Epson EcoTank Pro ET-5150 Wireless All-in-One Supertank Printer - Manual (Page 367)

367
Single sheets
1 Top/bottom/left/right margins: 0.12 inch (3 mm) minimum
2 Reduced print quality area/top: 1.81 inches (46 mm) minimum
3 Reduced print quality area/bottom: 1.73 inches (44 mm) minimum
Envelopes
1 Right/left margins: 0.12 inch (3 mm) minimum
2 Top/bottom margins: 0.12 inch (3 mm) minimum