Function Keys
5420/2420 Phone User Guide Page 23
IP Office Issue 6d (15th September 2005)
Automatic Gain Control (AGC)
Automatic Gain Control (AGC) raises the volume when a caller is speaking quietly and lowers the
volume when the caller is loud.
1. Press Exit to exit any other mode. Press Option.
2. Press a or key until a menu listing the current handset, headset and speaker AGC options is
displayed.
3. To toggle a particular setting between Yes and No, press the key next to it.
Alternatively, press the key next to a call type to underline its current setting and then
press Yes/No to change the value of the currently underlined setting.
4. Do one of the following:
To save the settings and return to the options menu, press Save. You will hear a
confirmation tone.
To return to the options menu without saving any changes, press Cancel.
To return to the call handling screen without saving any changes, press Exit.