Dell Inspiron M431R Owner's Manual - Page 53

Replacing the Thermal-Cooling Assembly, Procedure, Postrequisites

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Replacing the Thermal-Cooling Assembly WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 11. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Procedure 1 Clean the thermal grease from the bottom of the thermal-cooling assembly and reapply it. 2 Align the screw holes on the thermal-cooling assembly with the screw holes on the system board. 3 In sequential order (indicated on the heat-sink), tighten the captive screws that secure the thermal-cooling assembly to the system board Postrequisites 1 Follow the instructions from step 2 to step 9 in "Replacing the System Board" on page 49. 2 Replace the palm-rest. See "Replacing the Palm-Rest" on page 35. 3 Replace the keyboard. See "Replacing the Keyboard" on page 20. 4 Replace the base cover. See "Replacing the Base Cover" on page 22. 5 Follow the instructions from step 3 to step 4 in "Replacing the Optical Drive" on page 16. 6 Replace the battery. See "Replacing the Battery" on page 13. Replacing the Thermal-Cooling Assembly | 53

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Replacing the Thermal-Cooling Assembly
|
53
Replacing the Thermal-Cooling Assembly
WARNING:
Before working inside your computer, read the safety information
that shipped with your computer and follow the steps in "Before You Begin" on
page 9. After working inside your computer, follow the instructions in "After
Working Inside Your Computer" on page 11. For additional safety best practices
information, see the Regulatory Compliance Homepage at
dell.com/regulatory_compliance.
Procedure
1
Clean the thermal grease from the bottom of the thermal-cooling assembly and
reapply it.
2
Align the screw holes on the thermal-cooling assembly with the screw holes on the
system board.
3
In sequential order (indicated on the heat-sink), tighten the captive screws that
secure the thermal-cooling assembly to the system board
Postrequisites
1
Follow the instructions from step 2 to step 9 in "Replacing the System Board" on
page 49.
2
Replace the palm-rest. See "Replacing the Palm-Rest" on page 35.
3
Replace the keyboard. See "Replacing the Keyboard" on page 20.
4
Replace the base cover. See "Replacing the Base Cover" on page 22.
5
Follow the instructions from step 3 to step 4 in "Replacing the Optical Drive" on
page 16.
6
Replace the battery. See "Replacing the Battery" on page 13.