Справочник Пользователя для Sun Microsystems SL8500

96154 • Revision K

Glossary

Numerics

2NA power configuration that gives the Product Name librswary full AC and DC 

power redundancy. This configuration allows AC line cords on two separate 

circuits, either of which can power the entire system. See also N+1.

A 

access doorA door on either side of the front facade through which service personnel can 

enter the library. Optional CAPs are attached to the right access door.

accessory rackAn area of the drive and electronics module that is used for Product Name library 

electronic and power equipment and for other standard 19-inch rack-mount 

electronic equipment. Up to four racks are permitted in the electronics/drive 

assembly. Rack-mount equipment must be on the approved equipment list.

ACSLSSee Automated Cartridge System Library Software.

addressing schemesSee the following:

■

SL8500 address

■

SL8500 drive bay

■

HLI-PRC address

technologyThe StorageTek technology that allows seamless sharing of different media types 

and drives without hard partitions.

arrayA partitioned unit that holds multiple objects, such as cartridges or tape drive tray 

assemblies.

asynchronous (ASYNC)Not synchronized; not occurring at regular, predetermined intervals. 

Asynchronous transmissions send one data character at a time, at irregular 

intervals, rather than in one steady stream; a start bit and a stop bit notify the 

receiver when the transmission begins and ends. Contrast with synchronous. 

auditSee host audit and security audit.