Dell Optiplex SX280 Upper Fan Replacement

Tom and 5 other contributors

Last updated on August 28, 2019

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10 minutes

Rough estimate of how long this takes. (Use this to plan your day, not to feel judged.)

Moderate

Difficulty rating: Moderate. Follow instructions carefully to succeed.

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This guide has been found to be exceptionally cool by the iFixit staff.

Introduction

Go to step 1

Replace the Upper Fan in the computer tower to prevent overheating and computer damage.

What you need

Tools

• 
  Spudger

  $3.99 Fixite Carbon Fiber$2.99 Glass Fiber$149.99 Glass Fiber Bundle of 100

  4.9

  Add to cart

Step 1 Panel Cover

• Make sure the computer is turned off, by selecting the start menu and choosing “Shut Down”.
• Ensure all cables, speakers and other devices are unplugged and turned off before opening the computer case.
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Step 2



• Lay the computer on its side; you will see a blue knob.
• Turn this knob 90 deg clockwise.
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Step 3
• Slide the panel case forward about 1/2 inch while knob is turned.
• Lift panel case off computer.
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Step 4 Upper Fan
• Remove the large blue cover from the computer. There are no screws or tabs holding it in place.
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Step 5
• Remove the power supply that connects the upper fan to the motherboard. The power supply has black, red, green and yellow wires.
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Step 6
• Remove the rubber grommets from the base of the fan. A screwdriver or spudger may be useful.
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Step 7
• Pull the upper fan out of the computer.
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Author

with 5 other contributors

Tom

Member since: 10/04/10

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Team

Cal Poly, Team 22-4, Maness Fall 2010 Member of Cal Poly, Team 22-4, Maness Fall 2010

CPSU-MANESS-F10S22G4

4 Members

26 Guides authored

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