| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a more convenient means which switches the power state of a computer for a user. SOLUTION: The power state of the computer 8 connected to a monitor 6 having a power control button (sleep button) is controlled. In this case, the computer is connected to the monitor by a video cable 14 and the actuation of the power control button 118 is communicated to the computer 8 through the wire in the video cable. In response to the actuation signal, a system interruption is initiated to call an SMI handler, and the power state of the computer is changed. The power state of the computer includes an ON state, an intermediate power state (like sleep state), and a suspend state (like soft-off state).</p> |
