Glossary G

Automatic feed

Refers to one way in which paper can be fed into the printer when the sheet feeder is used.

BJ cartridge

The printing mechanism that contains the print head unit and BJ tanks.

BJ tank

The special type of ink container housed by the BJ cartridge. The BC-21e Color BJ Cartridge contains two BJ tanks: one color (which includes cyan, yellow, magenta) and one black.

Bubble Jet printer

An ink-jet type printer that heats the ink to a boiling point in a nozzle to form a bubble. When the bubble expands, there is no room left in the nozzle for the ink and the ink is projected onto paper.

CMYK

Acronym for cyan, magenta, yellow, and black; the four colors used in the standard color model of the printing industry. Refers to a method of specifying color using CMYK color values. (K is used for black because B is used to represent blue in RGB.)

Composite black

The black color formed by mixing cyan, magenta, and yellow ink so that they appear almost black on a printout.

cpi

Characters per inch. A unit of measurement relevant to a fixed-space font. Because all characters have the same width, you can calculate the number of characters printed per inch.

cpl

Characters per line. A unit of measurement that indicates the number of characters printed per line.

cps

Characters per second. A unit of measurement that indicates the printer’s speed.

Glossary

Glossary

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Canon BJC-4400 user manual Automatic feed, BJ cartridge, BJ tank, Bubble Jet printer, Composite black, Cpi, Cpl, Cps