Chapter 1 Storage Overview
I-17
Table 1-1 Component List (2/2)
Component (Abbreviation) Configuration Devices
(Abbreviation)
Description
Power Supply
(DE_PS)
Power supply part in DE (Disk Enclosure).
Fan
(DE_FAN)
Cooling fan in DE to maintain the constant
temperature inside of the unit.
Adapter Card
(DE_ADP)
Adapter Card for connection between PD
and DD.
Extended Cabinet Junction Box
(EC_JB)
Connection part of AC power cable in the
extended cabinet. It supplies electric
power to components (configuration
devices) of cabinet.
Temperature Alarm
(DE_TEMP_ALM)
Temperature abnormality detection part
with temperature sensor in DE.
Disk Enclosure
(DE)
Back Board
(DE_BB)
Back board connecting each component
(configuration devices) in DE.
Pool Virtual medium composing RAID by
putting multiple physical disks together.
Physical Disk (PD) Physical Disk
Logical Disk (LD) Logical Disk (disk from operation host
side)