293. Press W or V to highlight Select and press OK4. Enter security code at Security code:, press OK5. Your phone will display Card ready for useMaking calling card callsEnter the phone number, including any prefix (such as 0or 1) that your calling card may require when you make acalling card call. See your calling card for instructions.Press and hold for a few seconds until your phonedisplays Card call.When you see Wait for tone, then press OK, listen forthe tone, then press OK. When you see Wait for tone,press OK again, listen for the tone, then press OK.Note: This procedure may not apply to all calling card options pro-grammed into your phone. Please look at the back of your callingcard or contact your long distance company for more information.Change lock codeThis feature allows you to change your lock code.See “Changing your lock code” on page 44.Change security codeThis feature allows you to change your security code.See “Changing your security code” on page 62.Clear call listsThis feature will clear all dialed numbers, as well asnumbers of answered calls and missed calls. You cannotundo this operation, so be careful.Also, see “Call log” on page 24.1. Press Menu 2-4 (Call log - Clear call lists)2. Highlight either All, Missed, Received, or Dialedand press OK (All will clear all call lists, while theothers clear their respective call lists)