30 Phone BasicsEntering Numbers and SymbolsTo enter numbers:• Select the Number mode and press the appropriate key. (See“Selecting a Character Input Mode” on page 27.)To enter symbols:• Select the Symbols mode. (See “Selecting a Character InputMode” on page 27.) To enter a symbol, press the appropriatekey displayed above the desired symbol character.Using Caller IDBy displaying the phone number of the Received call, Caller ID allowsyou to identify a caller before answering the phone. If you do notwant your number displayed when you make a call, see the followingprocedure.To block your phone number from being displayed for a specificoutgoing call:1. In Idle mode, press .2. Enter the number you want to call.3. Press .To permanently block your number, call the Customer Servicedepartment of your network service provider.Tip: If you want to block the displaying of your phone number for thecalls you make, you can do so by typing specific characters before youtype the number you want to dial. You can also automate this. Forinformation on prepending numbers to all of your phone callsautomatically, see "Auto Prepend" on page 132.6 mnomno 7 rsrsqp