Dell Optiplex Sx280 Lower Fan Replacement Repair Guide

Difficulty

Moderate

Steps

7

Time Required

                          10 minutes            

Sections

2

• Panel Cover
• 3 steps
• Lower Fan
• 4 steps

Flags

1

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Introduction

What you need

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.

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.

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

Turn this knob 90 deg clockwise.

Step 3

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

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

Lift panel case off computer.

Step 4

              Lower Fan               

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

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

Step 5

• Remove the power supply that connects the lower fan to the motherboard, distinguished by it’s black, red, green and yellow wires.
• Make sure to press on the release tab while removing the power supply.

Remove the power supply that connects the lower fan to the motherboard, distinguished by it’s black, red, green and yellow wires.

Make sure to press on the release tab while removing the power supply.

Step 6

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

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

Step 7

• Press on the blue release tab and remove the fan.

Press on the blue release tab and remove the fan.

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

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                       Cal Poly, Team 22-4, Maness Fall 2010                        

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