!PB4 needs to be set at startup or the bed heats and could cause fire if your pi does not boot. <img width="553" height="156" alt="Image" src="https://github.com/user-attachments/assets/865ed73a-152c-4d3e-b8cc-69385690fa06" />
!PB4 needs to be set at startup or the bed heats and could cause fire if your pi does not boot.