01-18-2012, 09:03 PM
Try unplugging the PRAM. They're sort of weird that way. A dead PRAM will cause it to not boot, but no PRAM and it'll boot.
Take out the optical drive and lift off the keyboard and you'll see the connector for the PRAM in the lower right corner of the keyboard opening.
Take out the optical drive and lift off the keyboard and you'll see the connector for the PRAM in the lower right corner of the keyboard opening.