HP dx2300 - Microtower PC Hardware Reference Manual page 10

5. To remove the front bezel, pull outward on all three tabs on the left side of the bezel (1) then rotate
the bezel off the chassis (2), beginning with the left side then the right side.
Figure 2-2
NOTE:
the rectangular holes on the chassis then rotate the bezel into place so that the catches on
the three tabs on the left side of the bezel snap into place on the chassis.
4 Chapter 2 Hardware Upgrades
Removing the Front Bezel
To replace the front bezel, insert the three hooks on the right side of the bezel into
ENWW