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Using Basic Phone Functions
Adjusting Call Volume and Muting
Cisco Small Business IP Phone SPA9XX User Guide 40
3
Choosing Your Preferred Audio Device
This option designates the headset or speaker phone as the preferred audio
device when the handset is not used. To choose your preferred audio device:
STEP 1 Press the Setup button.
STEP 2 Select Preferences.
STEP 3 Choose Preferred Audio Device and press Edit.
STEP 4 Press Option to view your choices. When the option you want is displayed, press
OK.
STEP 5 Press Save.
Adjusting Call Volume and Muting
You can also change call volume settings from your PC using the IP Phone Web
Interface. See ”Adjusting Audio Volume” section on page 80.
Adjusting Call Volume
To adjust the volume while you are on a call, press + on the Volume button to
increase the volume, or press - to decrease the volume. Press Save.
Pressing the Volume button while not on a call adjusts the volume of the phone’s
ringer.
Using Mute
To mute the phone microphone, speaker, or headset microphone, press the Mute
button on the phone. The button lights red. Press the Mute button again to unmute.