Call Functions 503. To deactivate the speakerphone, tap Speaker .Important! For more information, refer to “ResponsibleListening” on page 201.Switching off the Microphone (Mute)You can temporarily switch your phone’s microphone off, sothat the other person cannot hear you.Example: You wish to say something to person in the room,but do not want the person on the phone to hearyou.To mute your phone during a call1. Tap Mute .The Mute button now appears as and Mute isactivated.2. Tap Mute to deactivate the Mute function andreactivate the microphone.Bluetooth headset1. Tap Headset .2. The phone will scan for your Bluetooth headset. Whenfound, connect to the headset.The Headset button now appears as and theBluetooth headset is activated.3. Tap Headset to deactivate the Bluetooth headsetand reactivate the phone speaker.Searching for a Number in Address Book1. During the active call, press then tap Contacts.2. Tap the Address Book entry.For further details about the Address Book feature, see“Finding an Address Book Entry” on page 55.Call waitingThe Call Waiting feature allows you to answer an incomingcall while you have a call in progress, if this service issupported by the network, and you must first activate theCall Waiting feature: From the Home screen, tap ➔ ➔ Call settings➔ Additional settings ➔Call waiting.SpeakerMuteMuteMuteHeadsetHeadsetHeadset