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The scroll-lock key with an activated indicator light on an IBM Model M keyboard. Scroll Lock (⤓ or ⇳) is a lock key (typically with an associated status light) on most IBM-compatible computer keyboards. Depending on the operating system, it may be used for different purposes, and applications may assign functions to the key or change their ...
Some laptops and compact keyboards also have a Function Lock - FN Lock. On these devices, a Fn modifier key is used to combine keys to save room and add non-standard functionality; a common use is merging the row with keys F1- F12 with keys that adjust settings such as display brightness, media volume and playback, and keyboard illumination.
(As of 2005, some laptops had only one, in order to make room for the arrow keys.) Apple commonly uses the symbol U+2325 ⌥ OPTION KEY [ 1 ] to represent the Option key. From 1980 to 1984, on the Apple II , this key was known as the closed apple key or the solid apple key , [ 2 ] and had a black line drawing of a filled-in apple on it.
The HP EliteBook series notebooks contain a similar keyboard light called HP Night Light. Unlike the ThinkLight, it is activated by a physical button next to the Night Light, rather than a keyboard shortcut. Third-parties offered external LED-based illumination solutions for the HP 200LX series of DOS palmtop computers in the late 1990s. [4] [5]
One 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.
A: Keylogging is a technique used by hackers to covertly records what you type on your computer keyboard. When you use AOL Shield Pro, our patented technology replaces the actual keys you press ...
On the newest aluminum keyboard, these functions are accessed with the function keys, just like on the Apple laptops. On Apple Desktop Bus keyboards, a power key , used to turn on computers that supported it (and to type the Mac three-finger salute). On keyboards with function keys, it was placed either on the left or right edge of the same ...
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