6Turn the computer upside down, and push down on the latch to release it. Allow the latch to extend completely.

Latch

Extended Latch

7Gently pull the core from the computer enclosure and place the core on a soft cloth.

Core

Enclosure

Power Mac G4 Cube Power Button Gasket - 3

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Apple 073-0584, G4 Cube warranty Latch Extended Latch