Lenovo 10B0 Maintenance Manual page 204

3. Remove the screw that secures the optical drive box on the VESA mount bracket and then slide the
optical drive box as shown to remove it from the VESA mount bracket.
Figure 150. Removing the optical drive box
4. Remove the screw that secures the optical drive in the optical drive box. Use a screwdriver to slide the
optical drive forward and then remove the optical drive from the optical drive box.
Figure 151. Removing the optical drive from the optical drive box
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ThinkCentre M73 Hardware Maintenance Manual