Barnds battery

Revive dead laptop battery

We buy laptop for our daily life and office work. When we show a demo or PPC for our customers or work on non power supply rooms with laptops. We also worry about its laptop battery. As the all laptop battery have their life, after charging for about 600-800 cycles it cant work, we call them as "dead laptop battery". When we have no laptop battery replacement, we try to revive dead laptop batteries.

In fact revive dead laptop battery is simple work. You can use some physical methods to activation the dead battery cells. Usually you can revive dead laptop battery using familiar tools. You only need a refrigeratory, a locked bag, a charger. Then do the following works step by step. You shall revive your dead laptop battery.

  • First put the dead laptop battery in a zip lock.
  • Then put the zip into refrigeratory and keep it in freezer for 14 - 15 hours.
  • Afer waitinf for a long time, take the dead laptop battery out of refrigeratory .
  • Using clean and soft cloth to dry the battery and get the battery to room temperature (about 20° - 25°)
  • In the end fully charging and discharging the battery for 3 - 4 cycles.
  • Now you would see that your dead battery holding up charge for 1-2 hours.
  • See the detail video in metacafe.com

What are you waiting for, why not take a try to your dead latitude d620 battery or latitude d630 battery? Good luck.