Installing The Processor Airflow Shroud; Processor; Removing The Processor - Dell Dimension U7021 Owner's Manual

Installing the Processor Airflow Shroud

1 Attach both fan power cables to the connectors on the system board.
2 Align the anchor tabs with the securing slots.
3 Gently press the shroud until the anchor tabs snap securely into place.
4 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.
5 Connect your computer and devices to electrical outlets, and turn them on.

Processor

Removing the Processor

NOTICE: Do not perform the following steps unless you are familiar with hardware removal
and replacement. Performing these steps incorrectly could damage your system board. For
technical service, see
CAUTION:
Before you begin any of the procedures in this section, follow the safety instructions
located in the Product Information Guide.
1 Follow the procedures in "Before You Begin" on page 67.
2 Disconnect the cooling fan power cable from the REAR FAN1 connector (see "System Board
Components" on page 75) on the system board.
3 Disconnect the power cable from the 12V PWR connector (see "System Board Components"
on page 75) on the system board.
4 Lift up the airflow shroud.
"Dell Technical Support Policy (U.S. Only)" on page 129.
Removing and Installing Parts
103