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2. AC adapter - Wikipedia

   en.wikipedia.org/wiki/AC_adapter

   When a laptop computer is operated while recharging, the integrated circuitry which controls the charging makes use of a power supply unit's remaining electrical current capacity. This allows supplying the device's components with power during usage while maintaining an uncompromised constant charging speed.

3. USB hardware - Wikipedia

   en.wikipedia.org/wiki/USB_hardware

   On Dell, HP and Toshiba laptops, sleep-and-charge USB ports are marked with the standard USB symbol with an added lightning bolt or battery icon on the right side. [83] Dell calls this feature PowerShare, [84] and it needs to be enabled in the BIOS. Toshiba calls it USB Sleep-and-Charge. [85]

4. USB - Wikipedia

   en.wikipedia.org/wiki/USB

   USB bridge cables, or data transfer cables can be found within the market, offering direct PC to PC connections. A bridge cable is a special cable with a chip and active electronics in the middle of the cable. The chip in the middle of the cable acts as a peripheral to both computers and allows for peer-to-peer communication between the computers.

5. USB 3.0 - Wikipedia

   en.wikipedia.org/wiki/USB_3.0

   [needs update] At CES2011, Toshiba unveiled a laptop called "Qosmio X500" that included USB 3.0 and Bluetooth 3.0, and Sony released a new series of Sony VAIO laptops that would include USB 3.0. As of April 2011, the Inspiron and Dell XPS series were available with USB 3.0 ports, and, as of May 2012, the Dell Latitude laptop series were as well ...

6. USB On-The-Go - Wikipedia

   en.wikipedia.org/wiki/USB_On-The-Go

   USB OTG is a part of a supplement [2] to the Universal Serial Bus (USB) 2.0 specification originally agreed upon in late 2001 and later revised. [3] The latest version of the supplement also defines behavior for an Embedded Host which has targeted abilities and the same USB Standard-A port used by PCs.

7. Power supply unit (computer) - Wikipedia

   en.wikipedia.org/wiki/Power_supply_unit_(computer)

   Original IBM power supplies for the PC (model 5150), XT and AT included a line-voltage power switch that extended through the side of the computer case. In a common variant found in tower cases, the line-voltage switch was connected to the power supply with a short cable, allowing it to be mounted apart from the power supply.