Even if you place originals in the ADF or on the exposure glass correctly, margins of a few millimeters on all four sides of the original might not be copied.
Missing Image Area
Leading edge: 4.2 ± 1.5 mm (0.17 ± 0.06 inches)
Trailing edge: 0.5–6.0 mm (0.02–0.24 inches) *1
Left edge: 0.5–4.0 mm (0.02–0.16 inches)
Right edge: 0.5–4.0 mm (0.02–0.16 inches)
*1 When you are using paper that has a horizontal width of 457.2–1,260 mm (18.00–49.60 inches), the trailing edge is 0.5–10 mm (0.02–0.40 inches).