Page 96 Application Specific TasksReturning a missed callWhen your Treo is on and you remain in a coverage area, any calls you miss appear in the CallHistory list and you receive a missed call alert message. When your phone is off or you traveloutside a coverage area, your calls are forwarded to voicemail and they do not appear in the CallHistory list.n If you miss multiple calls, a message appears indicating the number of calls you missed. Seepage 90 for instructions on calling a number in your Call History list.n If you miss a single call, the following screen appears:Note: If the caller’s phone number is not available, the Call Back button does not appear on theMissed Call screen.Calling an emergency numberYour Treo provides easy access to emergency numbers such as 911 in the United States or 112in Europe.To call an emergency number:1. Make sure wireless mode is on. See page 18 for details.2. Press PhoneBook .3. Do one of the following:n If your phone is unlocked, dial 911 or 112 from the Dial Pad screen.n If your phone is locked or your SIM card is missing, tap Make Emergency Call from theUnlock SIM or SIM Card Not Found screen.Tip: You don’t need to unlock your phone or even have the SIM card installed to call anemergency number.Tap Call Back todial the numberTap OK to dismissthe call withoutcalling backTap Make Emergency Call