Removing The Fan; Replacing The Fan - Dell Precision M4400 Service Manual

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Fan
Dell Precision™ Service Manual
Removing the Fan
Replacing the Fan
Removing the Fan
CAUTION: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best
practices information, see the Regulatory Compliance Homepage on www.dell.com at: www.dell.com/regulatory_compliance.
1. Follow the instructions in Before Working on Your
2. Close the display and turn the computer over.
3. Remove the bottom of the base assembly (see
4. Remove the three M2.5 x 5-mm screws that secure the fan to the internal framework of the computer.
5. Disconnect the fan connector from the system board.
6. Lift the fan up at an angle to remove it.
1 M2.5 x 5-mm screws (3) 2 fan
3 fan connector
Replacing the Fan
CAUTION: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best
practices information, see the Regulatory Compliance Homepage on www.dell.com at: www.dell.com/regulatory_compliance.
1. Insert the fan into the fan cavity and align the screw holes in the fan with the screw holes in the base assembly.
2. Install the three M2.5 x 5-mm screws to secure the fan.
3. Connect the fan connector to the system board connector.
4. Replace the bottom of the base assembly (see
5. Follow the procedure After Working on Your
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Computer.
Removing the Bottom of the Base
Replacing the Bottom of the Base
Computer.
Assembly).
Assembly).