User's Manual 5. Customizing Your Phone
Version 3.0.1 51 450HD IP Phone
5.12.3 Adjusting Handset Volume
The volume of the handset can be adjusted during a call or when making a call. The newly
adjusted level applies to all subsequent handset use.
To adjust handset volume:
1. During a call or when making a call ensure that the handset is off the cradle.
2. Press the VOL or VOL key; the Handset Volume bar is displayed on the screen.
3. Press the VOL or VOL key on the keyboard. After adjusting, the Handset Volume bar
disappears from the screen.
5.12.4 Adjusting Speaker Volume
The volume of the speakerphone can only be adjusted during a call.
To adjust the speakerphone volume:
1. During a call, press the speaker hard key on the phone.
2. Press the VOL or VOL key; the Speaker Volume bar is displayed on the screen.
3. Adjust the volume using the VOL or VOL key. After you have completed adjusting the
volume, the Speaker Volume bar disappears from the screen.
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