AT&T System 85 manual 176

7407D, Enhanced 7407D, and 7407 Plus Voice Terminals

If the voice terminal is connected to:			Set Switch 1 to:
System	Release	Version	Switch Setting
System 75	1	1	On
System 75	1	2 and above	Off
System 85	1	All	On
System 85	2	1	On
System 85	2	2 and above	Off
DEFINITY Generic 1			Off
DEFINITY Generic 2			Off

Note: If this switch is not set correctly, the display will not work properly. For example, the call appearance display, usually on the top line, may appear on the second line instead.

Switch 2 is set for the Speakerphone feature (to the OFF position). If the voice terminal is to be set for the Speaker (listen-only) feature, set Switch 2 to the ON position.

Note: In order to allow the system to recognize this change in the setting, you must disconnect the voice terminal and then plug it in again.

Switch 3, on the 7407 Plus voice terminal, is not to be used at this time.

3-176