Dell Precision T7610 (Late 2013) - Manual (Page 27)

4. Remove the heat-sink fan from the heat sink assembly.
Installing the Heatsink Fan
1. Slide the heatsink fan into heatsink assembly.
2. Plug in the grommets to secure the heatsink fan to the heatsink assembly.
3. Install:
a. heatsink
b. cover
4. Follow the procedures in After Working Inside Your Computer .
Removing the System Fan
1. Follow the procedures in Before Working Inside Your Computer .
2. Remove:
a. left cover
b. optical drive
c. air tunnel (if available)
3. Remove the screws that secure the optical-drive cage.
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