Epson Aculaser C9200N, Service Manual

Page: 72 / 441

EPSON AcuLaser C9200N Revision D
OPERATING PRINCIPLES Operating Principle of Main Unit Mechanism 72
Confidential
2.2.13 Registration Roller section
2.2.13.1 Composition
Figure 2-58. Composition
2.2.13.2 Drive
Figure 2-59. Drive overview
2.2.13.3 Operation
REGISTRATION ROLLER CONTROL
The followings are controlled.
†
The paper will create a loop between the Feed Roller and the Registration
Roller when the paper is being conveyed in order to correct the skew.
†
The Registration Roller Clutch (CL1) is controlled in order to synchronize
the timing the unit starts writing the image and conveying paper.
Figure 2-60. Registration Roller control
4039T2C118AA
4038T2C118AA
Registration Roller
OHP Sensor (PC4) Registration Roller
Clutch (CL1)
4038T2C031DA
Registration Roller
Registration Roller
Clutch (CL1)
4038T2C18 5 AA
Registration Roller
Feed Roller
Paper
4038T2C186AA
Loop
OHP Sensor (PC4)
Feed Roller
Registration Roller
Sensor (PC1)