Lenovo IDEACENTRE B3 Hardware Replacement Manual page 20

10. Separate the cover from the defective optical drive.
11. Install the new optical drive as follows:
(1) Align the new optical drive with the cover, and then push the cover back into
position.
(2) Screw the metal bracket back onto the new optical drive.
(3) Slide the new optical drive into the drive bay.
12. Screw the new optical drive back onto the chassis.
13. Slide the computer cover back into position.
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Hardware Replacement Guide
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