AT&T 7400B Plus User Manual page 17

DEFINITY Communications System
7400B Plus Data Module
User´s Guide
If you are not using the voice dial feature, the above
mentioned voice terminals can be used to provide
simultaneous voice and data operation.
(optional) a second type D8W cord to connect between the
7400B Plus ''PHONE'' jack and optional voice terminal
(you may need an adjunct power supply, adapter, and
D6AP cord, if applicable)
Figure 2-1 illustrates the required hardware items for an
arrangement without a telephone, Figure 2-2 shows the set up for
using a telephone without adjunct equipment, and Figure 2-3
shows a similar setup with some typical adjunct equipment.
CHAPTER 2: INSTALLATION
Page 2-3