Replacing the hard disk drive
8.Insert the hard disk drive and its cover into the hard disk drive bay; then firmly install them.
9.Turn the computer over so that its bottom side is up. Reinstall the screw.
Note: You can replace the screw with a security screw to prevent the hard disk drive from being removed easily. The security screw may not be included in your ship group. You can, however, purchase the screw directly from NABS at www.nabsnet.com
10.Reinstall the battery.
11.Turn the computer over again. Connect the ac adapter and the cables to the computer.
34ThinkPad® G40 Series Service and Troubleshooting Guide