Glossary-1
GLOSSARY
Glossary
The terms in this glossary cover topics related to this manual. Alternate naming
is included for reference.

Abbreviations

AC: alternating current
AGP: accelerated graphics port
ANSI: American National Standards
Institute
APM: advanced power manager
ASCII: American Standard Code for
Information Interchange
BIOS: basic input output system
CD-ROM: Compact Disc-Read Only
Memory
CD-RW: Compact Disc-Read/Write
CMOS: complementary metal-oxide
semiconductor
CPU: central processing unit
CRT: cathode ray tube
DC: direct current
DDC: display data channel
DMA: direct memory access
DOS: disk operating system
DVD: digital versatile disc
DVD-R: Digital Versatile Disc Record-
able
DVD-RAM: Digital Versatile Disc
Random Access Memory
DVD-ROM: Digital Versatile Disc
Read Only Memory
DVD-RW: Digital Versatile Disc Read/
Write
ECP: extended capabilities port
FDD: floppy disk drive
FIR: fast infrared
GB: gigabyte
HDD: hard disk drive
IDE: integrated drive electronics
I/O: input/output
IrDA: Infrared Data Association
IRQ: interrupt request
KB: kilobyte
LCD: liquid crystal display
LED: light emitting diode
LSI: large scale integration
MB: megabyte
OCR: optical character recognition
(reader)
PCB: printed circuit board
PCI: peripheral component intercon-
nect
RAM: random access memory
RGB: red, green, and blue