P
packet

A group of bits ready for transmission over a network. It includes a header, data, and a trailer.

page-description language

Describes the whole page being printed. The controller in the printer interprets these commands and turns them into laser pulses or firing print wires.

page printer

A printer that gets its instructions one page at a time, such as a laser printer.

paper feeder

See feeder.

paper feed mechanism

The portion of the printer that picks up paper from the paper drawer and feeds it into the printer.

paper feed sensors

The sensors on the paper feed mechanism that detect when the printer has paper or is out of paper.

paper pickup roller

A D-shaped roller that rotates against the paper and pushes one sheet into ...

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