How to charge New IBM laptop Battery?

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On the first charge, your ibm thinkpad r32 battery may indicate that charging is complete after a short period of around 15 mins. This is to be expected - simply remove the IBM Thinkpad R60 Laptop Batteries from the laptop and repeat the charging procedure. You should then use your laptop - WITHOUT the assistance of mains power, until the battery completely runs down. it is very important .

Repeat the above procedure around 4 times in total over the course of the next few days - make sure you allow you ibm thinkpad r40 battery sufficient time to get a full charge, normally an overnight charge will suffice.
When the ThinkPad Battery is fully conditioned, the battery charger indicators and LEDs on your laptop and charger will work reliably. Also - as the toshiba pa3383u-1brs battery will be taking on much more charge, the total charge time will be longer.

Occasional Maintenance

Simply run your unit until it’s FULLY discharged and then fully charge again. After extended periods of non-use, you should do the same. Lots of little charges followed by partial discharge will decrease the life, performance and capacity - in reality though, this is how laptops are usually used and this may be unavoidable