Dell Latitude Z (Late 2009) - Manual (Page 30)

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Heat Sink Assembly
Dell™ Latitude™ Z600 Service Manual
Removing the Heat Sink Assembly
1. Follow the procedures in Before Working Inside Your Computer .
2. Remove the battery from the computer.
3. Remove the hinge covers from the computer.
4. Remove the access panel from the computer.
5. Remove the system board from the computer and place the system board on a clean, flat work surface.
6. Carefully remove the tape that covers the heat sink fan cables and their connectors on the system board.
7. Disconnect the heat sink fan cables from their connectors on the system board.
8. Flip the system board upside-down.
9. Remove the screws that secure the heat sink assembly to the system board.
10. Remove the heat sink assembly from the system board.
Replacing the Heat Sink
To replace the heat sink, perform the above steps in reverse order.
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WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best
practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.