"-- 3 of 12 -- 1. SD Slot and USB Port 2. Control Box 3. Print Surface 4. Control Knob 5. Display Screen 6. Nozzle Assembly 7. Spool Holder 8. Extruder (E) Stepper 9. Power 10. Y Limit Switch 11. Y Stepper 12. Coupling 13. Z Stepper 14. Z Limit Switch 15. X Limit Switch 16. X Stepper 6 5 2 1 4 3 16 15 7 8 14 9 13 10 11 12 1. Introduction 1 -- 4 of 12 -- 2. Screen Information 2 Information Displayed Set Temperature of the Nozzle Current Temperature of the Nozzle Set Temperature of the Hot Bed CurrentTemperature of the Hot Bed Part Cooling Fan Speed Current Location of the nozzle Print Time Print Progress Prompt Message Print Speed Model Push：OK/Enter Sub Menu Turn：Change Option/Value -- 5 of 12 --"