M
M
480i SIP IP Phone User Guide
Aastra - 2711-001
15
Step
Action
3.
If in speaker audio mode:
Lift the handset to go back to the handset. Press
to switch again to switch
back to the speaker.
4.
If in speaker/headset audio mode:
Press
to switch between handsfree and headset.
5.
When the handset is on hook:
Press
to disconnect a handsfree call. When handsfree is on, the speaker light
turns on.
Use a Headset
The 480i accepts headsets through the modular RJ22 jack on the back of the phone.
Contact your telephone equipment retailer or distributor to purchase a compatible
headset. Customers should read and observe all safety recommendations contained in
headset operating guides when using any headset.
Advanced Volume Controls for the Headset Microphone
On the 480i, there are 3 options for the headset microphone volume. To change this
volume:
Step
Action
1.
Press
the
Options
button
to open the Options List.
2.
Use
to scroll down the list of options to
Set Audio
and press the
Show
softkey.
3.
Press
the
Advanced
softkey.
4.
Use
to scroll down the list or press the
Change
softkey to go to the next
selection.
5.
Press
the
Done
softkey to save changes and exit.
6.
If you do not wish to save changes, press the
Cancel
softkey.
By default, the volume for the headset microphone is set to medium.
Summary of Contents for 480I SIP IP PHONE
Page 1: ......
Page 2: ...M M Proprietary and Contents Section ii Aastra 2711 001 ...
Page 6: ...M M Proprietary and Contents Section vi Aastra 2711 001 ...
Page 14: ...M M About This Publication xiv Aastra 2711 001 ...
Page 26: ...M M Chapter 3 Keys and Functions 12 Aastra 2711 001 ...
Page 48: ...M M Chapter 5 Additional Features 34 Aastra 2711 001 ...
Page 52: ...M M Chapter 6 Troubleshooting 38 Aastra 2711 001 ...
