List of terms 73
CAS
Centralized Attendant Service.
CASM
Centralized Attendant Service, Main.
CASR
Centralized Attendant Service, Remote.
cc
Clock Controller.
CDR
Call Detail Recording.
CE
Common Equipment.
Central Office (CO)
The site where the telephone companies terminate customer lines and locate
the switching equipment which interconnects those lines.
Central Processing Unit (CPU)
The main portion of a computer that contains the primary storage,
arithmetic and logic units, and the control unit; Mainframe.
Centralized depot
A repair house for SL-1 systems that serves subdepots.
Centrex
Central Exchange. A telco PBX type of service incorporating Direct Inward
Dialing (DID) and Automatic Identification of Outward Dialed Calls
(AIOD).
Circuit packs
Also known as cards, circuit packs are individual circuit boards that carry
the necessary electronics for particular functions (memory, disk drive
control, etc.
).
These cards lit into expansion slots provided by Apple,
IBM, Radio Shack, and other computer manufacturers.
ClwlA
Changeover and Memory Arbitrator.
System overview
553-3001-100
.
.