
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 71.
3. Locate the rear fan assembly. See “Locating components” on page 68.
4. Disconnect the rear fan assembly cable from the system fan connector on the system board. See
“Locating parts on the system board” on page 69.
5. The rear fan assembly is attached to the chassis by four rubber mounts. Carefully remove the four
rubber mounts from the rear of the chassis by breaking them or cutting them with scissors.
Figure 32. Removing the rear fan assembly
6. Remove the rear fan assembly out of the chassis.
7. Install the new rear fan assembly by aligning the rubber mounts of the rear fan assembly with the holes
on the chassis and push the rubber mounts through the holes.
8. Pull on the tips of the rubber mounts until the rear fan assembly is in place.
Chapter 8
.
Replacing FRUs (Machine Types: 0806, 0810, 0821, 0823, 0827, 0829,0832, 0835,
0842, 0844, 0846, 0848, 0851, and 4089.)
93
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