Quantum SDLT 600 User Manual page 137

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SDLT 600 Product Manual
Low Voltage Differential signalling is an electrical signalling system
LVD
that can run at high speeds over cheap, twisted-pair copper cables.
A Micrometer is an SI unit of length. It is defined as one millionth of
µM
-6
a metre (1 × 10 m), equivalent to one thousandth of a millimeter.
Medium Auxiliary Memory (MAM) is an SDLT 600 tape drive
MAM
feature that provides information on the status and prior use history of an
DLTtape cartridge.
Megabyte
MB
SI — 1 000 000 bytes or 10
(SI) definition used by telecommunications engineers and storage
manufacturers.
1 048 576 bytes - 1024
science and computer programming, when talking about the size of files
or computer memory. The reason is that computers use the binary
numeral system internally.
Note: For the purpose of this document we are using SI.
Magneto Resistive Cluster Heads. A cluster of small, cost-
MRC Heads
effective Magneto Resistive (MR) media heads packed densely together.
A Millisecond is equal to one thousandth of a second.
ms
Mean Time Between Failures.
MTBF
The capacity of a given media product in its basic
Native Capacity
recording format (without the use of data compression).
Refers to the uncompressed storage capacity of a media
Native Mode
subsystem. (See Native Capacity.)
In referring to a Fibre Channel network, a node is any device
Node
attached to the network.
A method of generating redundant information that can be used
Parity
to detect errors in stored or transmitted data.
A device added to a system as a complement to the basic
Peripheral
central processing unit (CPU), such as a disk drive, tape drive, or printer.
In referring to a Fibre Channel network, a port connects a node to
Port
the network.
6
bytes. This is the International System of Units
2 20
, or 2 . This definition is often used in computer
Glossary
121