| 摘要 |
An apparatus for controlling automatic cut-off of PC power having a main board power supply(1) suppling power inputted from the first switch part(4) to a main board(2); a main board(2) processing data and program by being applied from said main board power supply(1); a key board(3) inputting data to PC by user; the first switch part(4) switching ON/OFF power inputted under the control of said main board(2) to appling it to the main board power supply(1); the second switch part(5) switching ON/OFF power inputted under the control of said main board(2) to appling it to a monitor power supply(7); the third switch part(6) switching ON/OFF power inputted under the control of said main board(2) to appling it to sub power supply(1A) in the main board power supply(1); a monitor power supply(7) suppling power inputted by said second switch part(5) to a monitor display board(8); a monitor display board(8) driving a monitor by using power from said monitor power supply(7) is disclosed. Thereby, it is possible to prevent unnecessary power consumption in PC ON state.
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