Macbook shuts itself down  Discussion in 'MacBook' started by
inept, Jan 30, 2013.    1. macrumors newbie      Jan 30, 2013
I recently swapped out the hard drive and RAM in my wife's Late
2008 Macbook for an SSD and 8GB of RAM and it worked fine for a
couple of days. Then, sometimes it would shut itself down. This
started becoming more frequent until the laptop would shut
itself down a minute or two after booting (this is with Mountain
Lion). I put the original hard drive and RAM back in (running
Snow Leopard), and the same thing happens. I tried booting off
of the old Windows partition on the old hard drive, also shuts
down. The weird thing is that sometimes before shutting down, in
OSX it would ask if you were sure you wanted to shut down, like
the power button had been pushed. I thought maybe it was a
problem with the power button, but if you leave the Macbook at
the boot menu (holding down Option), it will stay on
indefinitely.      I'm really at a loss for what happened, aside
from me botching someth