Hi , I am Tech Michael an expert in this field and I will be assisting you today. I am a Master Technician that's dedicated to giving you the best Answer possible.
Here is a link please let me know if this helps or if the units carriage doesn't move into position. You must do this with the unit plugged in and turned ON;-)
Please visit: https://files.support.epson.com/docid/cpd4/cpd40860.pdf
In any case, I will stick with you until this is complete.
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