Before you start, read Generic Safety and Compliance Notices, and print the following instructions.
Although there are no moving parts in the computer after the power cord has been disconnected, the following warnings are required for your safety.
Keep fingers and other parts of your body away from hazardous, moving parts. If you suffer an injury, seek medical care immediately. Never remove the cover on a power supply or any part that has the following label attached.
Hazardous voltage, current, and energy levels are present inside any component that has this label attached. There are no serviceable parts inside these components. If you suspect a problem with one of these parts, contact a service technician.
Remove the power cord. See Power cord.
Remove the computer cover. See Computer cover.
Remove the 3.5-inch storage drive. See 3.5-inch storage drive.
Disconnect the power supply assembly cables from the system board.
Type 1
Type 2