HP 4 B5T03UA, 4 B5T04UA manual System board

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 1.7GHz processor, but not WWAN	686087–001
capability (includes replacement thermal material)	686087–501
	686087–601
	689844–001
	689844–501
	689844–601
For use only with computer models equipped with an Intel 1. 8Hz processor but not WWAN	686086–001
capability (includes replacement thermal material)	686086–501
	686086–601

693657–001

693657–501

693657–601

Component replacement procedures 47