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Glossary
Quantum A-Series Tape Drives User’s Guide 83
Encoding
(n.) Characters (or bytes) of information converted to magnetic
patterns on the media. (v.) The process of converting to the
desired pattern.
EOD End of Data. Location on media where the last session stopped.
EOM or EOT End of Media or End of Tape. Logical EOM allows space to
complete a write operation; physical EOM signifies that the
media is completely used.
Erase The removal of data from media.
Error A message that occurs when there is a loss of ability to interpret
recorded data; usually because of magnetic issues or defects in or
on the media.
ESD An Electrostatic Discharge is a sudden flow of electric current
through a material that is normally an insulator.
ETH Ethernet 1Gb; GigE; Gigabit Ethernet
EU European Union.
F
F
Fahrenheit is a temperature scale where a degree Fahrenheit (°F)
is 5/9ths of a kelvin (or of a degree Celsius).
FCC Federal Communications Commission (United States).
Fibre Channel A high-speed serial architecture that allows either optical
or electrical connections at data rates from 265 MB to 2 Gb per
second. Fibre Channel is sometimes abbreviated FC.
File system This is the file system embedded in the SDLT 600A
firmware. File system information is saved into a table of
contents and also into the eMAM.
Firmware Permanent or semi-permanent instructions and data
programmed directly into the circuitry of a programmable read-
only memory or electronically erasable programmable read-only
memory chips. Used for controlling the operation of the
computer or tape drive. Distinct from software, which is stored in
random access memory and can be altered with ease.
FPM The Front Panel Module (also known as the bezel) is a plastic
panel that extends the face of a tape drive so that it covers a
computer’s tape drive bay opening.
FTP File Transfer Protocol - A way of transferring files over the
Internet from one computer to another.
FUP Firmware Update.