Tools Needed:
Phillips Screwdriver
If a replacement fuse is needed you will need a T8A250V fuse.
2. Locate and unthread the inline fuse housing (it is just behind the power switch).
3. Remove and inspect the fuse. Replace if necessary.
Rancilio Silvia Pro/Pro X Fuse Replacement
If your Silvia Pro or Pro X is not powering on the culprit may be a blown fuse. This article shows how to access and replace the fuse.