How to troubleshoot Macbook battery not behaving itself issue

Apple MacBook systems sometimes not behaving itself, AussieBatt notebook PC experts always try the simplest things first, and today share two simple tricks have been successful in solving some 90% of the Mac problems. Then advise you should try before taking it to a Genius at your nearest Apple battery Store.

1. Reset PRAM (Parameter RAM)

Here’s another time where a spare arm of an assistant comes in handy. To reset the PRAM you need to hold down COMMAND and OPTION and P and R while powering on the system. Keep holding down the four buttons until you hear your Mac emit the “WALLe” startup chime for the second time.

If you’re finding that this doesn’t work then you might need to either disconnect all your USB devices or, if you are using a Mac with a wireless keyboard, you might need to go old-school and use a wired keyboard. Once you’re done you can go back to your wired keyboard.

2. Reset System Management Controller

This one tip can fix a whole raft of Mac issues. However, how you go about doing it depends on which Mac you have:

• Desktop systems (iMac, Mac Pro): Disconnect the power cord, wait 15 seconds, plug it back in, and then wait a further 5 seconds before turning the Mac on again.
• Laptops with non-removable batteries (newer Apple MacBook systems): With the system plugged to a power supply press and hold SHIFT and OPTION and CONTROL and then press the power button (it helps if you have three arms or an assistant). The simultaneously release all the buttons before starting the Mac normally.
• Laptops with removable Apple a1322 batteries (older Apple MacBook systems): Disconnect the system from the power supply and remove the Apple a1175 notebook battery. Then press and hold down the power button for 5 seconds. Refit the battery and restart the Mac.

Apple leads owners through a whole list of things to try before resetting the System Management Controller, but since there doesn’t appear to be any downside to doing this, and it’s simple to do, our experts tend to just jump straight to giving it a go.