HP Compaq nc4010 - Notebook PC Maintenance And Service Manual page 108

4. Disconnect the fan cable 1 from the system board.
5. Remove the three PM2.0×3.0 screws 2 that secure the fan
to the heat sink.
6. Remove the fan, making sure the fan cable clears the screw
next to the cable clip 3.
Removing the Fan
Reverse the above procedure to install the fan.
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CAUTION: When installing the fan in the heat sink, make sure the fan
cable is not crimped by the screw next to the cable clip. If the cable is
crimped and damaged, the fan will not cool the notebook internal
components, which could result in damage.
Maintenance and Service Guide
Removal and Replacement Procedures
5–29