Does your Mac portable shut down with 10% battery remaining? Are your time remaining estimates always off? If so, you should calibrate your Mac’s battery. I followed the instructions below and found that my predictive readings were once again accurate.
by
vreesh
2007-06-27 05:22
mac
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calibrate
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akku
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battery
http://www.appleswitcher.com/2007/05/21/calibrate-your-mac-laptop-battery/
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