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Dell Optiplex SX280 Lower Fan Replacement

What you need

  1. Dell Optiplex SX280 Lower 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.

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

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

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  5. Dell Optiplex SX280 Lower Fan Replacement: step 5, image 1 of 1
    • Remove the power supply by pressing the release tab. It is distinguished by the black, red, green, and yellow wires.

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  6. Dell Optiplex SX280 Lower Fan Replacement: step 6, image 1 of 2 Dell Optiplex SX280 Lower Fan Replacement: step 6, image 2 of 2
    • Remove the rubber grommets from the base of the fan. The iFixit Opening tool may be useful in this step.

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  7. Dell Optiplex SX280 Lower Fan Replacement: step 7, image 1 of 2 Dell Optiplex SX280 Lower Fan Replacement: step 7, image 2 of 2
    • Press on the blue release tab and remove the fan.

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Conclusion

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

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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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