
Glossary
AC Adapter
A device which converts the AC voltage from a wall outlet to the DC voltage needed to power your LifeBook notebook.
ACPI
Advanced Configuration and Power Interface
Active-Matrix Display
A type of technology for making
AdHoc
A name of a wireless LAN configuration.
It is a type of communication using wireless cards only.
Another type of communication is called Infrastructure (using a wireless card and an access point).
ADSL
Asymmetric Digital Subscriber Line
Technology for transporting high
AGP
Accelerated Graphics Port
Graphics port specifically designed for
Auto/Airline Adapter
A device which converts the DC voltage from an auto- mobile cigarette lighter or aircraft DC power outlet to the DC voltage needed to power your LifeBook note- book.
BIOS
Basic
Bit
An abbreviation for binary digit. A single piece of information which is either a one (1) or a zero (0).
bps
An abbreviation for bits per second. Used to describe data transfer rates.
G l o s s a r y
Boot
To
Bus
An electrical circuit which passes data between the CPU and the
Byte
8 bits of parallel binary information.
Cache Memory
A block of memory built into the
CardBus
A faster,
CD-ROM
Compact disk read only memory. This is a form of digital data storage which is read optically with a laser rather than a magnetic head. A typical
Channel
A radio frequency band used for communication between wireless cards and access points.
CMOS RAM
Complementary metal oxide semiconductor random access memory. This is a technology for manufacturing random access memory which requires very low levels of power to operate.
Command
An instruction which you give your operating system. Example: run a particular application or format a floppy disk.
Configuration
The combination of hardware and software that makes up your system and how it is allocated for use.
CRT
Cathode Ray Tube. A display device which uses a beam of electronic particles striking a luminescent screen. It produces a visual image by varying the position and intensity of the beam.
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