Lenovo x3300 M4 7382 Installation And Service Manual page 281

Step 2. Turn off the server (see "Turning off the server" on page 24) and all attached peripheral devices.
Disconnect all power cords; then, disconnect all external cables as necessary to replace the
device.
Step 3. Carefully turn the server on its side so that it is lying flat, with the cover facing up.
Attention: Do not allow the server to fall over.
Step 4. Unlock and remove the left-side cover (see "Removing the left-side cover" on page 193).
Step 5. Remove the fan assembly if necessary (see "Removing the fan assembly" on page 267).
Step 6. Remove the air baffle if necessary (see "Removing the air baffle" on page 195).
Step 7. Remove the existing fan assembly (see "Removing the fan assembly" on page 267).
Step 8. Touch the static-protective package that contains the fan assembly; then, remove the fan assembly
from the package.
Step 9. Slide the fan assembly down directly into the server (see step 1 in the following illustration).
Step 10. Align the release latches of the fan and make sure the fan assembly is firmly seated on the right
position (see step 2 and 3 in the following illustration).
Step 11. Connect the fan power cable on the system board. (see "Internal Cable Routing and Connectors"
on page 172).
Step 12. If you are instructed to return the drive backplane, follow all packaging instructions, and use any
packaging materials for shipping that are supplied to you.
.
Chapter 6 Removing and replacing components
269