Hey!
You need to power the heart by getting the live wire close to it, and then bridge the gap with the screwdriver.
Then you need to grab the speaker and place it near the heart and the box that has the demon inside.
When he pops out his head, hit him with the hammer. Then, place it near the button behind the glass, until he randomly walks into it. Afterwards, place him into the CPU.
Finally, after feeding all the screws to the centipede, grab his tail and place it into the fan of the GPU.
