Quantum sdlt 220 Guía Del Usuario
SDLT 220 and SDLT 320 Product Manual
Glossary
81-85002-01
March 2004
G-7
I
J
K
L
ICM
Integrated Controller Module. This board is one of two boards
that make up the EIM. The ICM contains the main controller and
servo micro-processor, the custom-designed SDLT ASICs, and
the cache memory.
that make up the EIM. The ICM contains the main controller and
servo micro-processor, the custom-designed SDLT ASICs, and
the cache memory.
IEC
International Electrotechnical Commission, an international
standards organization for electronics and electrotechnical
matters.
standards organization for electronics and electrotechnical
matters.
IEEE
Institute of Electrical and Electronics Engineers.
Interface
A hardware or software protocol, contained in the electronics of
the tape controller and tape drive, that manages the exchange of
data between the drive and computer. The most common
interfaces for small computer systems are AT (IDE) and SCSI.
the tape controller and tape drive, that manages the exchange of
data between the drive and computer. The most common
interfaces for small computer systems are AT (IDE) and SCSI.
Jumper
A tiny connector box that slips over two pins that protrude from a
circuit board. When in place, the jumper connects the pins
electrically. The jumper can be moved to change electrical
connectors.
circuit board. When in place, the jumper connects the pins
electrically. The jumper can be moved to change electrical
connectors.
KB
Kilobyte. A unit of measure equal to 1 thousand (1024) bytes.
LED
Light Emitting Diode.
LGMR
Laser Guided Magnetic Recording
technology.
LSB
Least Significant Bit.
LUN
Logical Unit Number.
LVD
Low Voltage Differential. LVD is a physical interface with power
low enough to allow integration within the SCSI controller chip.
Ultra2 SCSI uses a low-voltage differential interface.
low enough to allow integration within the SCSI controller chip.
Ultra2 SCSI uses a low-voltage differential interface.