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Glossary
operator panel. The buttons and liquid crystal display on
the printer that are used to change printer settings and
display printer status.
operator panel display. See display.
optional drawer. The support unit you install under your
printer that holds a 250-sheet paper tray.
optional tray. 250-sheet tray you can purchase for your
printer.
orientation. The perspective describing whether the
printed text runs along the short (portrait) or long
(landscape) edge of the paper.
output bin. Any paper exit area. The default is the top
output bin, which allows the paper to exit face down and
collated.
overlay. Background text or graphics intended to appear
the same in each file where the overlay is applied.
P
pages per minute (ppm). The number of typical pages of
text that can be printed in one minute.
paper guides. Sliding parts in the paper trays that define
proper placement of paper. Failing to properly adjust the
paper guides may result in paper jams.
paper type. A printer setting that defines the type of
media (plain paper, letterhead, or transparency, for
example) loaded in a specified tray.
parallel interface. A bidirectional interface for exchanging
data between the computer and the printer.
pel. Picture element. The smallest addressable unit that
can be effectively reproduced by the printer.