How to turn on the keyboard light on the Lenovo Legion Y520 - Quora
Lenovo Legion Y520 & Y720 hands on - YouTube
Lenovo Legion Y520 - Keyboard light - on and off - YouTube
Lenovo Legion Y520 - Keyboard light - on and off - YouTube
Amazon.com: New US Black Backlit English Laptop Keyboard (Without Frame) Replacement for Lenovo Legion Y520-15IKBN Y720-15IKB Light Backlight : Electronics
UK Version Keyboard with Keyboard Backlight for Lenovo Legion Y520 Y520-15IKB R720 Y720 Y720-15IKB