AT&T 1040 User Manual

19

Telephone operation

Basic phone operation

If you subscribe to call waiting service with your 
local telephone company, there will be a beep if 
there is an incoming call when you are already on 
a call on the same line. 
1. Press 

[FLASH] to put your current call on hold 

and take the new call. 

2. Press 

[FLASH] anytime to switch back and forth 

between calls. 

During a telephone conversation, press 

[MUTE] to 

silence the microphone. You will be able to hear the 
other party, but the other party will not be able to 
hear you until you press 

[MUTE] again and resume 

speaking. Mute is automatically cancelled when you 
end a call.

When mute is active, the 

MUTE light will be on.

 NOTE: Switching from handset to speakerphone    

or headset, or from speakerphone or headset to 
handset, changing lines, and putting a call on hold 
also cancel the mute function.

If you have dial pulse (rotary) service only, you can 
temporarily switch dial pulse to touch-tone dialing 
during a call by pressing 

[*TONE].

1. Dial the number.
2. Press and release 

[*TONE]. Buttons pressed after 

this send touch-tone signals.

3. After you hang up, the phone automatically 

returns to pulse dial mode.