Sun Microsystems SPARCclassic Service Manual page 198

printed circuit board
PROM
RAM
ROM
SBus card
SCSI
SunDiagnostic
Executive
Sundiag System
Exerciser
system monitor
terminal
TOD
VRAM
VSIMM
wrist strap
SPARCclassic/SPARCclassic X/SPARCstation LX Service Manual ♦ Revision A, November 1993
Glossary-184
Any board with electronic wiring etched on it.
Programmable Read Only Memory.
Random Access Memory.
Read Only Memory.
A printed circuit board installed in an SBus slot of the system unit.
Small Computer System Interface; pronounced "scuzzy."
An independent operating system running exhaustive subsystem
tests independent of SunOS. Use the SunDiagnostic Executive after
you have run POST and need to troubleshoot which part needs to
be replaced.
Diagnostic software that runs under SunOS; displays real-time use
of system resources and peripheral equipment such as Desktop
Storage Packs and External Storage Modules.
See Monitor (1) or (2).
A device comprising a video display and keyboard that are used to
type and display information. A terminal may be connected to
either of the RS-232 serial interface ports on the back panel of the
SPARCstation system unit. It is not synonymous with the term
monitor.
Time-of-Day clock.
Video Random Access Memory.
VRAM Single In-line Memory Module. A small printed circuit card
that contains video random access memory (VRAM) chips.
A device that provides grounding for static electricity between your
body and the system unit's chassis. Electric current and voltage do
not pass through the wrist strap.