
OptiPlex 5090 Micro Form Factor Service Manual
Removing the heat sink
Prerequisites
- Follow the procedure in before working inside your computer.
- Remove the side cover.
- Remove the fan assembly.
About this task
The following images indicate the location of the heat sink and provide a visual representation of the removal procedure.

Steps
- Loosen the three captive screws that secure the heat sink to the system.
NOTE:Loosen the screw in the sequential order (1,2,3) as printed on the heat sink.
- Lift the heat-sink away from the system board.
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