Abbreviations xv
r ms root mean square
ROM read-only memory
rp m revolutions per minute
R T C real-time clock
R/W r ead/write
Sslave
SCSI S mall Computer System
Interface
S DRAM synchrono us dynamic r a ndom
access memory
S. E.C. single edge contact cartridge
SG signal ground
SGRAM synchronous graphics random
access memory
S IMM sing le in l i n e me mory mo dule
S /N signa l to no ise ra tio
S N MP simple net work manage me nt
protocol
SPM standard page mode
S RAM static rando m access memory
S RS S ound R etrie val Sy stem
S SI small sc a le integrat ion
SVGA Super Video Graphics Array
SW switch
T &D test and diagnostics
T SC Technical Suppo rt Center
TTL transistor/transistor logic
t pi tracks per inch
UART universal asynchronous
receiver/transmitter
UHF ultra high frequency
UL Underwriter’s Laboratories
U M A uni f i e d memo r y arch it ectu r e
UPS uninterrupt ible power supply
URL uniform resource locator
USB universal serial bus
Vvolt
Vac volts, alternating current
VCR video cassette recorder
Vdc vo lts, direct current
VDT video display terminal
VE S A video e lectronics standards
association
VFC VESA-compliant feature
connector
VGA Video Graphics Array
VHF very high frequency
VLSI very large scale integration
VR AM video RAM
Wwatt
WAN wide area network
WR AM Windows RAM
Wwrite
www world wide web