Ricoh Aficio 650 Operating Instructions Manual page 153

A
Touch the [Duplex/Combine] key.
B
Touch the [Book] key.
C
Touch the [Book→ → → → 1 Sided] key.
D
Touch the [OK] key.
E
Touch the [OK] key.
F
Make sure the [Auto Paper Select] is selected.
Note
If not, select the [Auto Paper Select].
G
Set your originals, then press the { { { { Start} } } } key.
Book
2
119