Introduction
In this guide, you'll be able to safely and correctly remove/replace the Microprocessor Thermal-Cooling Assembly (also known as CPU heatsink) on your Dell XPS M140 laptop, if needed. This Step-by-step guide provides detailed imaging of disassembly, cautioning of notable components, and exact notations for accessing the Dell XPS M140 Microprocessor Thermal-Cooling Assembly.
Tools
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            Unscrew all of the screws on the underside of the computer that hold the cooling module cover in place and remove the cover. 
 
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                            Conclusion
                          
                          To reassemble your device, follow these instructions in reverse order.