HP 450c HP DesignJet 430, 450C, and 455CA Printer - User's Guide - Page 181

Glossary I/O Input/output. The transmission of data between a computer and a device. inked area The smallest rectangle that contains all the content of the drawing, while maintaining its relative dimensions. ISO size An international standard paper size, for example A1 or A2. JIS size A Japanese standard paper size. LAN Local area network. load-media button A button just above the entry platen that you must press to indicate to the printer that it is to take up the media you are loading. long-axis printing Printing a page whose X-axis is longer than a standard page size. margin The space around the page added by the printer to separate one page from another and to avoid printing right to the edge of the media. matte Not glossy. matte film Opaque, polyester media type. media lever The lever that causes the printer to hold or release media: when raised it holds the media in place; when lowered it releases the media. opaque bond Good-quality matte paper. palette A set of logical pens defined by color and width. PJL Printer Job Language. A programming language that controls jobs going to a printer or plotter. parallel interface A type of interface between computer and device. Generally faster than a serial interface. printing area Page size minus margins. parity An error-checking method in a serial interface between a computer and a device. raster A method for defining an image, in terms of dots rather than lines. Raster data typically needs more memory than vector data. RGB Red, green and blue. A standard color model. media The material, usually paper, onto which the device prints. media deflector The metal part situated between the optional E/A0-size legs, to stop the largest media sizes touching the floor. RS-232-C A serial interface standard. RTL Raster Transfer Language, one of Hewlett-Packard's standard graphics languages for plotters and printers. Produces raster data. 11-3 GLOSSARY 11