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Display backlight feature (Fn+F2)
Press Fn+F2 to enable or disable the display backlight feature.
Switching the display output location (Fn+F3)
Press this function key combination to switch between the computer display and an external monitor.
The following options will be displayed:
• PC screen only
• Duplicate
• Extend
• Second screen only
Note: To switch between the computer display and an external monitor, the Windows+P key combination
also is available.
Wireless radio control (Fn+F5)
Press this key combination to enable or disable the built-in wireless networking features.
Touch pad controls (Fn+F6)
Press Fn+F6 to enable or disable the touch pad function on your computer.
Numeric keypad controls (Fn+F8)
For Lenovo B490 models, press Fn+F8 to enable or disable the numeric keypad.
Multimedia controls
• Fn+F9: Play or Pause
• Fn+F10: Stop
• Fn+F11: Previous track or scene
• Fn+F12: Next track or scene.
Other functions
• Fn+Insert (B590) or Fn+PgUp (B490): Enables or disables the Scroll Lock function.
• Fn+PrtSc: Has the same function as the SysRq key on a conventional keyboard.
• Fn+Home: Has the same function as the Pause key on a conventional keyboard.
• Fn+End: Has the same function as the Break key on a conventional keyboard.
• Fn+PgDn (B490): Has the same function as the Insert key on a conventional keyboard.
Connecting to external devices
Your computer has a wide range of built-in features and connection capabilities.
Using the media card reader
Your computer supports the following cards:
• Secure Digital (SD) card
• Secure Digital High Capacity (SDHC) card
• SD eXtended Capacity (SDXC) card
• MultiMediaCard (MMC)
Chapter 2. Using your computer 17