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5. Open the computer display; then stand the computer on its side and
remove the hard disk drive by pulling the cover away from the
computer.
6. Detach the cover from the hard disk drive.
7. Attach the cover to a new hard disk drive.
8. Insert the hard disk drive and its cover into the hard disk drive bay; then
firmly install them.
Note: Make sure that the label on the hard disk drive faces to the bottom
of the computer.
9. Reinstall the screw.
10. Reinstall the battery.
11. Turn the computer over again. Connect the ac adapter and the cables to
the computer.
Upgrading the hard disk drive
30
ThinkPad
®
A21e Service and Troubleshooting Guide