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Glossary 209
I
initial program load
(IPL)
A process that activates a machine reset and loads system programs to
prepare a computer system for operation. Processors having diagnostic
programs activate these programs at IPL execution.
L
LTO Linear Tape-Open, an open specification for tape storage devices.
M
manual mode A relationship between an tape library and all attached hosts. Tape libraries
operating in manual mode have been placed offline to all host CPUs and
require human assistance to perform cartridge operations.
media format Format of data written on tape (36 track, compressed, etc.)
MPC card The central processing unit card for the tape library.
MPF card The DC power supply card for the tape library.
MPV card The CPCI expansion bus card for the tape library.
MPW card The LVDS-HVDS library controller MPW card for the tape library.
O
offline Not available for functional use by the host CPU. Library and drives are not
active.
online State of being controlled directly by or in direct communication with a
computer. Available for functional use. Library and drives are active.
R
recoverable error Error condition that can be automatically corrected (for example, by initiating
a retry operation) and, when corrected, allows continuous processing of a job,
program, or hardware function.
reset button This button will start a initial microprogram load to the library.