Lenovo ThinkCentre Edge 91z User Manual page 42

3. Remove the two screws that secure the system stand, and then lift the system stand up and remove
it from the computer.
Figure 9. Removing the system stand
4. To reinstall the system stand, align the two screw holes with the corresponding holes in the chassis, and
then install the two screws to secure the system stand to the computer.
Figure 10. Reinstalling the system stand
5. Reinstall the system stand hinge cover. See "Removing and reinstalling the system stand hinge cover"
on page 27.
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ThinkCentre Edge User Guide