Name and Function of Each Part 10 No. Name Description 12 Main electric box Supplies power and houses the control PC. (Page 22) 13 Control PC Used to control Leonardo from the main unit. 14 Tower lamps These lamps indicate the status of the machine. • Red On: Fault status (Emergency stop or device error) • White Flashing: Machine currently operating • Green On: Printing standby status Flashing: Printing paused status • Blue On: Operator action required 15 Front cover These are movable covers. Open these covers to clean and perform maintenance on the belt, caps & wipers, scan spindle, and flushing plate.