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Microprocessor Thermal-Cooling Assembly

Dell™ Inspiron™ 1100, 5100, and 5150 Service Manual

Removing the Microprocessor Thermal-Cooling Assembly

CAUTION: Before performing the following procedures, read the safety instructions in your Owner's Manual.

CAUTION: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your computer's electronic components. You can do so by touching an unpainted metal surface.

1. Follow the instructions in "Preparing to Work Inside the Computer."
   
   
2. Remove the keyboard.
   
   
3. Remove the EMI shield.
   
   
4. For the Inspiron 5150, remove the display panel and then remove the palm rest.
   
   
5. Disconnect the fan power cable from the system board.
   
   
6. Loosen in consecutive order the four captive screws, labeled "1" through "4," that secure the microprocessor thermal-cooling assembly to the system board.
   
   

1	captive screws (4)
2	fan power-cable connector

7. Pull up the microprocessor thermal-cooling assembly by the pull-tab to lift the assembly out of the system board.
   
   

Installing the Microprocessor Thermal-Cooling Assembly

NOTICE: Before you install the replacement microprocessor thermal-cooling assembly, remove the mylar that covers the thermal grease on the assembly.

1. If you are installing a replacement microprocessor thermal-cooling assembly, remove the mylar that covers the thermal grease on the assembly. If you are installing the assembly that you removed in the previous section:
   
   
   1. Wipe the thermal grease off of the microprocessor thermal-cooling assembly with a clean paper towel.
      
      
   2. Squeeze all of the contents of the thermal grease packet (provided with the kit) on to the microprocessor thermal-cooling assembly.
      
      
2. Place the back of the microprocessor thermal-cooling assembly under the palm rest, and lower the assembly onto the system board.
   
   
3. Connect the fan power cable to the system board.
   
   
4. Tighten the four captive screws, labeled "1" through "4," in consecutive order.
   
   
5. For the Inspiron 5150, replace the palm rest and then replace the display panel.
   
   
6. Replace the EMI shield.
   
   
7. Replace the keyboard.
   
   

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