How To Fix Laptop Power Jack Without Soldering? If your laptop doesn’t charge for rotating or tilting the charging pin or even detecting it, it’s due to the wrong charger cable, connector, or DC jack (inside the laptop).
But how do you know if this is a problem with your laptop or charger? If you read this post, you will find all the answers to your questions.
I know you have come to this page to understand How To Fix Laptop Power Jack Without Soldering. Unfortunately, this isn’t potential usually due to most of the laptop’s power jack is soldered directly to the motherboard, and you have to heat the soldering iron to fix it.
First, before going into the necessary repair process, you need to know:
HOW TO COMMUNICATE WITH A LAPTOP’S POWER JACK CHARGER
In general, most laptop chargers work on these two alerts: + VE and GND. On the opposite hand, some producers, reminiscent of Dell, provide an additional sensing pin and these positive and negative contacts. So, the laptop jack has three contacts.
You can see that these DC-jacks have wires attached to the connector in the pictures above, which goes to the motherboard. In this case, there are some opportunities to fix the laptop power jack without soldering. Now, look at the DC jack picture below, which is soldered directly to the motherboard, and you can’t do anything without soldering.
We now begin the step-by-step repair process.
CHECK YOUR LAPTOP ADAPTER
As I said above, how do we know that our laptop DC jack is causing trouble, not the charger?
If DC Jack has been physically harmed, then no explanation is needed to convict him.
If you are getting the right voltage, there is a big problem with your laptop. However, this is not a complete proof testing that your laptop charger is 100% OK; I will also write a guide for repairing the laptop charger soon.
CHECK WHAT PROBLEM YOU ARE HAVING?
I’ve seen many articles, just fixing a special one for laptop jacks, which can’t help everyone. Yes! Many problems can be seen with DC Jack; you have to identify it then proceed with fixing because they all have different solutions. For example:
- The inner pins of the facility jack are broken.
- The whole jack is damaged.
- When connected, the DC-in jack is creating some spark, also getting hot.
- DC Jack came out of the laptop.
- The motherboard track that connects the jack to the circuit is burned out.
- Plugging the charger pin, the pin of the laptop jack rotates on the motherboard.
As you can see, the laptop DC jack can’t get a single answer about any soldering/repair method. I am presenting all the critical issues and their solutions individually; you can identify your problem and fix it.
#1 PROBLEMS RELATED TO PHYSICAL DAMAGE
As I mentioned above, if the pin or the whole jack of your laptop jack is broken, then there is no solution to fix it; it just needs to be replaced. Some people may even suggest sticking to something else: I don’t recommend it.
A soft connection between the DC jack and the adapter pin does not provide current flow and generates heat. This can damage the laptop charger pin or damage the editor board for long periods, so you’d better replace it.
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Now disconnect the DC in-jack connector from the motherboard, and loosen the screw to remove it from the body. If soldered directly to the jack board, remove it gently and carefully, as this can cause severe damage to the circuit tracks.
#2 PROBLEMS RELATED TO THE MOTHERBOARD TRACKS, PINS & WIRES.
If the DC jack is OK and looks good physically, we can fix it to get the power back on our laptop.
SECTION 1: THE DC IN-JACK HAS A SEPARATE CONNECTOR FOR THE MOTHERBOARD
First, remove the jack connector from the motherboard, then join the adapter to the DC jack. Now test the voltage on the facility jack connectors; there should be no voltage as expected.
To fix this:
- Detect a damaged DC jack’s broken wire or disconnection, join it properly, and sell it. If you have heat shrink tubes, you can also use them for reinforcement.
- Check the voltage. The connection should be there as you made it.
- Reconnect everything and assemble the laptop.
SECTION 2: DC IN JACK IS SOLD ON THE MOTHERBOARD
In contrast to the above process, it requires a little extra caution as we will work on the motherboard. So, what is the situation:
DC JACK IS SPINNING
This condition is caused by dry soldering, and our constant strength makes it worse. To fix it, apply the flow to all the pins of the jack and re-solder it properly.
THE MOTHERBOARD TRACK IS BURNED OUT, OR A PIN IS BROKEN.
As can be seen physically, you need some pre-requisite skills for this repair, as an incorrect connection can make your laptop irreparable. To fix this, first, find out which track is burned, that is, is it a + VE, GND, or sensing signal? Then wire the jack pin directly to where the way is going.
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Now to prevent it from spoiling again, apply hot glue or an epoxy mixture. It provides a blanket joint to the motherboard and connects to the adapter, enabling it to withstand situations when backing and forth.
Be careful to use a thick copper wire to avoid burning, and do not let the glue go inside the DC connector.
FAQS (How To Fix Laptop Power Jack Without Soldering)
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