Sun Microsystems SPARC classic Service Manual page 191

Glossary
AUI
address
board
boot
boot PROM
boot PROM
diagnostics
cables
cache
card
CPU
CRU
Desktop Backup Pack
Desktop Disk Pack
Attachment Unit Interface is an Ethernet adapter cable.
A location within a computer system's memory. The word location is a
synonym. Reference is usually made to an address for the purpose of retrieving
or storing information.
See printed circuit board.
To load the system software into memory and start it running.
The PROM chip on the main logic board. This chip contains boot code
consisting of a Forth Monitor program. The boot PROM is connected to the I/
O data bus.
The diagnostic firmware contained in the boot PROM. These diagnostics
include the Power-On Self-Test (POST) and On-Board Diagnostics.
Wires or bundles of wires configured with connectors at each end and used to
connect two or more hardware devices.
A mechanism for accelerating a microprocessor's performance. A cache is a
small, fast memory between the microprocessor and main memory. It quickens
a microprocessor's access time to main memory. It also stores the most recently
used information (data, instructions, etc.), and provides such information again
to the microprocessor more rapidly than could main memory.
See printed circuit board.
Central Processing Unit.
Customer Replaceable Unit.
An external unit containing a tape drive that can be connected to a Desktop
SPARCstation.
An external unit containing a disk drive that can be connected to a Desktop
SPARCstation.
Glossary-1