2. In sequential order (as indicated on the heat-sink), tighten the seven captive screws that secure the heat sink to the system board.
NOTE: The number of screws may vary depending on the configuration ordered.
Post-requisites
Replace the base cover.
Fan
Removing the fan
NOTE:
Before working inside your computer, read the safety information that shipped with your computer and follow
the steps in Before working inside your computer. After working inside your computer, follow the instructions in After
working inside your computer. For more safety best practices, see the Regulatory Compliance home page at
www.dell.com/regulatory_compliance.
Prerequisites
Remove the base cover.
Procedure
1. Peel off the tape that secures the fan cable to the palm-rest and keyboard assembly.
2. Disconnect the fan cable from the system board.
3. Peel off the tape that secures the I/O-board cable to the fan.
4. Remove the two screws (M2x3) that secure the fan to the palm-rest and keyboard assembly.
5. Lift the fan off the palm-rest and keyboard assembly.
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Removing and installing components