Compaq 247320-003 - Deskpro 4000 - 5166 Model 2500/CDS Reference Manual page 126

5. Press the two release latches
the top and center of the bezel).
6. Partially swing the bezel away from the front of the
computer chassis, like a hinged door, and remove the bezel.
To replace the front bezel, complete the following steps:
1. Line up the three slots on the right side of the bezel with
the sheet metal tabs on the front of the chassis.
2. Swing the bezel into place, like a hinged door, and press in
to secure the latches on the left side.
on the side of the bezel (at