Truestate Electronics

Laptop Powerjack Repair

Self Diagnosis

To get to the Power Jack you will in most cases need to strip it down to the motherboard, this is time consuming and why most Shops or Companies don't want to know. They will try to make you buy a new Motherboard and there costly.

This is a Stripped Laptop

We can do this repair for you for the sum of £88 including part and return postage.

Below you will find a few basic tests you can run through to make a quick diagnosis, bare in mind other faults may be the cause of the malfunction.


1. Remove Battery.

2. Plug in and switch on Power adapter.

3. Plug the DC Plug into your laptop.

4. Firmly but slowly move the socket from left to right checking to see if you see any charge light comes on.

5. If so try to hold it in that position and let the computer boot up then you will determine the state of your hard drive for later reference.

6. Once powered up if this is the case, move the DC power plug slightly left and right until it powers off.

7. Don’t boot up again, instead try to keep the charger light on, Hold Plug firmly without moving it. Carefully move cable directly behind DC plug to check for cable fatigue. If it stays on then its back to DC plug and socket. *

8. Try to do the same thing  but with battery installed. Reason for this is to check if your battery is taking a charge


             *Multimeter tester is best to check for
               cable fatigue.




The correct Problem Description referred to as Power Jack Problem is: “DC PCB Power Socket”