Patent ID: 7720467

Claim:
A method of notifying a user to set an internal clock in a digital mobile phone having a visual display therein, wherein the digital mobile phone does not contain battery-back-up real-time clock hardware and has no means of maintaining the correct clock time when the digital mobile phone is turned off, and wherein the digital mobile phone is operable, when the digital mobile phone is turned on and upon receipt by the digital mobile phone of a signal from a digital phone service, to set the internal clock in the digital mobile phone, the digital mobile phone including an alarm clock application which can be set to await the occurrence of a clock event, the method comprising: powering-up the digital mobile phone from an internal power supply; determining whether digital phone services are available for the digital mobile phone, detecting whether a the alarm dock has been set to await the occurrence of a clock event and, if digital phone services are not available and the alarm clock has been set to await the occurrence of a clock event, activating notification indicia to tell the user to manually set the internal clock in the digital mobile phone, whereby the alarm clock will function properly.