Ricoh SP 8400DN Field Service Manual page 1416

7.Detailed Descriptions
Paper feed drive
The 1st/2nd pick-up rollers and 1st/2nd paper feed rollers are driven by the paper feed motor. The 1st/2nd
separating rollers are driven by the vertical transport motor.
A bypass transport roller is driven by a duplex/bypass motor, and the registration roller is driven by the
registration motor.
No.
1 Paper feed motor
2 Vertical transport motor
3 Pick-up roller (1st tray)
4 Paper feed roller (1st tray)
5 Vertical transport roller (1st tray)
Registration roller corrects skews of paper to match a leading edge of an image on the drum with paper selections.
The registration roller (Driven) employs a plastic roller to correct skews. The registration roller (Drive) employs a
rubber roller to enhance its transport capability. Registration buckle for each tray or paper type can be adjustable
with SP1-003.
678
Description No.
6 Bypass transport roller
7 Vertical transport roller (2nd tray)
8 Paper feed roller (2nd tray)
9 Pick-up roller (2nd tray)
Description