Epson 1170 - Manual (Page 152)

line feed
A control code and a panel button that advance the paper one line
space.
loading position
The position to which the paper is automatically loaded. It can be
adjusted with the micro-feed feature.
micro feed
A feature that adjusts the paper loading and tear-off positions.
parallel interface
See interface.
platen
The black roller that provides a backing for the paper during
printing.
proportional printing
Printing in which the width of the character varies from character
to character. For example, a capital W receives much more space
than a lower case i. The result looks more like a typeset book than
a typewritten draft.
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 return a printer to its defaults by sending a command or an
INIT signal or by turning the printer off and then back on.
self test
A method for checking the operation of the printer. When the self
test is run, the printer prints out its current DIP switch settings
and the characters that are stored in its ROM.
Glossary GL-5