Replacing the fan. Dell 3451, 14 3451, 14-3451

Replacing the fan

WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in

Before working inside your computer . After working inside your

computer, follow the instructions in After working inside your computer . For more safety best practices, see the Regulatory

Compliance home page at dell.com/regulatory_compliance.

Procedure

1 Place the fan on the thermal-cooling assembly.

2 Turn the thermal-cooling assembly over.

3 Replace the screws that secure the fan to the thermal-cooling assembly.

Post-requisites

1 Follow the procedure from step 2 to step 4 in “

Replacing the thermalcooling assembly

”.

2 Follow the procedure from step 3 to step 8 in “

Replacing the system board

”.

3 Follow the procedure from step 4 to step 11 in “

Replacing the palm rest ”.

4 Replace the keyboard

.

5 Replace the wireless card

.

6 Replace the memory modules .

7

Follow the procedure from step 4 to step 6 in “ Replacing the hard drive

”.

8 Replace the base cover

.

9 Replace the battery

.

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