HP Designjet T2500 eMultifunction Printer series - Manual (Page 259)

Paper
A thin, flat material made to be written or printed on; most commonly made from fibers of some kind which are pulped,
dried and pressed.
Platen
The flat surface within the printer over which the paper passes while it is being printed on.
Printer driver
Software that converts a print job in a generalized format into data suitable for a particular printer.
Printhead
A removable printer component that takes ink of one or more colors from the corresponding ink cartridge(s) and
deposits it on the paper, through a cluster of nozzles.
Spindle
A rod that supports a roll of paper while it is being used for printing.
TCP/IP
Transmission Control Protocol/Internet Protocol: the communications protocols on which the Internet is based.
USB
Universal Serial Bus: a standard serial bus designed to connect devices to computers. Your printer supports Hi-Speed
USB (sometimes called USB 2.0).
USB device port
A square USB socket found on USB devices, though which a computer can control the device. For a computer to print to
your printer using a USB connection, the computer must be connected to the printer's USB device port.
USB host port
A rectangular USB socket such as those on found on computers. A printer can control USB devices that are connected to
such a port. Your printer has two USB host ports, which it uses to control accessories and USB flash drives.
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