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An AC adapter or AC/DC adapter (also called a wall charger, power adapter, power brick, or wall wart) [1] is a type of external power supply, often enclosed in a case similar to an AC plug. [2] AC adapters deliver electric power to devices that lack internal components to draw voltage and power from mains power themselves.
An Nvidia GeForce Go 7600 chip soldered onto the motherboard of a HP Pavilion dv9000 series laptop. Processor: Merom-class (65nm) T2080 1.7 GHz, T2350 1.8 GHz, T5600 1.8 GHz, T7200 2.0 GHz Front Side Bus: 533 MHz to 667 MHz (dependent on processor model).
HP Pavilion zv series (zv6115EA, 2004) HP Pavilion dv series (dv2000z, 2006) HP Pavilion 15 cs series (cs3095nr, 2019) HP has also produced laptops and notebooks under the Pavilion brand name. Up until 2013, some models of the Pavilion laptops were produced with Compaq Presario branding. The HP Pavilion laptops are only customizable in the ...
Troubleshooting is a form of problem solving, often applied to repair failed products or processes on a machine or a system. It is a logical, systematic search for the source of a problem in order to solve it, and make the product or process operational again. Troubleshooting is needed to identify the symptoms.
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A laptop computer or notebook computer, also known as a laptop or notebook, is a small, portable personal computer (PC). Laptops typically have a clamshell form factor with a flat-panel screen on the inside of the upper lid and an alphanumeric keyboard and pointing device on the inside of the lower lid.
The charger may have temperature or voltage sensing circuits and a microprocessor controller to safely adjust the charging current and voltage, determine the state of charge, and cut off at the end of charge. Chargers may elevate the output voltage proportionally with current to compensate for impedance in the wires. [3]
IEC Technical Specification 62700: DC Power supply for notebook computer is an IEC specification of a common standard for external laptop computer AC adapters.Laptops and AC adapters following this standard will have interchangeable power supplies, which will enable easy reuse of used power supplies (thereby reducing electronic waste) and make buying a new compatible power supply for a laptop ...