Ricoh Aficio MP C3500 - Manual (Page 129)

Copier Functions
105
2
Centre/Border Erase (same width)
This mode erases both the centre and edge margins of the original image.
A
Press [Edit / Colour].
B
Press [Erase].
C
Press [Erase Centre / Border].
D
Press [Erase Centre / Border].
E
Press [Same Width].
F
Press [Centre], and then set the erase centre width with [n] and [o].
G
Press [Border], and then set the erase border width with [n] and [o].
H
Press [OK] twice.
I
Place your originals, and then press the {Start} key.