Friday, March 1, 2019

laptop - Lenovo ThinkPad W540 works through the power adapter without the battery, but won't charge the battery



I have a Lenovo ThinkPad W540 that, once plugged in without a battery, works fine. However, when I connect the battery, it just won't charge.



In most cases connecting the adapter into the laptop, doesn't cause the LED to flash, which is a sign of charging. The battery did charge once for about 2 minutes before returning to this non-charge state.



Any suggestions?


Answer



So after a bit of research and gained knowledge, I figured I'd let the laptop run on the false percentage indication of 13 percent. It would sooner or later run out and die, which it did. Now that it's truly at 0 percent, it works perfectly fine. All you have to do is let it die without the adapter.


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