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HP Compaq nw9440 Mobile Workstation - Removing and Replacing the Cooling Fan

Introduction
This document is provided to assist in removing and replacing the Fan for the HP Compaq nw9440 Mobile Workstation.
Tools required
T8-6mm screw driver
Parts required
  note:
Part numbers are subject to change.
The replacement part number will vary depending on the Fan that is being replaced. If a part is listed as "Yes" under "Requires Return" then the defective part needs to be returned to HP. Click here for more information on returning parts to HP.
Description
Part Number
Requires Return
Cooling fan assembly
409932-001 (Modified)
No
  note:
For customers in countries/regions with RoHS legislation* (e.g. EU, China, etc.) restricting the use of hazardous substances in electrical equipment. The use of the Original Spare part is regulated by RoHS legislation. If your unit contains a part that is labelled with the Modified Spare number, the Modified Spare must be ordered as the replacement part. If your unit contains a part that is labelled with the Original Spare number, please order the Original Spare as the replacement part. In this case either the Original Spare or the Modified Spare may be shipped which will not affect performance or functionality of the unit.
Summary of instructions
To view a video demonstrating the procedure for removing the Fan, click on the link below. Or use the product video listing on the HP Services Media Library, then select Fan from the menu on the upper left hand side of the screen.
Right-click on the video link above to open in a new window/tab.
Cooling Fan removal
  1. Review the safety considerations before performing the steps listed below by clicking on the following link:
      caution:
    Failure to comply with the precautions could result in damage to your product or loss of data.
  2. Disconnect the fan cable from the system board.
  3. Remove the two T8-6mm screws that secure the fan to the base enclosure.
  4. Lift the outside edge of the fan and carefully slide it out from under the graphic MXM module heat sink tube.
  5. Remove the fan.
Cooling Fan replacement
  1. Carefully slide the fan under the graphic MXM module heat sink tube and place it into the base enclosure.
  2. Replace the two T8-6mm screws that secure the fan to the base enclosure.
  3. Reconnect the fan cable to the system board.

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