Quantum DLT 7 Manual descarregar pdf (Página 163)

Glossary

DLT-S4 Product Manual 145

includes the precision mounting holes used to install SDLT tape drives

into a server or tape library.

Bezel (Also known as the faceplate.) A plastic panel that extends the face

of a tape drive so that it covers a computer’s tape drive bay opening. The

internal model of DLT-S4 has two bezels: a library bezel and an internal

bezel.

BIOS Basic Input/Output System. A set of routines that work closely

with the hardware to support the transfer of information between various

elements of the system, such as memory, disks, and peripheral devices.

Block A sector or group of sectors. DLT-S4 supports block sizes up to

16 MB.

BOT Beginning of Tape. The physical beginning of the media.

BRC Backward-read Compatibility is the ability of a current tape drive

product to read cartridges written on earlier model tape drives.

BSMI Bureau of Standards, Metrology, and Inspection (Taiwan).

Buckling Mechanism The buckling mechanism engages the media

leaders on cartridge load and disengages them on cartridge unload.

Buffer An area of RAM reserved for temporary storage of data that is

waiting to be sent to a device. The data is usually on its way to or from

the tape drive or some other peripheral device.

Bus The part of a chip, printed circuit board, or interface designed to

send and receive data.

C The degree Celsius (°C) is a unit of temperature.

Cache Specialized RAM used as a buffer between a fast CPU or I/O

channel and storage which has a relatively slow access time (for example,

cartridge or diskette), to avoid slowing down the former.

CE Council of Europe.

Compressed Capacity Capacity after data has been processed, using

either software or hardware, to reduce storage space while maintaining

data integrity. (See also Data Compression.)

CFR Code of Federal Regulations (United States).

CSA Canadian Standards Association, also known as CSA International.

CTM Cartridge Tape Module. The main function of the SDLT’s CTM is to

provide the magnetic recording media used by the tape drive to store

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Quantum DLT 7 Manual Página 163