Replacing The System Fan - Lenovo ThinkStation P310 Hardware Maintenance Manual

8. Remove the two screws that secure the front audio and USB assembly and remove the failing front
audio and USB assembly from the bracket.
9. Install a new front audio and USB assembly into the bracket and install two screws to secure the
front audio and USB assembly to the bracket.
10. Install the front audio and USB assembly bracket into the chassis and align the screw hole in the
bracket with the corresponding hole in the chassis.
11. Install the screw to secure the bracket to the chassis.
12. Reconnect the front audio and USB assembly cables to the front audio connector and the front USB
connector on the system board. See "Parts on the system board" on page 34.
13. Reinstall the front bezel. See "Removing and reinstalling the front bezel" on page 90.
What to do next:
• To work with another piece of hardware, go to the appropriate section.
• To complete the installation or replacement, go to "Completing the parts replacement" on page 166.

Replacing the system fan

Attention: Do not open your computer or attempt any repair before reading and understanding the Chapter
1 "Read this first: Important safety information" on page 1.
To replace the system fan, do the following:
1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect
all power cords from electrical outlets and disconnect all cables that are connected to the computer.
2. Remove the computer cover. See "Removing the computer cover" on page 90.
3. Remove the front bezel. See "Removing and reinstalling the front bezel" on page 90.
4. Press the release tab
Figure 85. Pivoting the drive bay assembly upward
5. Disconnect the system fan cable from the power fan connector on the system board. See "Parts on the
system board" on page 34.
134
ThinkStation P310 Hardware Maintenance Manual
1 as shown and pivot the drive bay assembly upward.