Buttons and functions
Integrated camera*
* Specific models only.
Internal speakers
Fn key
Use in combination with other keys to access special features.
Function key combinations 
Sleep
Screen Switch
Display shift
Wide screen Switch
Wireless/Bluetooth Switch
Multimedia controls
Num lock
Scroll lock
System Request
Break
Change display brightness
Change volume
* The illustrations in this manual may differ from the actual product.
Lenovo 3000 G510 SP V2.0_en_p2
Display release latch
Custom button
Start a customized application.
NOVO button
Recover the operation system/
Change the power schemes.
Wireless LAN/Bluetooth* switch
Turn on/off the Wireless LAN/Bluetooth.
* Specific models only.
Mute button
Turn on/off the computer sound.
Power button
Turn on/off the computer.
