Maintenance & Service Guide HP Compaq Pro 4300 All-in-One Business PC

10. Remove the three black Torx screws that secure the fan to the computer, and then disconnect
the fan cable from the system board connector labeled CHASSIS_FAN1.
Figure 6-44 Fan screws
11. Slide the fan toward the right to remove it from underneath the metal bracket, and then lift the
fan from the computer.
Figure 6-45 Removing the fan
To install the fan assembly, reverse the removal procedures.
64 Chapter 6 Removal and Replacement Procedures All-in One (AIO) Chassis