Lenovo B480 User Manual page 65

5. Remove the screw
6. Insert a screwdriver into the screw hole, and then push the optical drive
7. Insert a new optical drive, and then reinstall the screw to secure the drive.
8. Reinstall the computer cover, and then reinstall the screws to secure the cover.
9. Reinstall the battery. See "Replacing the battery" on page 31.
10. Turn the computer over again. Connect the ac power adapter and all cables.
Lenovo B580
To replace the optical drive, do the following:
1. Turn off the computer; then disconnect the ac power adapter and all cables from the computer. Wait
three to five minutes to let the computer cool.
2. Close the computer display, and turn the computer over.
3. Remove the battery. See "Replacing the battery" on page 31.
4. Remove the screws
3 that secures the optical drive.
1 , and then remove the cover
5 .
2 .
Chapter 7
49
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Replacing devices