Ricoh D072 Service Manual page 182

Adjusting Copy Image Area
8. Measure the distance between the trailing edge of the image area and the trailing edge
of the paper [C].
9. Adjust the erased area on the trailing edge (Trailing Erase: SP6-006-003).
10. Compare the copy with the original.
11. Adjust the sub-scan magnification (SP6-006-005). The specification is ±1.0%.
D067/D068/D069/D072 4-68 SM