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Dell Optiplex SX280 Upper Fan Replacement

Introduction

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

What you need

  1. Dell Optiplex SX280 Upper Fan Replacement, Panel Cover: step 1, image 1 of 1

    • 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.

    Edit

  2. Dell Optiplex SX280 Upper Fan Replacement: step 2, image 1 of 2 Dell Optiplex SX280 Upper Fan Replacement: step 2, image 2 of 2

    • Lay the computer on its side; you will see a blue knob.

    • Turn this knob 90 deg clockwise.

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  3. Dell Optiplex SX280 Upper Fan Replacement: step 3, image 1 of 2 Dell Optiplex SX280 Upper Fan Replacement: step 3, image 2 of 2

    • Slide the panel case forward about 1/2 inch while knob is turned.

    • Lift panel case off computer.

    Edit

  5. Dell Optiplex SX280 Upper Fan Replacement, Upper Fan: step 4, image 1 of 2 Dell Optiplex SX280 Upper Fan Replacement, Upper Fan: step 4, image 2 of 2

    • Remove the large blue cover from the computer. There are no screws or tabs holding it in place.

    Edit

  6. Dell Optiplex SX280 Upper Fan Replacement: step 5, image 1 of 2 Dell Optiplex SX280 Upper Fan Replacement: step 5, image 2 of 2

    • Remove the power supply that connects the upper fan to the motherboard. The power supply has black, red, green and yellow wires.

    Edit

  7. Dell Optiplex SX280 Upper Fan Replacement: step 6, image 1 of 2 Dell Optiplex SX280 Upper Fan Replacement: step 6, image 2 of 2

    • Remove the rubber grommets from the base of the fan. A screwdriver or spudger may be useful.

    Edit

  8. Dell Optiplex SX280 Upper Fan Replacement: step 7, image 1 of 1

    • Pull the upper fan out of the computer.

    Edit
Conclusion

To reassemble your device, follow these instructions in reverse order.

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Tom

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

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