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POWER SUPPLY

POWER SUPPLY. DEFINITION. A power supply unit (PSU) is the component that supplies power to the other components in a computer. FUNCTIONS.

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POWER SUPPLY

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  1. POWER SUPPLY

  2. DEFINITION A power supply unit (PSU) is the component that supplies power to the other components in a computer.

  3. FUNCTIONS • to convert general-purpose alternating current (AC) electric power from the mains to usable low-voltage DC power for the internal components of the computer. • Other models are able to accept any voltage between those limits.

  4. AT ATX KINDS OF POWER SUPPLY

  5. AT • Advanced Technology • On older AT power supplies, the Power-on switch wire from the front of the computer is connected directly to the power supply.

  6. ATX • Advanced Technology eXtended • This enables different power supplies to be interchangeable with different components inside the computer. • ATX power supplies also are designed to turn on and off using a signal from the motherboard, and provide support for modern functions such as the standby mode available in many computers.

  7. EXAMPLES

  8. ATX power supply

  9. THANK YOU

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