Dell Precision 3660 Manuel De Maintenance page 47

Steps
1. Disconnect the processor fan cable from the connector on the system board.
2. Loosen the four captive screws that secure the processor fan and air-cooler heat-sink assembly to the system board.
3. Lift the processor fan and air-cooler heat-sink assembly off the system board.
Installing the processor fan and 65W air-cooler heat-sink assembly
Prerequisites
NOTE: If either the processor or the heat sink is replaced, use the thermal grease that is provided in the kit to ensure that thermal
conductivity is achieved.
About this task
The following images indicate the location of the processor fan and air-cooler heat-sink assembly and provide a visual representation of
the installation procedure.
Retrait et installation de composants 47