For a visual walkthrough of unbricking a device using this specific tool version, watch this demonstration:
While this R4.0.0001 version is a solid, reliable choice, the tool suite has since evolved. Understanding the different versions of the tool can help you choose the right one. The "R4.0.0001" version falls under the "Research Tool" branch. spd upgrade tool r4.0.0001
Put your device into download mode using one of these common methods: For a visual walkthrough of unbricking a device