My daughter has a Mac Book Air that is just over one year old and now it only turns on every once in a while. We need to back it up but are having difficulty because it will not turn on. What can we do?
Portables that will not Power on.
Go step by step.
Note: Steps 5 and 6
Reset SMC. http://support.apple.com/kb/HT3964
Choose the method for:
"Resetting SMC on portables with a battery you should not remove on your own".
Retrieving data ...