Make sure the color drum indicator on the panel display is lit.
Set your original.
Make sure the [Master Making] mode select key is lit.
If it is not lit, press the [Master Making] mode select key.
Enter the number of prints you want using the number keys.
Press the [Start] key.
Printing starts automatically after the trial print.
If you want to check the image before printing, press the [Auto Cycle] key before pressing the [Start] key, in order to disable Auto Cycle mode. See When Auto Cycle Mode Is Off.