| 摘要 |
PROBLEM TO BE SOLVED: To prevent destruction of data in a copying machine using the PC-AT compatible machine. SOLUTION: When a power source 3 is turned on, the PC-AT compatible machine 5 is allowed to give the information of a relay for keep turn-on command to a touch panel controller 8a, and the touch panel controller 8a is allowed to turn on the power source keeping relay contact point 3. When a main switch 2 is turned on, the PC-AT compatible 5 is allowed to give the information the relay for keep turn-off command to the touch panel controller 8a after executing an end processing of an application soft and the end processing of a disk casche, and the touch panel controller 8a is allowed to turn off the relay contact point 3. |
