Sun Microsystems Netra CT 820, Руководство по обслуживанию

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Glossary-2 Netra CT 820 Server Service Manual • July 2004
F
field replaceable unit
(FRU) From a service point of view, the smallest irreducible elements of a server.
Examples of FRUs are disk drives, I/O cards, and power supplies. Note that a
server, with all of its cards and other components, is not a FRU. However, an
empty server is.
full hot swap One of the hot swap methods. In the full hot swap model, both the hardware
and the software connection process are performed automatically.
See hot swap , basic hot swap
H
hot swap Implies the ability to remove and replace cards from and in a running server.
See
full hot swap , basic hot swap
M
midplane The functional equivalent of a backplane. The midplane is secured to the back
of the server. The CPU card, I/O cards and storage devices plug into the
midplane from the front, and the rear transition cards plug into the midplane
from the rear.
N
NEBS An acronym for Network Equipment/Building System. A set of requirements
for equipment installed in telco offices. These requirements cover personnel
safety, protection of property, and operational continuity. “NEBS testing”
involves subjecting equipment to various vibration stresses, fire, and other
environmental insults. There are three levels of NEBS compliance, each a