Fujitsu 420D User Manual page 137

A p p e n d i c e s
SVGA
Super VGA.
System Clock
An oscillator of fixed precise frequency which
synchronizes the operation of the system and is
counted to provide time of day and date.
TFT
Thin Film Transistor – A technology for flat
display panels which uses a thin film matrix of
transistors to control each pixel of the display
screen individually.
UL
Underwriters Laboratories – An independent
organization that tests and certifies the electri-
cal safety of devices.
USB
Universal Serial Bus.
VGA
Video Graphics Array. A video display standard
originally introduced by IBM with the PS/2
series of personal computers.
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VIRUS
A com p uter sof t w a re opera ti on purpo s ely intro-
du ced into a machine to cause some kind of
de s tru ctive functi on . Com p uter data va n d a l s i m .
VRAM
Video Random Access Memory. A memory
dedicated to video display data and control.
Write Protect
Prevent alteration of the binary state of all bits
in a storage media. Example: all information on
a device such as a floppy diskette; a block of
space in a storage media such as a par tition of a
hard disk;a file or directory of floppy diskette
or hard disk.
Zoomed Video
A PC Card port which allows notebook PCs to
deliver full screen braodcast quality video
through third party PC Cards,including TV
tuners, video capture, and MPEG full-motion
video.