Epson 300 User Manual page 87

monochrome
This means printing with only one color of ink, which is generally black ink.
parallel interface
See interface.
printable area
The area of a page on which the printer can print. It is smaller than the physical size
of the page due to margins.
printer driver
A software program that sends commands for using the features of a particular
printer. See driver.
Printer Operation Check
A method for checking the operation of the printer. When you perform a printer
operation check, the printer prints the ROM version, ink counter code, and a nozzle
check pattern.
print head alignment
A maintenance procedure you should perform when the black and color inks on
your printout are misaligned or the printout seems fuzzy.
printing mode
The number of dots per inch used to represent an image. Your printer has three
printing mode settings: Fine (720 dpi), Normal (360 dpi), and Economy.
print queue
If your printer is connected to a network, print jobs that are sent to the printer while
it is busy are stored in a waiting line, or print queue, until they can be printed.
RAM
Random Access Memory. The portion of the printer's memory used as a buffer and
for storing user-defined characters. All data stored in RAM is lost when the printer
is turned off.
reset
To reinitialize the printer, or return a printer to its defaults by turning the printer
off and then back on.
resolution
The number of dots per inch used to represent an image.
ROM
Read Only Memory. A portion of memory that can only be read and cannot be
used for data storage. ROM retains its contents when you turn off the printer.
RGB
Red, green, and blue. These colors, in phosphors irradiated by the computer
monitor's electron gun, are used to create the additive array of screen colors.
3
Glossary