Tag Archives: Battery

Q. How do I make my notebook battery last longer?

Posted on March 10, 2012 by quill

First of all, how old is your battery?  Batteries last from one to three years on average, and it would be expected that the capacity is down by 40 – 50% after three years.  So if you have an old … Continue reading →

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Q. My Macintosh loses its settings and date?

Posted on July 9, 2011 by quill

If your Mac reverts to a date in the past when you turn it off, or forgets its Startup Disk or Network settings and time, then it means that the PRAM (parameter RAM) memory is getting reset, and the primary … Continue reading →

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Q. My iBook or Powerbook battery is not charging or being recognized, yet it works fine in another machine

Posted on May 5, 2011 by Trevor

First you need to to a Power Manager reset PMU reset) on your machine http://support.apple.com/kb/ht1431 Then recalibrate the battery http://support.apple.com/kb/ht1490 Keep in mind that batteries last from one to three years and they steadily lose capacity.  Apple’s criteria is the … Continue reading →

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