HP Surestore Disk Array 12h - And FC60 Service Manual page 123

Table 15
EIA Spacing for Racks and Array Enclosures
Component
Legacy Cabinets (1 EIA Unit = 1.75")
1.1 Meter Cabinet
1.6 Meter Cabinet
2.0 Meter Cabinet
Controller Enclosure FC60
Disk Enclosure SC10
System/E Racks (1 EIA Unit = 1.75")
1.1 Meter
1.6 Meter
2.0 Meter
Controller Enclosures FC60
Disk Enclosures SC10
IMPORTANT: When installing an enclosure in a rack, if there is a space between
Note
enclosures that space must be filled with a filler panel to maintain proper air
flow. This is a requirement for proper cooling.
When installing the array in the cabinet, install the enclosures from the bottom up (to
prevent the cabinet from becoming top heavy and avoid a potential tipping hazard). Refer
to the document supplied with the rack for proper installation information. Typically, disk
enclosures are installed from the bottom of the rack up, with the controller enclosure
installed directly above the disk enclosures.
Figure 45 shows EIA rack locations for installation of six disk enclosures and one
controller enclosure FC60 in a System/E rack. Special rails for the System/E racks allow
installation of enclosures at either full EIA or mid-EIA (1/2-EIA) position. This allows the
Measure (EIA Units)
21 EIA Units, Total Available
32 EIA Units, Total Available
41 EIA Units, Total Available
5 EIA Units Used (includes 1/2 rail space below and
remaining 1/2 EIA unit above enclosure)
4 EIA Units Used (3.5 disk enclosure plus 1/2 rail space)
25 EIA Units, Total Available
33 EIA Units, Total Available
41 EIA Units, Total Available
4 EIA Units Used
3.5 EIA Units Used
Installing the Disk Array FC60
123