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The Lighted Program Function Keyboard (LPFK) is a computer input device manufactured by IBM that presents an array of buttons associated with lights. Each button is associated to a function in supporting software, and according to the availability of that function in current context of the application, the light is switched on or off, giving the user a graphical feedback on the set of ...
The Dell Inspiron 1525 was a laptop with a 15.4-inch display released in 2008. [3] [4] It weighed approximately six pounds – half a pound lighter than the 1520. [5] This laptop can be considered a mid-range Dell computer, between the smaller Dell 1420 model and the more expensive XPS M1530 model. It featured a chassis with a new edge design ...
Inspiron (/ ˈ ɪ n s p ɪr ɒ n / IN-spirr-on, formerly stylized as inspiron) is a line of consumer-oriented laptop computers, desktop computers and all-in-one computers sold by Dell. [1] The Inspiron range mainly competes against Acer's Aspire; Asus's Transformer Book Flip, VivoBook and Zenbook; HP's OmniBook; Lenovo's IdeaPad; Samsung's Sens ...
ThinkLight was a keyboard light present on many older ThinkPad families of notebook computers. The series was originally designed by IBM, and then developed and produced by Lenovo since 2005. The ThinkLight has been replaced by a backlight keyboard on later generations of ThinkPads, and Lenovo has discontinued the ThinkLight in 2013. [1]
An optical keyboard technology utilizes light-emitting devices and photo sensors to optically detect actuated keys. Most commonly the emitters and sensors are located at the perimeter, mounted on a small PCB. The light is directed from side to side of the keyboard interior, and it can only be blocked by the actuated keys. Most optical keyboards ...
The Dell Inspiron E1405 is a portable laptop computer manufactured by Dell Inc. featuring a 14.1 inch (diagonal) display in a 1.5 (H) x 13 (W) x 9.6 (D) inch 2.4 kg clamshell case. This model was also marketed under the name Dell Inspiron 640m .
A laptop's battery is charged using an external power supply, which is plugged into a wall outlet. The power supply outputs a DC voltage typically in the range of 7.2—24 volts. The power supply is usually external and connected to the laptop through a DC connector cable. In most cases, it can charge the battery and power the laptop ...
Same as the IdeaPad 300, 110 and 330 series of home and office laptops, the IdeaPad Y700 series of gaming laptops along with Acer's Predator and Dell's Inspiron and G series gaming laptops. These model have three case versions with 14", 15" and 17" screens; they successor is a Legion Y720 model with similar cases.