Lenovo ThinkPad E555 User Manual page 141

7. Insert the new optical drive into the optical-drive bay, and then press it firmly into the connector.
8. Reinstall the screw to secure the optical drive.
9. Reinstall the computer cover
10. Reinstall the battery. See "Replacing the battery" on page 113.
11. Turn the computer over again. Connect the ac power adapter and all cables.
1
. Then tighten the screws
2
.
.
Chapter 10
125
Replacing devices