Dell OptiPlex 790 (Early 2011) User Manual
Page 26
Advertising
7. Raise the heat sink/fan assembly.
8. Loosen the captive screws to secure the heat sink/fan assembly to the
system board.
9. Lift the heat sink/fan assembly upward, and remove it from the computer.
Lay the assembly with the fan facing downward, and with the thermal
grease facing upward.
26
Advertising