U
UART Universal asynchronous
receiver/transmitter.
Universal Serial Bus (USB)
An interface standard that manufacturers
use to connect peripheral devices (such as
tape drives, hard disk drives, and
printers) to computers (host servers).
Variations of the USB interface have
different data transmission rates. The
variations include USB 1.1, USB 2.0, USB
3.0.
unload
Prepare the tape cartridge for removal
from the drive.
utilities
Utility programs.
utility programs
A computer program in general support
of the processes of a computer; for
instance, a diagnostic program.
uv Under voltage.
V
VOLSER
Volume serial number.
volume
A certain portion of data, together with its
data carrier, that can be handled
conveniently as a unit.
VPD Vital product data. The information that is
contained within the tape drive that
requires nonvolatile storage that is used
by functional areas of the drive, and
information that is required for
manufacturing, RAS, and engineering.
W
word A character string that is convenient for
some purpose to consider as an entity.
Write Write command.
WT world trade.
X
XR External register.
XRA External register address register.
114 IBM TS2280: Setup, Operator, and Service Guide Machine Type 3580 Model H8S