Dell Optiplex SX280 Battery Replacement

Featured Guide

Featured Guide

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

Cell Battery located beneath the hard drive.

  • Author: Tom
  • Time estimate: 10 minutes
  • Difficulty: Moderate

Replace the Dead Battery on the Motherboard

Edit Step 1 Panel Cover  ¶ 

Image 1/1: Ensure all cables, speakers and other devices are unplugged and turned off before opening the computer case.

Edit 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.

Edit Step 2  ¶ 

Image 1/2: Turn this knob 90 deg clockwise.

Edit Step 2  ¶ 

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

  • Turn this knob 90 deg clockwise.

Edit Step 3  ¶ 

Image 1/2: Lift panel case off computer.

Edit Step 3  ¶ 

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

  • Lift panel case off computer.

Edit Step 4 Hard Drive  ¶ 

Image 1/2:

Edit Step 4 Hard Drive  ¶ 

  • Unplug the blue cable that connects the hard drive to the motherboard.

Edit Step 5  ¶ 

Image 1/2:

Edit Step 5  ¶ 

  • Unplug the power supply, distinguished by its red and yellow wires (yellow wire obscured from view).

Edit Step 6  ¶ 

Image 1/1:

Edit Step 6  ¶ 

  • Squeeze the release tabs on either side of the hard drive.

Edit Step 7  ¶ 

Image 1/2:

Edit Step 7  ¶ 

  • Slide the Hard Drive out while squeezing the tabs.

Edit Step 8 Battery  ¶ 

Image 1/1: Use a spudger to gently pry the battery from the motherboard.

Edit Step 8 Battery  ¶ 

  • Under the hard drive, there is a circular, silver battery connected to the motherboard.

  • Use a spudger to gently pry the battery from the motherboard.

Edit Step 9  ¶ 

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Edit Step 9  ¶ 

  • Lift the battery out of the motherboard.

Edit Step 10  ¶ 

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Edit Step 10  ¶ 

  • Upon replacement, simply push the battery into the motherboard.

Conclusion

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

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