How To Fix The Laptop Power Jack Without Soldering (Repair)

how to fix the laptop power jack without soldering

You may have a malfunction of the charging cable, connector, or dc jack if your laptop does not detect charging when it is bent or rotated. How do you repair a laptop power cord without soldering?  We will provide you complete information on how to fix the laptop power jack without soldering? You can find all the answers to your questions in this article.

Moreover, DC jacks that have been physically damaged are not required to be proofed. Laptops have very simple adapters, which can be checked easily. Make sure the output voltage on the laptop charger matches the one on the body by connecting it to a power source.

How To Fix The Laptop Power Jack Without Soldering

Your laptop charger may not work 100% right, though this is a flawed test. The question is how do you know if it is a laptop or a charger that is causing the problem?  If you landed on this page, you can fix the laptop power jack without soldering. However, this is not usually possible because most laptops power plugs with the motherboard, so you will need to heat a soldering iron to locate them.

How Charger Communicate with Laptop Power Jack

It is common for laptop chargers to transfer signals between signals including GND and +VE. Other manufacturers such as Dell also include additional sense connectors in addition to the positive and negative connectors. As a result, the laptop jack contains three connections.

Worth Reading: Why Laptops Are More Expensive Than Desktops.

Identify the Actual problem

It has been our experience that articles describing laptop jack fixes tend to be too specific and cannot be helpful to everyone. Definitely! It is important to identify and fix the problems that can affect DC jacks before each one requires a different solution:

  • This power jack has damaged pins on the inside.
  • There is damage on both sides.
  • The DC-in jack produces a spark when connected.
  • There was no cover on the DC jack of the laptop.
  • There was a problem with the circuitry on the motherboard connecting the jack to the circuit.
  • A vibration is heard on the motherboard when the pins of the charger are connected.

Here is an example of a laptop DC jack that cannot be repaired either with or without soldering. Here is a list of every major problem and its solutions, so you can start identifying and solving them.

Tool Required to Fix Laptop Power Jack

You may have to use one or all of these tools depending on your problem to fix a laptop power jack.

  • This package includes an AC adapter and accessories. You should make sure that all the accessories you use fit your laptop in terms of size and other factors.
  • Clamp, multimeter, and Some zipper
  • Communication tools for laptops
  • Wire stripper, iron, solder, and electrical staps
  • The sharpie bucket/highlighter bucket is empty. It is fine to reuse the tag, so don’t improvise here.
  • Hole puncher

Problem Relating to Physical Damage

It is not possible to repair or replace a damaged laptop jack pin, only to replace the entire device. There may even be suggestions to stick it, but I do not recommend it. In a loose connection, a laptop charger can’t deliver a constant current. Using the laptop for a long time can lead to damage to the charger pins or even the motherboard.

After disconnecting the adapter from the motherboard, loosen the screws on the DC-IN jack to take it off the body. After that, You should remove the jack carefully and lightly, as soldering directly to a board can cause severe damage to the wiring.

Motherboard, Wire, and Pin related Issues

We can restore power to the laptop by fixing the DC jack if it looks physically okay. There are two methods of finding a solution.

1. Dc-in Jack Soldered On The Motherboard

Your next question is how laptop power jacks can be repaired. To replace the power jack on a laptop, you need to pay particular attention to the motherboard. This is a critical situation.

In addition to that, we increase the situation by continuously using our force thanks to dry welding. Following the application of flux, make sure that all pins are properly soldered.

Furthermore, If you make the wrong connection, the laptop will be beyond repair. This repair requires advanced skills. If the problem is due to a burned track, then you need to determine whether +VE, GND, or the inductive signal burned. You’ll need to solder the track wires directly from the jack pins to the track.

Despite this, Hot glue or epoxy can prevent the damage from recurring. Connecting the adapter to the motherboard makes the connection rugged and able to withstand movement. To prevent burning, always use a thick copper cable and avoid letting any adhesive penetrate the DC-IN connector.

2. Dc-in Jack Has A Separate Connector For The Motherboard

To connect the adapter to the DC jack, you must first disconnect the connector of the jack from the motherboard. Make sure the voltage is not at the expected level on the power jack connector.

To fix it, locate the faulty wire or the DC jack’s disconnect pin, which has now been properly soldered and connected. You can also reinforce your design by using heat shrink tubing. Connect the device and you should see the voltage. Put the laptop back together by connecting all components.

Frequently Asked Questions

My Laptop is Plugged in but not Charging, What I do?

A battery pack failure is usually responsible for this problem. In the event that your laptop works well without a battery but only via the AC adapter, you might need to replace the battery.

How Can I Solder the DC Power Jack?

Especially when soldering directly to the motherboard, soldering the DC jack is more convenient than removing it. To install DC jacks, insert pinholes on the motherboard and hold them in place with flux. To solder them to the motherboard connection, solder each pin one by one with molten solder wire.

What I Do If my Laptop has a DC Jack with a motherboard connector?

Laptops with a DC jack and a motherboard connector typically do not require much modification. The DC jack must be tightened as before after connecting the connector to the motherboard.

Can I charge my laptop with any available charger?

Neither you nor your adapter should be damaged in this way. A lower power rating adapter may produce a sudden surge of power when your computer is under load instead of an immediate one. Choosing a charger that is higher rated can damage each circuit inside a laptop.

There are chargers that have different pin sizes and ratings, but unless they are all the same, there won’t be many like that.

Can I know if my Charging Port is damaged?

You can sometimes see it from outside. Power pins inserted into the DC jack incorrectly or damaged central pins can cause damage to the charger port. To inspect your laptop thoroughly, you need to disassemble it.

Read More:


I hope you found these tips and solution steps extremely useful as you know now how to fix a laptop power adapter without soldering. When I got stuck on this particular question, I spent quite a bit of time trying to figure it out. In this article, we explain how you can solve this problem for a very low price with some welding. You may also comment with any questions you may have or any personal experiences you think might be of interest to our visitors. Click here for more informative article.

Similar Posts

Leave a Reply

Your email address will not be published. Required fields are marked *