HP xw4000 Hardware Reference Manual page 18

Hardware Reference Guide
11. Remove the chrome logo plate from the subpanel and reposition
it (rotate it 180°) with the logo plate in the proper orientation for
the minitower configuration, then snap it back into the subpanel.
Changing from a Desktop to a Minitower Configuration
12. Replace the subpanel, front bezel, and the computer access panel.
13. Reconnect the external equipment.
Product Features
1–13