A:AnswerHi GordonVB, The flip up door at the back of the ET-3830 allows the scanner unit to be hinged upward. It is necessary to open the entire scanner unit to access the top of the ink tanks for refills. Regards, Mark - The Epson Team.
A:AnswerIt's on a placard that is installed on the bottom of the printer, showing just below the barcode. Also includes the model number on the placard.