HP Pro 3330 Microtower Maintenance & Service Manual page 138

7. While squeezing the outer rivet, from the inside of the chassis, pull the associated inside rivet
toward the inside of the computer until the outside rivet is pulled into the chassis.
Figure 8-30
To install the speaker, reverse the removal procedures.
When installing the speaker, from the inside of the computer, feed the outer rubber rivets through the
holes in the front chassis wall, and the pull the rivets from the outside until the speaker is properly
seated with the narrow part of the rivets sitting in the holes in the chassis.
128 Chapter 8 Removal and Replacement Procedures – Small Form Factor (SFF) Chassis
Removing the speaker