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Microprocessor
Dell™ Dimension™ 8300 Series Service Manual
Removing the Microprocessor
Installing the Microprocessor
Removing the Microprocessor
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in your Owner's Manual.
1.Shut down the computer through the Start menu.
2.Ensure that your computer and attached devices are turned off. If your computer and attached devices did not automatically turn off when you shut down your computer, turn them off now.
NOTICE: To disconnect a network cable, first unplug the cable from your computer and then unplug it from the network wall jack.
3.Disconnect any telephone or telecommunication lines from the computer.
4.Disconnect your computer and all attached devices from their electrical outlets, and then press the power button to ground the system board.
CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before you open the cover.
5.Open the computer cover.
NOTICE: Before touching anything inside your computer, ground yourself by touching an unpainted metal surface, such as the metal at the back of the computer. While you work, periodically touch an unpainted metal surface to dissipate any static electricity that could harm internal components.
6.Disconnect the cooling fan power cable from the FAN2 connector on the system board.
7.Disconnect the power cable from the PWR connector on the system board.
8.Lift up the airflow shroud.
CAUTION: The heat sink can get very hot during normal operation. Be sure that the heat sink has had sufficient time to cool before you touch it.
9.Remove the heat sink:
a. Release the retention module clip by pressing in on the tab and lifting the retention module clip up.