Specifications

Introduction
1-6 Issue 11 December 1999
Adjuncts — Contains information on the devices that can be used with voice
terminals to supplement services and features. This section contains information
on the controls, buttons, lights, and functions of a DEFINITY G1, G2, and G3, a
DEFINITY ECS, System 75, or System 85 voice terminals and telephone
adjuncts. Adjuncts that are identical in appearance and function, but have
different codes, are covered under the same heading. Adjuncts that are basically
data modules are covered in the Data Modules section in this manual.
The adjuncts covered in this section are:
Call Coverage Modules Message Waiting Indicator
Digital Display Module Speakerphones
Function Key Module Loudspeaker
Expansion Modules Messaging Cartridge
Tip/Ring Interface Module Automatic Dialer
Headset Adapters
Data Modules — Contains information on the devices that provide data
communications interface. This section contains information on the data modules
and other related data equipment used with a DEFINITY G1, G2, and G3, a
DEFINITY ECS, System 75, or System 85. These devices provide data interface
functions which include modems, protocol converters, and data units.
The data modules covered in this section are:
–7400A Data Module –Modular Processor Data
–7400B and 7400B Plus Module (MPDM)
Data Module –Modular Trunk Data
–7400D Data Module Module (MTDM)
–7500B Data Module –3270 Data Module
–8400B Plus Data Module –Asynchronous Data Unit (ADU)
–ISDN Asynchronous Data –Multiple Asynchronous Data
Module (ADM) Unit (MADU)
–Digital Terminal Data –DCIU Interface Units
Module (DTDM) –2500-SERIES Data Service Unit
–Z702AL1 Data Service Unit –Modems (Data Sets)
–703A Data Service Unit –Local Distribution Service
–DEFINITY High Speed Link (HSL) Unit (LDSU)
–Processor Data Module (PDM) –Isolating Data Interface (DI)
–Trunk Data Module (TDM) –Protocol Converters
PC Platforms (PC/PBX and PC/ISDN) and Application Software — Contains
information on the different PC/PBX Platforms, the PC/PBX Connection, and
E78 Plus
®
/ISDN.
Blank Templates for Model Design — Includes blank templates of voice
terminal faceplates on which the Software Associate can designate the numbers,
feature codes, or features to be administered on each voice terminal button.