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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 ...
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.
Feeling that they could offer such computers for half the cost, Gateway 2000 released a complete PC compatible system with dual 5.25-inch floppy drives, ample RAM, a color monitor, and a keyboard, for $1,995 through mail-order. The system was a success for Gateway 2000, with revenue increasing from $1.5 million in 1987 to $12 million in 1988.
All laptops in the LTE Elite range sported Intel's i486 processors, from the 40 MHz DX2 to the 75 MHz DX4. The LTE Elite was the first notebook-sized laptop to house the AC adapter inside the case itself, eliminating the need to carry an external power brick. The LTE Elite line was replaced by the LTE 5000 series in 1995. [2]
The best step to take if you have received a new laptop, tablet or smartphone, whether it's an Apple or Android product, is to turn on any 'Find My' settings in case your device ever gets lost or ...
Sleep-and-charge USB ports can be used to charge electronic devices even when the computer that hosts the ports is switched off. Normally, when a computer is powered off the USB ports are powered down. This feature has also been implemented on some laptop docking stations allowing device charging even when no laptop is present. [81]
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