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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]
A computer keyboard is a 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. Replacing early punched cards and paper tape technology, interaction via teleprinter -style keyboards have been the main input method for computers since ...
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. The keyboard driver also tracks the shift, alt and control state of the keyboard.
In October 2008, Apple announced that it would be using LED backlights for all of its notebooks and new 24-inch Apple Cinema Display, and one year later it introduced a new LED iMac, meaning all of Apple's new computer screens became LED-backlit displays. Almost every laptop with a 16:9 display introduced since September 2009 uses LED-backlit ...
The HP Envy (stylized in all caps) is a discontinued line of consumer-oriented high-end laptops, desktop computers and printers manufactured and sold by HP Inc. from 2009 to 2024. It originally started as a high-end version of the HP Pavilion line before becoming its own separate line years later.
HP Pavilion dv9000, dv8000, dv3000, dv2000, dv1000 series The HP Pavilion dv6000 was a model series of laptops manufactured by Hewlett-Packard Company that featured 15.4" diagonal 16:10 displays. [ 1 ]
An LED-backlit LCD is a liquid-crystal display that uses LEDs for backlighting instead of traditional cold cathode fluorescent (CCFL) backlighting. [1] LED-backlit displays use the same TFT LCD ( thin-film-transistor liquid-crystal display ) technologies as CCFL-backlit LCDs, but offer a variety of advantages over them.
All Pavilion laptops were rebranded as ENVY in 2013 and sold with Windows 8 as the OS. For this reason, the motherboard was changed and new CPUs added. Other specifications remain the same as the previous DV7-7000/7100 series notebooks. [9] In 2015, HP released a new series of HP Envy Laptops including the dv3, dv5 and dv7 models.
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