Asus Eee PC S101/XP - Manual (Page 30)

3-6 Chapter 3: Getting Started
Power Mode
Your Eee PC is equipped with a smart power system. The power-
saving Battery mode lowers down the CPU frequency and decreases
the power consumption to maximize the battery life. The AC mode
enables the CPU to run at the full speed and to obtain the best
performance. When applying or removing the power adapter, the AC
mode and Battery mode will be shown on the display as a reminder.
Battery Mode AC Mode
Super Hybrid Engine
Super Hybrid Engine offers different power modes. The assigned
instant key toggles power savings between various power saving
modes. The power saving modes control many aspects of your Eee
PC to maximize performance versus battery time. The selected mode
is shown on the display.
Auto High Performance and Auto Power-Saving mode are
available only when applying or removing the power adapter.