How to Find Faulty Power Supply and How to Fix it!

how to find faulty power supply and how to fix it!

how to find a faulty power supply and how to fix it!



Netgenz - Technology  Computer and Internet  Power Supply is a computer component that has a function to supply electricity to all computer components so that they can be used.

In addition to functioning to supply electricity, the power supply is also used to convert alternating electric current (AC) and direct electric current (DC). This serves so that the motherboard can turn on and provide power to all parts of the CPU.

After knowing this, the power supply has an important role in the computer. If the power supply is damaged, it will affect all computer components. So for that, I will give the characteristics of a damaged computer power supply.

More Tips, check about Tutorial Repairing laptop  and computer


Causes of Damaged Power Supply

The cause of a damaged power supply can occur due to several factors, sometimes it is caused by something or indeed the age of the power supply has reached the limit. The following causes the power supply to be damaged:

  • Age: Power Supply. Indeed, the use of each computer component has a lifetime. The more you use it, the performance will decrease little by little.
  • Overheating: on Power Supply
  • Power failure: There may be excessive power surge and cause damage
  • There is a lot of dust and dirt


7 Characteristics of a Damaged Power Supply

There are several characteristics that must be known when the power supply is damaged. The following are the characteristics of a damaged power supply according to Infokuy.

Also Read: 5 Ways to Know Computer Processor Damage

1. Strange Sounds

If you hear a strange sound on the back of the computer case, chances are your power supply is dirty or damaged.


2. The computer cannot be turned on

If your computer doesn't turn on at all, there may be a problem with the power supply. Indeed, the power supply is a component to supply electricity to all components in the motherboard.


3. Computer Turns On For a Moment Then Turns Off

When you turn on the computer for a few seconds, then the computer turns off again. Possible damage to the power supply or damage to the motherboard.


4. Only Stuck In BIOS Display

The state of being stuck in the BIOS display is indeed a sign that the computer components are damaged. You can't conclude that a computer that suddenly enters the BIOS menu is caused by a damaged power supply.

There could be damage to other motherboard components such as RAM, VGA, Processor and many more.


5. Computer Indicator Light Not On

The problem of damage to the power supply can cause the indicator light on the computer to not turn on, as a result, it will affect all computer components that are not working properly.

6. The fan on the power supply does not rotate

The characteristics of a damaged power supply are when you turn on the computer but it won't turn on and all components are installed correctly.


Make sure the fan on the power supply is rotating or not, if the fan on the power supply does not rotate, it is certain that the power supply you have is damaged.

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7. Computer suddenly turns off when in use

When you are busy using the computer for a long time, suddenly the computer turns off without any warning or the computer experiences a blue screen. This could be caused by a damaged power supply component on your computer.

Check Other Tips for Repairing Computers and Laptops Easily


How to Overcome a Damaged Power Supply

It does take a little knowledge of electricity, but for those of you who are not sure what to do, it's better to go to a computer service to fix it. There are a few simple steps to fix a faulty power supply:

  • Make sure the cable on the power supply is not damaged or loose.
  • Next, open the power supply box and look inside. Is the fuse in good condition? If so, go to the next step.
  • Try using a stabilizer and reduce the use of electronic devices such as keyboards, mice and headphones.
  • Check the power transistors, resistors, and capacitors in the power supply. If the three conditions are still fine, you need to check the power supply connection to the CPU
  • If all the steps have been done, you should replace the power supply with a new one.

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