AT&T ISDN 7507 Telephone User Manual


 
Mute
To mute your handset
1
Press
Mute
speaker or the
Speakerphone
Green light comes on
Current call is muted (far end cannot hear you)
To remove mute
1
Press
Muteagain
Mute light goes off
Conversation can resume
Note: Switching from the handset to the
Speakerphone while the Mute feature is on will
automatically turn the Mute feature off. The same is
true for switching from the Speakerphone to the
handset.
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