Use your fingers to push both battery release tabs away from the battery and lift the battery out of the computer. /Guide/Repair/MacBook-Pro-17-Inch-Core-Duo-Hard-Drive-Replacement/319/all#s1249 Remove the four identical Phillips screws from the memory door. /Guide/Repair/MacBook-Pro-17-Inch-Core-Duo-Hard-Drive-Replacement/319/all#s1250 Lift the memory door up enough to get a grip on it, and slide it toward you, pulling it away from the casing. /Guide/Repair/MacBook-Pro-17-Inch-Core-Duo-Hard-Drive-Replacement/319/all#s1251 Remove the three Phillips screws in the battery compartment near the latch. Apple was nice enough to tilt these screws at a slight angle to make them easier to remove. /Guide/Repair/MacBook-Pro-17-Inch-Core-Duo-Hard-Drive-Replacement/319/all#s1254 Remove the following six screws: Two T6 Torx screws on either side of the RAM slot. Four Phillips screws along the hinge. /Guide/Repair/MacBook-Pro-17-Inch-Core-Duo-Hard-Drive-Replacement/319/all#s1255 Remove the four Phillips screws on the port side of the computer. /Guide/Repair/MacBook-Pro-17-Inch-Core-Duo-Hard-Drive-Replacement/319/all#s1256 Rotate the computer 90 degrees and remove the two Phillips screws from the rear of the computer. /Guide/Repair/MacBook-Pro-17-Inch-Core-Duo-Hard-Drive-Replacement/319/all#s1257 Rotate the computer 90 degrees again and remove the four Phillips screws from the side of the computer. /Guide/Repair/MacBook-Pro-17-Inch-Core-Duo-Hard-Drive-Replacement/319/all#s1258 Do not yank the upper case off quickly. The case is attached to the logic board via a ribbon cable. Lift up the back of the case and work your fingers along the sides, freeing the case as you go. Once you have freed the sides, you may need to rock the case up and down to free the front of the upper case. /Guide/Repair/MacBook-Pro-17-Inch-Core-Duo-Hard-Drive-Replacement/319/all#s1259 Disconnect the trackpad and keyboard ribbon cable from the logic board. Remove the upper case. /Guide/Repair/MacBook-Pro-17-Inch-Core-Duo-Hard-Drive-Replacement/319/all#s1260 Disconnect the hard drive ribbon cable from the logic board. /Guide/Repair/MacBook-Pro-17-Inch-Core-Duo-Hard-Drive-Replacement/319/all#s1290 Peel up the orange ribbon cable taped to the top of the hard drive. This cable is still connected to the hard drive, so you will only be able to lift up on the cable a little. /Guide/Repair/MacBook-Pro-17-Inch-Core-Duo-Hard-Drive-Replacement/319/all#s1291 Remove the two T6 Torx screws securing the hard drive retaining bracket to the lower case. /Guide/Repair/MacBook-Pro-17-Inch-Core-Duo-Hard-Drive-Replacement/319/all#s1292 Lift the hard drive retaining bracket up and out of the computer. /Guide/Repair/MacBook-Pro-17-Inch-Core-Duo-Hard-Drive-Replacement/319/all#s1293 Lift up the right side of the hard drive with one hand and use your other hand to disconnect the hard drive cable. /Guide/Repair/MacBook-Pro-17-Inch-Core-Duo-Hard-Drive-Replacement/319/all#s1294 Remove the two silver T6 Torx screws and white rubber bumpers from the right side of the hard drive. You'll need to transfer these screws and bumpers to your new hard drive if you're changing drives. Make sure to put these on the right side of the drive when looking at the label. /Guide/Repair/MacBook-Pro-17-Inch-Core-Duo-Hard-Drive-Replacement/319/all#s1295 Remove the two silver T6 Torx screws from the left side of the hard drive (the rubber bumpers remain in the case for the left side of the drive) You'll need to transfer these screws to your new hard drive if you're changing drives. If you are installing a new hard drive, we have an OS X install guide to get you up and running. /Guide/Repair/MacBook-Pro-17-Inch-Core-Duo-Hard-Drive-Replacement/319/all#s1296