The iMac M5521 was released by Apple as part of the G3 line of iMacs. The M5521 model runs a 400MHz processor, 168 MBs of RAM and a 10 GB internal hard drive. While many of the G3 iMac's components are out of date, many Apple enthusiasts seek to upgrade hardware. Doing this requires dismantling your iMac computer's outer casing. Fortunately, this can be done without much technical knowledge.
- Skill level:
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Things you need
- Flathead screwdriver
- Phillips-head screwdriver
- Antistatic strap
Shut down the iMac and unplug the power cable. Place the computer so the screen is face down on a padded surface. Use a flathead screwdriver to remove the vented, plastic cover from the iMac's rear panel. Remove the two Phillips-head screws on the computer's bottom panel.
Wear an antistatic strap to avoid electrical damage to the motherboard. Loosen the two screws on the serial video port on the back side of the computer's case. Carefully lift the back housing off the iMac to reveal the metal EMI shield covering the computer's internal components.
Place the iMac upside down so the bottom panel is facing upward. Use a flathead screwdriver to disengage the bottom panel from the rest of the computer. Remove the bottom panel from the computer.
Place the iMac with the screen facing downward on a padded surface. Remove the six Phillips-head screws from the metal EMI shield. Lift the shield off of the computer to reveal the motherboard and all attached components.
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