Glossary
This glossary defines terms pertaining to the Compaq StorageWorks Model 2100 and
2200 Ultra SCSI controller enclosure and associated equipment.
ACS
Array controller software. Software designed to operate an array controller.
active
The storage CRU is spinning up, or down, or transferring data to or from the
array controller.
ambient
temperature
The temperature of the air surrounding the rack, enclosure, or CRU that
dissipates the heat generated by the device. Also referred to as the intake air
temperature.
array controller
A stand-alone device that connects a host adapter to the storage SCSI bus.
This device provides RAID functionality, typically has multiple SCSI bus
ports, performs the lower layers of the SCSI protocol, and normally operates
in the initiator role.
Also referred to as controller or SCSI bus controller.
array controller
software
See ACS.
backplane
The electronic printed circuit board mounted in the center of the enclosure.
This board contains the ECB, fan, EMU, power supply, I/O module, array
controller, and cache module connectors.