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EK–SMDZS–UG. B01 Glossary–1
Glossary
This Glossary includes an alphabetized listing and brief definition of the abbreviations,
acronyms, COMPAQ-specific references, and other technical terms that are used in this
manual and that may be unfamiliar to the reader.
adapter
See SCSI bus converter.
building block shelf
See SBB shelf.
controller
A hardware/firmware device that manages communications on behalf of host systems over the
SCSI bus to devices, such as the HSC-series, HSJ-series, and HSZ-series controllers. Controllers
typically differ by the type of interface to the host and provide functions beyond what the
devices support.
differential SCSI bus
A signal's level is determined by the potential difference between two wires. A differential bus
is more robust and less subject to electrical noise than is a single-ended bus.
DWZZC
A StorageWorks compatible 16-bit SCSI bus converter.
See SCSI bus converter.
DWZZH
A StorageWorks compatible 16-bit UltraSCSI Hub.
electrostatic discharge
See ESD.
ESD
Electrostatic discharge is the discharge of a potentially harmful static electric voltage as a result
of improper grounding.
host
The primary or controlling computer or any such unit (in a multiple computer network) to which
storage is attached.