HP Designjet T120 ePrinter - Manual (Page 153)

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.
WiFi
This term is used for any wireless local area network products that are based on the Institute of Electrical and
Electronics Engineers' (IEEE) 802.11 standards.
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