Sharp AR-C160 - Manual (Page 143)

7-25
CHAPTER
7
OPTIONAL EQUIPMENT
Finisher (AR-FN4)
FINISHER (AR-FN4)
5 Insert the staple box into the stapler unit until it clicks in
place.
6 Push the finisher toward the copier and latch it in place.
CAUTION
Use caution while latching the finisher into place.
To prevent pinching your fingers, do not place your hand or fingers
on the release lever while moving the finisher toward the copier.