Nokia 1100 and Nokia 1108 User Guide 25 Copyright © 2005 NokiaMenu functionsCall timersYour phone tracks the amount of time you spend on each call.Note: The actual time invoiced for calls by your service provider may vary,depending upon network features, rounding off for billing, and so forth.View call durations1 From the menus, select Call log > Call timers.2 Select one of the following options:Duration of last call—Show the call duration of the last call.Duration of all calls—Show the call duration of all calls that have been made andreceived since you reset the timers.Duration of received calls—Show the duration of all received calls.Duration of dialed calls—Show the duration of all calls dialed.Clear timers—Clear all call timers for the currently selected phone number. (Your phoneincludes separate timers for each number used.) This action cannot be undone.Clear call timers1 Select Menu > Call log > Call timers > Clear timers.2 Enter your security code and select OK.Prepaid creditNote: This feature is not available in all areas and may not appear in the menu.Check with your service provider for availability.When using a prepaid SIM card, you can make calls only when there are enough credit unitson the SIM card (network service). Options are Credit info display (show or hide remainingunits in the standby mode), Credit available (amount of remaining units), Last event costs,and Recharge status.Note: When no charging or currency units remain, calls may only be possible tothe emergency number programmed into your phone (for example, 911).• Tones (Menu 5)In this menu, you can change the settings of the currently selectedprofile and create ringing tones of your own. See “Profiles (Menu 6)”on page 26.Ringing tone—Sets the tone that you hear when you receive a call.Ringing volume—Sets the volume level for the ringing and message alert tones.