Compaq DESKPRO 2000 SERIES Maintenance & Service Manual page 149

4. Lay the front bezel face down onto a protected work surface. Grasp the tab on the right of the bezel
blank and push it to the left.
5. Rotate the bezel blank up and out of the front bezel.
Figure 5-31. Removing the Bezel Blank
To reinstall the bezel blank, reverse the above procedure.
5-36 Removal and Replacement Procedures