AT&T Communications System Telephone User Manual


 
Table of Contents
How to Use this Manual
2
Key to Symbols
4
Ringing Patterns
5
Groups (2448 System)
5
Indicator Light Patterns
5
Parts of the Telephones
6
Line, Auto-Dial, and Programmable Buttons (308/616 System)
8
Line and Multi-Purpose Buttons (2448 System)
10
Answer Calls
12
Place Calls (308/616 System)
14
Place Calls (2448 System)
16
Conference
18
Hold
20
Transfer
21
Message
22
Change to Touch Tone
23
Do Not Disturb
24
Line Reserve
24
Privacy Release and Bridging
25
Switchhook Flash
25
Night Service 26
Auto Callback (2448 System)
26
Intercom Call Forward (2448 System)
27
Mute
27