Automatic Gain Control

Last Updated : Jul 24, 2019 |

When using automatic gain control (AGC), the phone tries to maintain a constant audio level even if the incoming call changes between loud and quiet.

Procedure

  1. Press the button. On 9621/9641 phones, select Settings.
  2. Use the cursor keys to select Options & Settings.
  3. Use the cursor keys to select Audio.
  4. Use the cursor keys to select Automatic gain control.
  5. Use the cursor keys to switch between Handset, Headset, or Speaker.
  6. To change the highlighted setting, press Toggle.
  7. When completed, press Save.
  8. Press Back/Exit to exit the menus.