AcuLaser M2000D/M2000DN/M2010D/M2010DN Revision B
OPERATING PRINCIPLES      Technical Explanation of Print Process 27
Confidential
2.2.8  Duplex/conveying section
The duplex/conveying section consists of conveying path which sends the paper sent 
from the eject section to the paper feed/conveying section when duplex printing.
Figure 2-20.   Duplex/conveying section
Figure 2-21.   Duplex/paper conveying section block diagram
DU cover B DU holder
Middle 
pulley B
DU 
roller
Feed 
pulley
Feed 
roller
Lower base 
cover
EXITN
DUDR1
DUDR2
YC807-3
YC817-1
YC817-3
Fuser unit
Exit sensor
Duplex solenoid
Main Board ASSY.