Removing The Fan Assembly - Dell Dimension 3000 Service Manual

a. Slide one end of the heat sink under the retention tab.
b. Lower the heat sink until it fits securely in the module.
NOTICE: Ensure the heat sink is correctly seated and secure.
8. Lower the airflow shroud over the heat sink.
9. Reconnect the cooling fan power cable to the fan connector on the system board.
10. Reconnect the power cable to the processor power connector on the system board.
11. Close the computer cover.
NOTICE: To connect a network cable, first plug the cable into the network wall jack and then plug it into the computer.
12. Connect your computer and devices to electrical outlets, and turn them on.
Fan Assembly

Removing the Fan Assembly

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide.
CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the cover.
1. Follow the procedures in Before You
2. Disconnect the AC power cable from the AC power connector on the back of the power supply.
3. Unplug the DC power cables from the drives and system board.
4. Lift up the airflow shroud.
Begin.