25Power managementThis computer has a built-in power management unit that monitorssystem activity. System activity refers to any activity involving one ormore of the following devices: keyboard, mouse, floppy drive, harddisk, peripherals connected to the serial and parallel ports. If noactivity is detected for a period of time (called an inactivity timeout),the computer stops some or all of these devices in order to conserveenergy.This computer employs a power management scheme that supportsACPI (Advanced Configuration and Power Interface), which allows formaximum power conservation and maximum performance at the sametime. Windows handles all power-saving chores for your computer.