Dell OptiPlex 7050 Small Form Factor Owner's Manual page 23

1. Follow the procedure in
2. Remove the:
a. cover
b. bezel
c. 2.5–inch drive assembly
d. optical drive
3. To remove the fan duct:
a. Pry the retention clips in opposite directions [1].
b. Lift and remove the fan duct from the computer [2].
4. To remove the heat sink assembly:
a. Disconnect the heat sink assembly cable from the system board [1].
b. Loosen the captive screws that secure the heat sink assembly [2] and lift it away from the computer [3].
Before working inside your computer.
Disassembly and reassembly 23