AT&T 518-455-317 Telephone User Manual


 
How to Join a Call
System Phone
A steady red light at a line button indicates a call is in progress at another
extension.
To join a call:
Press the line button next to the steady red light and lift the handset, or
Lift the handset and press [
Intercom ] [ 6 ] [ 8 ] and the two-digit line
number.
The red and green lights alternately flash. You are now joined with the call.
You can tell when someone has joined a call of yours when the lights next
to the line button change to alternately flashing red and green.
Standard Phone
1. Lift the handset.
You hear intercom dial tone.
2.
Dial [
6 ] [ 8 ] and the number of the line on which the call is being conducted.
If a system phone joins a call on a standard phone, there is a momentary
“break” in the call on the standard phone.
5-92 Joining Calls