Things You'll Need:
- Apple iMac computer
- Phillips head screwdriver
- Compatible RAM modules
- ESD wrist strap for electro static discharge protection
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Step 1
Turn off your iMac and let it cool down for about 10 minutes.
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Step 2
Unplug all the cables, including the power cable on the back of the machine.
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Step 3
Lay a towel on your table or other work surface so that you won't scratch the screen of your iMac.
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Step 4
Gently lay the iMac face down on the towel and locate the three captive screws on the base of the computer.
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Step 5
Unscrew the three screws with a Phillips #1 screwdriver. These screws will unscrew far enough to release the back cover from the chassis but will not come completely out of the back plate.
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Step 6
Lift up on the stand to remove the back cover.
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Step 7
The RAM modules are located on the right side of the case.
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Step 8
Remove the RAM modules you will be replacing by pressing outward on the plastic retainer clips until the module is released.
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Step 9
Lift the module out of the slot. Set aside to return to Apple in the packaging provided.
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Step 10
Line up the new RAM with the slot, matching the notched edge with the tab in the bottom of the slot.
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Step 11
Slide the module into the slot, pressing it gently the retainer tabs click into place.
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Step 12
Replace the back plate and tighten the three screws.
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Step 13
Replace the power cords, and power up the computer to check that the memory is installed correctly.












