Installing The Heat Sink - Dell Vostro 3515 2V448 Service Manual

Steps
1. Loosen the four captive screws that secure the heat sink to the system board.
NOTE: Loosen the captive screws in the reverse sequential order mentioned on the heat sink [4 > 3 > 2 > 1].
2. Lift the heat sink from the system board.

Installing the heat sink

Prerequisites
If you are replacing a component, remove the existing component before performing the installation process.
About this task
NOTE: If either the system board or the heat sink is replaced, use the thermal grease provided in the kit to ensure that
thermal conductivity is achieved.
The following images indicate the location of the heat sink and provides a visual representation of the installation procedure.
Removing and installing components 41