Lenovo IDEAPAD U150 User Manual page 36

Chapter 2. Learning the basics
OneKey Rescue System button
• When the computer is powered-off, press this button to enter the
OneKey Rescue System if Lenovo OneKey Rescue System has been
preinstalled.
• In Windows operating system, press this button to start Lenovo OneKey
Recovery.
Note: For details, see "OneKey Rescue System" on page 37.
Mute button
• Mute/Unmute the computer.
22