insertion guide.
On the surface of the tape cartridge, a
large, notched area that prevents you
from inserting the cartridge incorrectly.
install.
(1) To set up for use or service. (2) The act
of adding a product, feature, or function
to a server or device either by a singular
change or by the addition of multiple
components or devices.
interposer.
An adapter-like device that allows a
connector of one size and style to connect
to a mating connector of a different size
and style. Data provided to the computer
or data resulting from computer
processing.
I/O. See input/output.
J
jumper.
(1) A tiny connector that fits over a pair
of protruding pins in a connector. A
jumper can be moved to change electrical
connectors. When in place, the jumper
connects the pins electrically. (2) To place
a jumper on a connector pin.
L
label. A slip of paper with an adhesive backing
that can be written on and affixed to a
tape cartridge as a means of identification
or description.
label area.
On the LTO Ultrium Tape Cartridge, a
recessed area next to the write-protect
switch where a bar code label must be
affixed.
leader block.
Located within the tape drive, the part
that engages the steel pin which is
attached to the tape in an LTO Ultrium
Tape Cartridge. Once engaged, the
leader-pin block pulls the tape from the
cartridge into the drive.
leader pin.
On the tape cartridge, a small metal
column that is attached to the end of the
magnetic tape. During tape processing the
leader pin is grasped by a threading
mechanism, which pulls the pin and the
tape out of the cartridge, across the drive
head, and onto a takeup reel. The head
can then read or write data from or to the
tape.
LED. See light-emitting diode.
light-emitting diode.
A semiconductor diode that emits light
when subjected to an applied voltage and
that is used in an electronic display.
Linear Tape-Open (LTO)
A type of tape storage technology
originally developed by the IBM
Corporation, Hewlett-Packard, and
Seagate. LTO technology is an "open
format" technology, which means that its
users have multiple sources of product
and media. The "open" nature of LTO
technology enables compatibility between
different vendors' offerings by ensuring
that vendors comply with verification
standards.
load. Following the insertion of a tape cartridge
into the tape load compartment, the act of
positioning the tape (performed by the
tape drive) for reading or writing by the
drive's head.
log sense data.
See SCSI log sense data.
loop. (1) A series of instructions that is repeated
until a terminating condition is reached.
(2) To connect so as to complete a loop.
LTO. See Linear Tape-Open.
M
magnetic tape.
A tape with a magnetizable surface layer
on which data can be stored by magnetic
recording.
maintenance mode.
The state of operation in which the tape
drive must be before it can run
diagnostics, verify write and read
operations, verify a suspect tape cartridge,
update its own firmware, and perform
other diagnostic and maintenance
functions.
MB. See megabyte.
media.
The plural of medium.
60 Dell PowerVault LTO Tape Drive: User's Guide
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