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Thread: Is it faster to recharge a laptop battery while not using it?
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Old Mar 26, 2007 | 1:43 am
  #8  
LIH Prem
 
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If it's on when charging, most of the incoming power goes to running the laptop with a bit left over for charging the battery. If you turn off your laptop and leave it plugged in, all the incoming power can be used to charge the battery.

-David
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