Dell 5323 owner manual Replacing the Processor Heat-Sink

34 Replacing the Processor Heat-Sink

WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.

Procedure

NOTE: The original thermal grease can be reused, if the original system board and heat sink are reinstalled together. If either the system board or the heat sink is replaced, use the thermal pad provided in the kit to ensure that

thermal conductivity is achieved.

1Clean the thermal grease from the bottom of the processor heat-sink and reapply it.

2Align the screw holes on the processor heat-sink with the screw holes on the system board.

3In sequential order (indicated on the heat sink), tighten the captive screws that secure the processor heat-sinkto the system board.

Postrequisites

1Follow the instructions from step 4 to step 7 in "Replacing the System Board" on page 79.

2Replace the fan. See "Replacing the Fan" on page 65

3Follow the instructions from step 4 to step 6 in "Replacing the Hard Drive" on page 55.

4Replace the wireless Mini-Card(s). See "Replacing the Wireless Mini-Card(s)" on page 41.

5Replace the memory module(s). See "Replacing the Memory Module(s)" on page 37.

6Replace the battery. See "Replacing the Battery" on page 33.

7Replace the palm rest. See "Replacing the Palm Rest" on page 29.

8Replace the keyboard. See "Replacing the Keyboard" on page 25.

9Replace the base cover. See "Replacing the Base Cover" on page 19.

10Follow the instructions in "After Working Inside Your Computer" on page 11.

Replacing the Processor Heat-Sink 83