lock key

English
The three lock keys, close to the first generation aluminium badge on an IBM Model M Keyboard. This keyboard was minted in 1986.
The three LEDs of Caps Lock, Num Lock and Scroll Lock, in a COMPAQ keyboard. The Num Lock key can be seen below the LEDs.

Noun

lock key (plural lock keys)

  1. Any of certain keys of a computer keyboard that switch between certain states and are represented by LEDs.

Usage notes

Most commonly, the lock keys are Caps Lock, Num Lock and Scroll Lock. Less commonly, there is also Office Lock. In addition, Insert also switches between states, but it is not represented by a LED.

Further reading

Anagrams
This article is issued from Wiktionary. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.