AT&T 999-507-144 system manual Basic Telephone and Modem Interface

Basic Telephone and Modem Interface

DESCRIPTION	The Basic Telephone and Modem Interface (BTMI) allows you to connect
	most types of telephone and data devices to your MERLIN Plus system,
	including auto-dial modems, facsimile machines, credit phones, and answering
	telephones.
	FIGURE 5-3 The Basic Telephone and Modem Interface

FIGURE 5-4 A basic telephone connected to a BTMI

CONSIDERATIONS The BTMI works with Touch-Tone and rotary telephones.

Accessory Equipment 5-89