AT&T Door Phone Controller Installation And Operation Manual page 7

4
Installation for Telephone Systems With Available
Dedicated Trunk Port
5 Installation for Telephone Systems With Available
Station Port
6 Installation for Telephone Systems Without Available
Dedicated Trunk or
7 Troubleshooting and Maintenance
viii
Overview
DIP Switch Selections
Installation
Option Selection
Operation - Basic Door Answer Function
Overview
DIP Switch Selections
Installation
Option Selection
Operation
Overview
DIP Switch Selections
Installation
Option Selection
Port Saver or Trunk Saver Mode Installation
Operation - Basic Door Answer Function
Troubleshooting Procedures
Maintenance
Station Port
4-1
4-2
4-2
4-3
4-6
4-8
5-1
5-2
5-2
5-3
5-5
5-8
6-1
6-2
6-2
6-3
6-5
6-6
6-9
7-1
7-2
7-4