Sharp AR-FN8 Service Manual page 115

CHAPTER 3 SADDLE STITCHER UNIT BASIC OPERATION
2) The solenoid is turned OFF when the paper buts against the paper positioning plate. The feed
motor continues to rotate.
3) The solenoid is turned ON when the next sheet arrives and the feed plate comes into contact.
3-22
M1S
Figure 3-307
M1S
Figure 3-308
OFF
SL4S
ON
SL4S