1. AC Electrical Box Assembly Main Rocker Switch Enclosure Fans E Stop Switch SSR and Relay Power from Wall Outlet Computer Logic Control Box Assembly Stepper Motor Drivers UC300 and I/O Board Enclosure Interlock Shop Vac/Vacuum Pump Router Auto Homing

2. I/O Board Wiring Diagram R Fans Limit Switch PCBAs SSR Interlock Switch LED Strip RC1 I/O Board RC2 RC1 = Digikey, M3CCA-2606J-ND RC2 = Digikey, M3CCA-1006J-ND X-Stepper Motor Driver PCBA Y-Stepper Motor Driver PCBA Z-Stepper Motor Driver PCBA X- Stepper Motor PC USB UC300 Auto Homing

4. Power Distribution Vacuum Receptacle Box Router Receptacle Box 120VAC Wall Outlet I/O Interface Board Main controller board Motor Driver Board X Motor Driver Board Y Motor Driver Board Z PC USB 5VDC Electronics Box PC Receptacle Box LVPS E-STOP Interlock Switch SSR Box 120VAC 24VDC COM NO NC Safety Relay 24VDC E-STOP_STATUS INTERLOCK_STATUS 12VDC 5VDC Vacuum Pump Auto Homing