Lenovo IdeaPad Y510 - Manual (Page 17)

Chapter 2. Using Your Computer
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Adjusting the display - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
After you begin working with your computer, you might need to adjust your display to
achieve its optimum performance.
„ Adjusting the brightness
You can increase or decrease the brightness on your display.
To adjust the brightness on your display, press Fn + up/down arrow.
„ Switch between wide screen and normal screen
You can change the aspect ratio on your display.
To switch between wide screen and normal mode, press Fn + F4.