Erasing Shadow and Border When Copying a Book-type Original
You can erase the shadow in the center and on the four sides of the original when copying a thick book or original with punch holes.

Press [Copy] on the Home screen.

Press [Erase Center/Border] on the Copy screen.

If the key is not found, select it from [Edit / Stamp].
Select the part to erase, and then proceed to the next screen.

Enter the width of the shadow to erase, and then press [OK].
Place the original.
Press [Start].
You can change the value displayed in Step 4 to the frequently used value in [Erase Border] and [Erase Center Width].