Xerox 4890 Product Reference page 127

GLOSSARY
tape drive Input/output device that controls the movement of magnetic
storage tape past the read/write head while data is accessed or
stored.
telecommunications The transfer of data through telephone lines.
teleprocessing Data transfer through telecommunication lines for processing
among various remote terminals and the central processing unit
(CPU).
templates 1. Preset document formats, usually furnished along with
application software, such as electronic spreadsheets or data
base programs. 2. Also applies to keyboard overlays showing
function keys for particular software packages.
temporary storage Main memory locations reserved for intermediate results of
processing, control values, or other information that needs to be
kept on hand as a program proceeds.
terminal Interface device connected to a computer or network. A
terminal has no processing capability of its own.
throughput Measure of the number of pages printed during a given unit of
time, usually expressed as pages per minute.
tint Color resulting from adding white to a pure hue. See also
shade and tone.
TOF Top of form.
toggle In an LPS system, to switch (alternate) from one tray to another.
The system will switch from an active feeder or stacker tray to an
inactive one to allow continuous printing when the proper
commands are invoked.
token A coded character representing a word used in programs. For
instance STOP is a word and the one-byte token for it in a BASIC
dialect is 250.
tone Primary color in its pure form, or mixed with black or white to
create a lighter tint or darker shade of the primary color. See
also shade and tone.
total xerographic convergence (TXC) For the 4890 HighLight Color LPS, a function of the operating
system software (OSS) that monitors the state of the color and
black developer housings. If TXC detects a condition that may
affect print quality, TXC requests that the operator initiate Print
Quality Adjustment (PQA) to adjust the xerographic subsystem.
Refer to print quality adjustment.
tpi Tracks per inch.
XEROX 4890 HIGHLIGHT COLOR LPS PRODUCT REFERENCE GLOSSARY-21