Disk Drive Blank; Controller Enclosures - HP 6400/8400 User Manual

Table 3 Disk status indicator LED descriptions
Drive LED
Bi-color (top)
Green (bottom)

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.

Controller enclosures

This section describes the major features, purpose, and function of the HSV400 and HSV450
controllers. Each Enterprise Virtual Array has a pair of these controllers.
the HSV400 controller rear view and
The front of the HSV400 and HSV450 is shown in
NOTE: Some controller enclosure modules have a cache battery located behind the OCP.
Figure 8 HSV400 controller rear view
1. Serial port
3. Controller health
5. Power
7. Mirror ports
9. Power supply 1
Description
Slow flashing blue (0.5 Hz)—Used to locate drive.
Solid amber—Drive fault.
Flashing—Drive is spinning up or down and is not ready.
Solid—Drive is ready to perform I/O operations.
Flickering—Indicates drive activity.
Figure 9 (page 14) shows the HSV450 controller rear view.
Figure 10 (page 14).
2. Unit ID
4. Fault indicator
6. DPI ports
8. Fiber ports
10. Power supply 2
Figure 8 (page 13) shows
Controller enclosures 13