| 摘要 |
<p>PURPOSE:To protect data in a computer when the filing of a processing result to an external storage is omitted and a main power source is disconnected by supplying power for a constant time at after a switch is turned off, and a warning message is displayed. CONSTITUTION:Even when business is complete, and a switch 2 is turned off, the power to a data processing part 6 of a computer 10 is not immediately disconnected, a backup processing part 3 is automatically operated, and the power from a main power source 1 is supplied for the constant time through the processing part 3 to the processing part 6. Further the processing part 3 instructs a message display part 4 to display the arbitrary message on the screen of a display device of the computer 7 according to the power source disconnection, and instructs a timer 5 to continue a counting operation for a constant time. The display part 4 displays the warning message on the screen of the display device 7.</p> |
