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Heat Sink Fans
Dell™Vostro™320ServiceManual
Removing the Heat-Sink Fans
NOTE: You may need to install Adobe®Flash®Player from Adobe.com to view the following illustrations.
1. Follow the procedures in Before Working Inside Your Computer.
2. Remove the front panel.
3. Remove the internal panel.
4. Remove the I/O cover.
5. Remove the hinged stand.
6. Remove the optical drive.
7. Remove the back cover.
8. Remove the back metal-shield.
9. Remove the system-board shield.
10. Remove the heat sink.
11. Disconnect the heat-sink fan cables from the system board, then remove the cables from the routing guides at the bottom of the computer and pull the
cables through the opening at the top of the computer chassis.
12. Remove the screws that secure the heat-sink fans to the computer.
13. Remove the heat-sink fan assembly from the computer.
Replacing the Heat-Sink Fans
To replace the heat-sink fans, perform the above steps in reverse order.
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WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best
practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.