Xerox 721 Message Manual page 326

XEROX 4635 LASER PRINTING SYSTEM MESSAGE GUIDE
IGM image generator module
I/O input/output
IOM image output module
IOT input output terminal, also referred to as "printer"
IPD Interpress decomposer
IPFONTS Interpress fonts
IPL initial program load
IPM Interpress mapping
ips inches per second
JCB job control block
JCL job control language
JDE job descriptor entry
JDL job descriptor library
JID job identifier
JSL job source library
LAN local area network
laser light amplification by stimulated emission of radiation
LED light-emitting diode
LEF long-edge feed
LF long-edge feed
lpi lines per inch
LPS Laser Printing System
LUN logical unit number
GLOSSARY
GLOSSARY-33