7-2 List of acronyms
EAS
Enhanced Alarm System
Ext
External (subsystem)
FSP
frame supervisory panel
IOC
input/output controller
IPM
interruptions per minute
ISM
integrated services module
LPA
Low Power Alarm (system)
MAP
Maintenance and Administration Position
MDF
main distribution frame
MTM
maintenance trunk module
OAS
Office Alarm System
OAU
office alarm unit
PDC
power distribution center
PM
peripheral module
297–1001–122 Standard 06.01 August 1999