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Mechanical keyboards (or mechanical-switch keyboards) are computer keyboards which have an individual switch for each key. The following table is a compilation list of mechanical keyboard models, brands, and series:
A common test for whether the computer has crashed is pressing the "caps lock" key. The keyboard sends the key code to the keyboard driver running in the main computer; if the main computer is operating, it commands the light to turn on. All the other indicator lights work in a similar way.
1.5 mm 4.0 mm 50 million Outemu Gaote/Outemu Browns [20] Cherry MX Browns Tactile 0.50 N 0.55 N 2.0 mm 4.0 mm 50 million Outemu Gaote/Outemu Blues [20] Cherry MX Blues Clicky 0.60 N 0.65 N 2.0 mm 4.0 mm 50 million Outemu Gaote/Outemu Black [20] Cherry MX Blacks Linear 0.70 N N/A 2.4 mm 4.0 mm 50 million Gateron Gateron Reds [21] Cherry MX Reds
A typical 105-key computer keyboard, consisting of sections with different types of keys. A computer keyboard consists of alphanumeric or character keys for typing, modifier keys for altering the functions of other keys, [1] navigation keys for moving the text cursor on the screen, function keys and system command keys—such as Esc and Break—for special actions, and often a numeric keypad ...
Typing on a laptop keyboard. A computer keyboard is a built-in or peripheral input device modeled after the typewriter keyboard [1] [2] which uses an arrangement of buttons or keys to act as mechanical levers or electronic switches.
The earliest name was Keyboard Video Switch (KVS). [2] With the advent of the mouse, the Keyboard, Video and Mouse (KVM) switch became popular. The name was introduced by Remigius Shatas, the founder of Cybex (now Vertiv), a peripheral switch manufacturer, in 1995. [3] Some companies call their switches Keyboard, Video, Mouse and Peripheral (KVMP).
Key rollover is the ability of a computer keyboard to correctly handle several simultaneous keystrokes. A keyboard with n-key rollover (NKRO) can correctly detect input from each key on the keyboard at the same time, regardless of how many other keys are also being pressed. Keyboards that lack full rollover will register an incorrect keystroke ...
While the user could always define special keys (and multimedia keys, if such exist), it was only possible since version 6.3 to define them not just globally but also per application. Version 6.2 forced the user to constantly check for updates by installing and launching the file "dpupdchk.exe" in the background.