How to check if a PC is configured with backlight keyboard and how to turn it on or off - Lenovo Support AU
Buy A+ Grade Quality Backlite Keyboard for Lenovo Legion Y520-15IKB Y520-15IKBA Y520-15IKBM Y520-15IKBN Y720 Y720-15IKB Series Red US Layout
Lenovo Legion Y520 & Y720 hands on - YouTube
Anyone else had this issue where some keys have a different backlight color? Also the K key needs a little bit more pressure to actually register.. : r/Lenovo
Amazon.com: Replacement Backlit Keyboard Without Frame for Lenovo Legion Y520 Y520-15IKBN Y520-15IKBN Type 80WK Y720 Y720-15IKB Y720-15IKB Type 80VR, US Layout Black Color : Electronics