PAPER FEED Q3228A 1.2.2 Double sided original mode A. Original feeding operation Refer to "A. Original feeding operation" of "1.2.1 Single sided original mode" as the original feeding opera- tion is the same. B. Original surface scanning and conveyance operation Refer to "B. Original scanning and conveyance operation" of "1.2.1 Single sided original mode" as the sur- face scanning and conveyance operation are the same. II UNIT EXPLANATION C. Original reverse/conveyance operation The reverse system is driven by the reverse/paper exit motor (M303). The conveyance path is switched by the paper exit solenoid (SD301) and reverse solenoid (SD302). At this time, SD301 turns OFF and SD302 turns ON.
Original from conveyance section is wounded around the reverse roller, guided by the reverse guide which is ON, and returned to the conveyance section getting under the conveyance roller. After the reverse sensor (PS305) turns ON, both the conveyance motor (M302) and M303 stop after the specified time. ance section to be scanned. At the same time, M302 starts reversing, turns M303 ON, and returns the reversed original to the convey- M303 stops at the specified time after PS305 turns OFF. [5] [7] [2] [1] [6] [3] [4] [5] [1] Paper exit guide (at OFF) [5] Conveyance direction [2] Reverse guide (at ON) [6] Reverse sensor (PS305) [3] Reverse roller [7] Conveyance roller [4] Paper 2-10