Xerox 721 Message Manual page 297

GLOSSARY
character code identifier
clearinghouse service
code conversion
GLOSSARY-4
carriage return Control character that causes the printing system to start printing
at the left margin of the current line unless set to be interpreted
as a line end.
channel 1. In data communications, a path or line that enables two or
more devices to communicate (sometimes called a circuit,
facility, or link). 2. In computers, a path for communication
between the central processing unit (CPU) and input/output
units, or between the CPU and peripheral devices.
character Single printable letter (A-Z), numeral (0-9), symbol (& % #), or
punctuation mark (, . ! ?) used to represent data. Characters can
also be nonprinting, such as space, tab, or carriage return.
character cell Digitized space containing a single character within a font set.
character code Code representing alphanumeric information, for example, ASCII.
Code associated with the universal identifier "Xerox" to indicate
the version of the Xerox character code standard used to code
Interpress strings.
character set Number of different characters used by a particular device,
including alphabetic, numeric, and special characters such as
symbols.
"Directory" of registered users, services, and other resources,
allowing relevant information about each item to be looked up
by name. An internetwork can contain any number of
clearinghouse services, each holding single domain of overall
database.
client layer The software interface used by the AIM task and the Output task
to communicate with the printer, allowing printing commands
and fault and status information to be exchanged.
clocking A method of synchronizing the sending and receiving of data
communications devices. Clocking allows synchronous
transmission at high speeds.
cluster Group of paper feeder trays, usually containing the same size and
type of paper (stock). Each cluster has a name, consisting of one
to six alphanumeric characters. See also stock; stockset.
CME copy modification entry. Entry modifying the output printing
characteristics of a report on a copy-to-copy basis.
code 1. Set of symbols representing data or instructions to a
computer. 2. To write a list of instructions (software) to cause
the product/system to perform specified operations.
Translation of one type of character or symbol code to another.
XEROX 4635 LASER PRINTING SYSTEM MESSAGE GUIDE