AT&T System 85 manual Data Modules

DATA MODULES

DATA MODULES

This section describes the devices that provide a data communications interface. Information on the data modules and other related data equipment used with DEFINITY G1, G2, G3, System 75, and System 85 is provided here. The devices in this section provide data interface functions such as modems, protocol converters, and data units.

The data modules covered in this section are:

7400A Data Module

7400B and 7400B Plus Data Module

7500B Data Module

ISDN Asynchronous Data Module (ADM)

Digital Terminal Data Module (DTDM)

Z702AL1 Data Service Unit (DSU)

703A Data Service Unit (DSU)

DEFINITY High Speed Link (HSL)

Processor Data Module (PDM)

Trunk Data Module (TDM)

Modular Processor Data Module (MPDM)

Modular Trunk Data Module (MTDM)

3270 Data Module

Asynchronous Data Unit (ADU)

Multiple Asynchronous Data Unit (MADU)

DCIU Interface Units

2500-Series Data Service Unit (DSU)

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