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Remove the fan:
1. Disconnect the fan cable (1).
2. Remove the 2 Phillips PM screws (2) securing the fan to the unit, and then lift the fan upwards
(3).
3. Remove the piece of tape on the underside of the heat sink that secures the fan to the unit (4).
System board
NOTE: The system board spare part kit includes replacement thermal material.
Description Spare part number
For use only with computer models equipped with an Intel 1.8GHz processor, but not WWAN
capability (includes replacement thermal material)
693228–001
For use only with computer models equipped with an Intel 1. 8GHz processor but not WWAN
capability (includes replacement thermal material)
693228–501
For use only with computer models equipped with an Intel 1.8GHz processor, but not WWAN
capability (includes replacement thermal material)
693228–601
For use only with computer models equipped with an Intel 1.7GHz processor, but not WWAN
capability (includes replacement thermal material)
693229–001
For use only with computer models equipped with an Intel 1.7GHz processor, but not WWAN
capability (includes replacement thermal material)
693229–501
For use only with computer models equipped with an Intel 1.7GHz processor (includes replacement
thermal material)
693229–601
For use only with computer models equipped with an Intel 1.4GHz processor (includes replacement
thermal material)
693230–001
48 Chapter 4 Removal and replacement procedures