Acer d255e 用户指南
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Password
To set a password on boot, activate the BIOS utility, then select Security from
the categories listed at the top of the screen. Find Password on boot: and use
the <F5> and <F6> keys to enable this feature.
the categories listed at the top of the screen. Find Password on boot: and use
the <F5> and <F6> keys to enable this feature.
Power management
This computer has a built-in power management unit that monitors system
activity. System activity refers to any activity involving one or more of the
following devices: keyboard, mouse, hard disk, peripherals connected to the
computer, and video memory. If no activity is detected for a period of time
(called an inactivity timeout), the computer stops some or all of these devices in
order to conserve energy.
activity. System activity refers to any activity involving one or more of the
following devices: keyboard, mouse, hard disk, peripherals connected to the
computer, and video memory. If no activity is detected for a period of time
(called an inactivity timeout), the computer stops some or all of these devices in
order to conserve energy.
This computer employs a power management scheme that supports the
advanced configuration and power interface (ACPI), which allows for maximum
power conservation and maximum performance at the same time. Windows
handles all power-saving chores for your computer.
advanced configuration and power interface (ACPI), which allows for maximum
power conservation and maximum performance at the same time. Windows
handles all power-saving chores for your computer.