild has not yet
started.
• The hard drive is spinning up during POST.
Do not remove the hard drive. Removing a hard drive at this
time could terminate the current operation and cause data loss.
The hard drive is being accessed in one of the following ways:
• The hard drive is part of a configured array that is being
selected or updated by the ACU or MSA-CLI.
• The hard drive is being upgraded.
• The hard drive has been selected for identification in HP-SIM,
ACU, or MSA-CLI.
Do not remove the hard drive. Removing a hard drive at this
time can cause data loss in non-fault-tolerant configurations.
The hard drive is not being accessed and is not configured as
part of an array. If necessary, it is safe to replace the hard drive.
This hard drive is in one of the following states:
• The hard drive is not configured as part of an array.
• The hard drive is configured as an online spare.
LUNs.