(NUMeric Lock) A keyboard key used to toggle a combination number/cursor keypad between number keys and cursor keys. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction requires ...

the Num Lock key. This switches JAnK over to 21-key macro pad mode. [Clewsy] rolled their own PCB for this and used the venerable ATMega32u4 because of its HID and USB host capabilities.

Hereafter, whenever you press Caps, Scroll or Num lock keys, your system will emit a sound. Type Toggle keys in the Start menu You should see a listing that says, “Hear toggle keys as you type.” ...