HP 4000.6000.8000 Enterprise Virtual Arrays - Manual (Page 51)

Table 9 Operational disk drive status indications
Activity Online Fault Description
Flashing On Off Initial startup.
On On Off The drive is online but is not being accessed.
Flashing Flashing Flashing The drive is being located.
Flashing On Off The drive is operational and active.
Table 10 Non-operational disk drive status indications
Activity Online Fault Description
On On On Indicates no connection or the controllers are offline.
Recommended corrective actions:
1. Check power supplies for proper operation.
2. If defective, replace disk drive.
On Off Flashing Indicates disk drive error/not active. Recommended
corrective actions:
1. Verify FC loop continuity.
2. Replace disk drive.
Disk drive blank
To maintain the proper enclosure air flow, a disk drive or a disk drive blank must be installed in each
drive bay. The disk drive blank maintains proper airflow within the disk enclosure.
Power supplies and blowers
This section describes the function and operation of the disk enclosure power supplies and blowers .
Figure 17 illustrates the major power supply and cooling components.
4000/6000/8000 Enterprise Virtual Array user guide 51