Ricoh Type 2075 Operating Instructions Manual page 136

The Functions and Settings of the Machine
Settings
Punch
Z-fold
7
Dithering
Image Smoothing
130
Selectable Items
Off
2 at left
3 at left
4 at left
2 at right
3 at right
4 at right
2 at top
3 at top
4 at top
2 at bottom
3 at bottom
4 at bottom
Off
Bottom Fold
Right Fold
Left Fold