(1) Power switch: turn on/off the power of the whole machine. (2) Display window: three-digit display, used to display the printing parameters and program execution process.
(3) Reset button: With reset function, during program execution, press this button to return to the initial state.
(4) Start button: touch this button to start all the printing process.
(5) Vacuum key: Used in combination with the number key to preset, query, and modify the vacuum delay time.
(6) Exposure key: used in combination with the number key to preset, query, and modify the exposure time.
(7) Number setting key: "+, -" key in number when preset or modify printing parameters.
(8) Clear key: It has the function of clearing the display. Note: When the number setting function key is pressed to be valid, a buzzer will sound. But it is invalid during program execution.
(9) Vacuum indicator light: In the initial state, the indicator light is on, and after a delay of two seconds, it returns to
the "Exposure" button. The indicator light is on when the vacuum delay program is executed.
(10) Exposure indicator: In the initial state, the indicator light will be on until the "vacuum" button is pressed, the exposure button is valid and the indicator light is on when the exposure program is executed.