| 摘要 |
PURPOSE: A mobile system is provided to make a shift service type be automatically displayed through a liquid crystal screen according to a corresponding date changed depending on a lapse. CONSTITUTION: A mobile electron apparatus comprises a liquid crystal screen(1), on which a time(4) and a date(2) are displayed. A year(50) is displayed at a predetermined region of the liquid crystal screen(1). The liquid crystal screen(1) of the mobile electron apparatus is configured to display a part of each duty schedule indicating a duty type, depending on a button(57) for selecting a duty type. A plurality of function buttons(3,5,5,8,53-58) are provided on an outer surface of the liquid crystal screen(1) in order to adjust the date and the year.
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