Configuring the IP Phone 1140E63To adjust the volume of the headset, press the Prefs Context-sensitivesoft key, select Audio, select Voice, and select HeadsetTo adjust the headset volume:1. To adjust the headset volume use one ofthe following methods:— Press the Left/Right navigation keyto increase or decrease the volumeof the handset.— Press the Volume + fixed key toincrease handset volume or theVolume - to decrease the handsetvolume.Note: To adjust the volume during a call,use only the Volume + and Volume -fixed keys.2. Choose one of the following:— Press the Set Context-sensitive softkey to set the selected volume andreturn to the Voice menu.— Press the Back Context-sensitivesoft key to keep existingconfigurations and return to theVoice menu.orSet Back