Dell SC440 owner manual Screws Installing System Components

•SATA hard-drive data cable(s) from the SATA connector(s)

•Intrusion switch cable from the INTRUDER connector

4Remove all expansion cards and any attached cables. See "Removing an Expansion Card" on page 56.

5Remove all memory modules. See "Memory" on page 58.

NOTE: Record the memory-module socket locations to ensure proper reinstallation of the memory modules.

CAUTION: The processor and heat sink can become extremely hot. Allow sufficient time for the processor and heat sink to cool before handling.

NOTICE: To prevent damaging the processor, do not pry the heat sink off of the processor.

6Remove the processor. See "Removing the Processor" on page 62.

7Using a #2 Phillips screwdriver, remove the eight system board mounting screws that secure the system board to the chassis. See Figure 3-23.

8Using a #2 Phillips screwdriver, remove the two processor heat sink pivot mount screws and remove the pivot mount from the system board. See Figure 3-23. The heat sink pivot mount screws are green and are longer than the system board mounting screws.

Figure 3-23. System Board Mounting Points

1

2

3

1 heat sink pivot mount	2	system board mounting	3	system board
screws (2)		screws (8)

Installing System Components

77