Patent ID: 8868024

Claim:
A portable electronic apparatus comprising: a display section; an operating section; a setting section configured to switch and set, based on an operation of the operating section, a pseudo power-off mode in which electric power is disabled to the display section and a crime prevention function is enabled, and a power-on mode, in which the electric power is supplied to the display section and all functions, including the crime prevention function, are enabled; a control section configured to switch the pseudo power-off mode into the power-on mode when the crime prevention function is used in a state where the pseudo power-off mode is set by the setting section; and a crime prevention key configured to activate a crime prevention buzzer, wherein if the crime prevention key is operated in the state where the pseudo power-off mode is set by the setting section, the control section determines that the crime prevention function is used, activating the crime prevention buzzer, and switching the pseudo power-off mode into the power-on mode, said crime prevention key being a sliding member, said sliding member being connected to the portable electronic apparatus via a strap and said sliding member being configured to slide by a predetermined amount in a specific direction: activating the crime prevention buzzer and wirelessly transmitting out a notification message when the strap is pulled by a predetermined level of force without detaching from the portable electronic apparatus; and during the pseudo power-off mode, a message-recording function turns on when an incoming call is from a registered address.