User`s guide

Scalar i6000 User’s Guide 527
Service door
The door on either the control module or expansion module that provides
access to the I/O management unit, LMM, power supplies, drive sleds
and other components.
Storage area network (SAN)
A dedicated, high-performance network whose primary purpose is the
transfer of data along FC or high-speed Ethernet connections between
servers, interconnect devices, and storage peripherals.
Storage networking (SNW)
A licensable feature that allows you to take advantage of the host access
configuration features of 8 GB/ HP LTO-5 tape drives, without those
drives being connected to a 4 GB/Fibre Channel I/O blade.
Universal drive sled (UDS)
A sheet metal case that houses LTO or SCSI drives in the drive clusters.
WORM
The Scalar i6000 library supports write once, read many technology in
LTO-3 and greater tape drives. WORM allows non-erasable date to be
written once and provides extra data security by prohibiting accidental
data erasure.
X-axis
The horizontal position of the accessor assembly.
Y-axis
The vertical position of the accessor assembly.