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Dell Optiplex SX280 Heat Sink Replacement

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Replace the Heat Sink on the Motherboard to maintain optimal performance

  1. Dell Optiplex SX280 Heat Sink Replacement, Panel Cover: crwdns2935265:01crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • 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 Heat Sink Replacement: crwdns2935265:02crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Dell Optiplex SX280 Heat Sink Replacement: crwdns2935265:02crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

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

    • Turn this knob 90 deg clockwise.

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  4. Dell Optiplex SX280 Heat Sink Replacement: crwdns2935265:03crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Dell Optiplex SX280 Heat Sink Replacement: crwdns2935265:03crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

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

    • Lift panel case off computer.

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  5. Dell Optiplex SX280 Heat Sink Replacement, Heat Sink: crwdns2935265:04crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Dell Optiplex SX280 Heat Sink Replacement, Heat Sink: crwdns2935265:04crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Remove the large blue cover from the computer, there are no screws or tabs keeping it in place.

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  6. Dell Optiplex SX280 Heat Sink Replacement: crwdns2935265:05crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Dell Optiplex SX280 Heat Sink Replacement: crwdns2935265:05crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Press down on the release tab above the heat sink.

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  7. Dell Optiplex SX280 Heat Sink Replacement: crwdns2935265:06crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Dell Optiplex SX280 Heat Sink Replacement: crwdns2935265:06crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Pull the heat sink out of the computer while pressing on the release tab.

    • When reassembling make sure to clean the processor and heat sink of all old thermal paste and apply new paste to the processor

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

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Tom

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CPSU-MANESS-F10S22G4

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