Sun Microsystems Enterprise Tape Library 7/3500, Field Service Manual

Page: 230 / 242

2
Sun Enterprise Tape Library 7/3500 Field Service Manual
•
July 1997
FSE Field service engineer
gripper assembly The assembly that mounts on the extension axis and grips cartridges, referred
to as the CHM or gripper.
horizontal belt The drive belt connecting the horizontal motor to the horizontal axis assembly.
host Host computer
host computer The computer that issues SCSI commands to control the library robotics.
LCD Liquid crystal display
Load Port The operator accessible component of the library that allows up to four
cartridges to be import/export loaded and unloaded into/from the library.
MTBF Mean time between failures
MTTR Mean time to repair
NVRAM Nonvolatile RAM
offline Not ready for communications with a host. This mode is required for
configuration, diagnostic, and maintenance operations.
online Ready for communications with a host.
PC Personal computer
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
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.
SCSI Small computer system interface. A communications standard for attaching
peripheral equipment to computers.
tape drive The mechanism that reads and writes data from and to a tape cartridge.
UL Underwriters Laboratories
vertical belt The drive belt connecting the vertical motor to the vertical axis assembly.
vertical carriage
assembly The crossbar and linear bearings mounted on the vertical rails and all
components mounted on the crossbar.