how to repair laptop battery ? - 18650 lithium cells
Hello, my partner!
I am WAQARhere and I will tell you how to fix the laptop battery very cheaply at home. +WHY ?
Laptop batteries are made up of lithium batteries, called 18650 batteries, they are not eternal, they have a life of about 2 years, when will they be repaired?
When you see your laptop full of electricity, it's not even half an hour.
This means that the battery inside the battery is dead. -
Laptop Repair Shop 1 old laptop battery-
1 battery for your laptop (
Which one do you want to fix)
Some wires and tools such as cutting machines. . .
In addition, some electric tape uses some tools to turn on the laptop battery without damaging the battery box as the box will be used later.
Take out 6 cells in 2-
2 Parallel connection. (
Do not disconnect the parallel, but cut the series)
This step is very important! generally 3.
The 6 Volt or higher voltage battery is good at less than that voltage, and the bad voltage test is only a temporary solution for the capacity check recommended by 18650 cellsi using the imax b6 charger for capacity test.
Just get 6 good (18650)
Lithium battery, or use some wire to buy from Amazon or EBAYBY, connect all batteries in series, just check the overall voltage of the battery package, it should be around 12 volts.
Just turn on your original laptop battery and throw the battery because they are all useless & keep the circuit (
If you want to continue then check the capacity and if some of them are good then keep them for future projects)
Important: do not damage the circuit or battery box when turning on the battery.
Now, connect the battery pack to an important circuit by using some wires: you will see 4 wires sticking out of the circuit with the longest negative.
The battery pack will also have 4 wires 1 is negative and 3 are positive (
One to two between the battery packs)
Connect the battery circuit to the laptop, then press the power button to see if it works or doesn't matter: if there is no reaction after pressing the power button, please don't panic, connect the charger to the laptop for 5 minutes and remove the charger. (
If it doesn't work again, please contact me to fix your problem)
Put the battery pack and circuit into the last step of the battery box. do it gently .
Use some super glue or tape to secure the connector of the battery box. ! ! ! ! WE ARE DONE! ! ! !