Month: June 2021

Laptop battery reset bq20z40

How to Reset, Reprogram and Calibrate BQ20ZXX family chips after battery cells replacement

Post Date: June 13, 2021

This tutorial is about full reprogramming and recalibrating BQ20ZXX family chips after battery recelling. Before I proceed I would like to mention that you DON’T need to do it if you are not plann ...

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How to repair laptop battery using NLBA1 device

How to Repair a laptop battery (replacing the cells) and Unlock / Reset the chip BQ9000

Since there are not so many guides on battery recelling and chip reprogramming I decided to make one, hoping that it will help any beginner that is not sure how to procee ...