Quantum ATL PowerStor L200 Series, Руководство пользователя

Страница: 100 / 106

84 ATL PowerStor L200 Series Library User’s Guide
E
EIA/TIA-574
A serial communications cabling and protocol standard
for 9-pin connectors, sometimes referred to as RS-232. The diagnostic
port (
DIAG
), on the rear of the library, uses this protocol.
F
FCC Class A Standard established by the U.S. Federal
Communications Commission governing electromagnetic emissions in
a commercial environment.
FSE
Field Service Engineer.
H
host or host computer The computer that issues SCSI commands to
control the library robotics.
M
MTBF Mean Time Between Failures.
MTTR Mean Time To Repair.
N
native mode
The uncompressed storage capacity of a tape
subsystem.
O
OCP
The OCP (Operator Control Panel) on the front of the library
serves as the operator’s interface with the library. It provides a screen
with buttons allowing the operator to change and configure the library.
off-line Ready for communication with a diagnostic computer.
on-line Ready for communications with a host.
P
pick The act of removing a cartridge from one location in preparation
for placing it in another location.
place
The act of placing a cartridge in a location after it has been
picked from another location.
PROM Programmable Read-Only Memory.
R
RAM Random Access Memory.
rear panel The rear cosmetic panel of the library that contains the AC
power switch, AC power receptacle and connectors for attaching
external cabling to the library.
RS-232 A serial communications cabling and protocol standard for
9-pin connectors.