| 摘要 |
PURPOSE: An all-in-one computer is provided to block permission of current about a display module and a main body if unregistered user card is near to an RF recognition module. CONSTITUTION: A user card(61) includes identification information. The identification information is unmatched with a stored registration of an RF recognition module(50). If the user card is recognized, an all-in-one computer maintains disconnection state of a power terminal of a power module(30) and a power terminal of a switching module(40). The all-in-one computer blocks the current to be permitted to a main body module and a display module through the power module. |
