- Notes, cautions, and warnings
- Working inside your computer
- Removing and installing components
- Drivers and downloads
- System setup
- Troubleshooting
- Getting help and contacting Dell
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Inspiron 5490 Service Manual
Installing the heat sink (discrete graphics)
Prerequisites
NOTE If either the system board or the heat sink is replaced, use the thermal pad/paste provided in the kit to ensure that thermal conductivity is achieved.
About this task
The following image indicates the location of the heat sink (on systems with the discrete graphics option) and provides a visual representation of the installation procedure.
Steps
- Align the screw holes on the heat sink with the screw holes on the system board.
- In sequential order (indicated on the heat sink), tighten the seven captive screws that secure the heat sink to the system board.
Next steps
- Install the battery.
- Install the base cover.
- Follow the procedure in After working inside your computer.
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