Replacement computer power supply

By | 10.12.2018



Replacement computer power supply

When the power supply fails, it must be replaced. With a few tools and this guide You will be able to do this yourself.

Milestones:

1. First check out whether the warranty for your computer.

2. Make sure that it is because of the PSU You have problems with your computer. The most common symptoms of a malfunction of the power supply:

— when pressing the computer’s power button, nothing happens (the fans don’t spin, lights on the system unit do not burn).

— the computer itself rebooted or turned off.

But in order to be sure that the problem is with the power supply, it is necessary to replace it with another defective. Do not have to buy a new one, just take someone temporarily.

3. Once You have confirmed that the culprit is the power supply, disconnect all external connectors (keyboard, monitor, mouse, speakers, network cable and of course the power cable).

4. Remove the screws from the casing of the system unit. Place the screws in a secluded place not to lose.

5. Locate the power supply.

6. Disconnect all the connectors coming from the power supply device of Your computer.

7. Unscrew all the screws holding the power supply in the system unit.

8. Gently remove the power supply from the system unit. The main thing is not to damage other devices inside the system unit. Do not pull the power supply power.

9. Buying a new power supply to replace the old. It is best to take the old power supply with you to the store to when you buy to compare the type of connectors and their number. The size of the power supply units are sold, in principle, always a standard size, but better to be safe and compare the dimensions with the old power supply to power supply fits into the system case. Consult your vendor about the correct purchase. Also note the power supply (indicated on the sticker of the PSU is measured in watts (W)).

10. Connect the power supply to devices inside the system unit (hard disk, motherboard, CD — Rom, video card (if there are additional selegiline connector), floppy drive, etc.). The connections must be the same as it was before.

11. Make sure that the cables do not interfere with the work of fans.

12. Fasten the power supply onto the screws.

13. Secure the cover of the system unit back and tighten the screws.

14. Connect the mouse, keyboard, monitor cable, speakers, etc.

15. Turn on the computer.

Tools:

— Phillips screwdriver,

— Instruction.




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