On 4 October, 2006, at 8:35:28, Richard Klein wrote: > I think the eject button on your new drive must be in a slightly > different position than the original, so the arm isn't hitting the > right spot. Have you checked for the alignment of the buttons as indicated above? Also, did you confirm that the DVD drive was Mac OS compatible before buying it? If it is not compatible, it may not allow you to boot to a DVD or CD to do OS installations.