
5672 BT Synergy 3105 UG [4] 11/11/03 3:46 PM Page 14
BT Synergy 3105 – Edition 4 – 11.11.03 – 5672
14Using the phone
When the handset is off and it is placed back on the base it will switch back on automatically.
If you make a mistake when preparatory dialling, press 
 to delete.
Call timer
The display shows the duration of all external calls, both during the call and for a few seconds after you hang up.
Caller Display
If you have subscribed to your network’s Caller Display service, the caller’s number (and name if stored in the phone book) is displayed. See page 29 for more information.
Switch handset on/off
1.Press and hold 
 to switch the handset off. Or
Press any button to switch the handset on.
Make an external call
1.Press 
 then dial the number you want.
Preparatory dialling
Preparatory dialling allows you to enter the number
before pressing the 
 button. You can correct any mistakes before you actually make the call.
1.Enter the number to be dialled.
2.Press 
 to dial the number.
End a call
1. Press 
 or place the handset back on the base.