Power Management; Saving Power - Acer Aspire XC-1780 I5400 User Manual

22 - 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, the computer stops some or all
of these devices in order to conserve energy.

Saving power

Disable Fast startup
Your computer uses Fast startup to start quickly, but also uses a small
amount of power to check for signals to start.These checks consume
extra power.
If you prefer to reduce your computer's power requirements and
environmental impact, turn off Fast startup:
Note
If Fast startup is off, your computer will take longer to start from Sleep.
Your computer will also not start if it receives an instruction to start over a
network (Wake on LAN).
1. Press the Windows key or select the Windows Start button then
search for "Choose a power plan".
2. Select Choose what the power buttons do.
3. Select Change settings that are currently unavailable.
4. Scroll down and disable Turn on fast startup.
5. Select Save changes.
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