Dell Precision T5600 (Mid 2012) - Manual (Page 18)

Removing Heat Sink Fan
1. Follow the procedures in Before Working Inside Your Computer.
2. Remove:
a) cover
b) heat sink
3. Slide out the grommets that secure the heat sink fan to the heat sink assembly.
4. Slide the heat sink fan from the heat sink assembly.
Installing the Heat-Sink Fan
1. Slide the heat-sink fan into heat sink assembly.
2. Plug in the grommets to secure the heat-sink fan to the heat sink assembly.
3. Install:
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