I recently bought (Secondary Market) a Blackwidow Chroma V2 and there is a problem with the 'N' key. As you can see, it does not match the RGB pattern of the rest
Razer BlackWidow Chroma Troubleshooting - iFixit
How To Reset Your Razer Keyboard Lights – LiquidSky.com
How to fix dim or nonfunctioning LEDs on a Razer keyboard - YouTube
Razer BlackWidow Chroma V2 | RZ03-0203x Support & FAQs
Razer Blackwidow Chroma is not lighting up correctly. Half a keyboard is turning off : r/razer
Razer BlackWidow Ultimate 2014 | RZ03-0038x Support & FAQs
How to configure and change the LED lighting color on a Razer keyboard
Razer Blackwidow Elite Review - The Best BlackWidow