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Power supply, switch - how to

  • Nov 11, 2025
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A faulty power supply in your computer you can easily switch yourself, even without in-depth technical knowledge. If the machine is still in warranty and the AC adapter does not work, you should turn to the appropriate retailer or the manufacturer of the computer. This is necessary to repair the PC usually free of charge, whereas in the case of a self-employed repair, the warranty could be void.

The power supply of the computer replaced soon

Before you start disassembly, turn off the computer and disconnect it from the mains.
  • First of all you open the computer by unscrewing the screws of the fairing. You are not experience too with PC Hardware, take your Smartphone or camera and take photos of the Connections of the power supply. So you can Orient yourself better later, if you insert the new power supply.
  • You have photographed all of the Connections of the power supply, remove carefully the cable from the Motherboard. You press down on the small Chop of the plugs before removing them.
  • After you have removed all the cables, Unscrew the PSU and carefully remove it from the Computer.
The power supply of the computer switch
In the case of the election of the new power supply for your computer there are several things to consider. We explain in the next tip, how much watts your power supply needs.

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