Dell W32C Owner's Manual page 130

Steps
1. Remove three two screws (M3x5) that secure the fan to the display-assembly base.
2. Disconnect the fan cable (FAN CPU) from the system board.
3. Lift the fan off the display-assembly base.
Installing the fan
Prerequisites
If you are replacing a component, remove the existing component before performing the installation process.
About this task
The following image(s) indicate the location of the fan and provides a visual representation of the installation procedure.
130 Removal and installation procedures for Energy Efficient processors