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2001 CANON INC. 2000 2000 2000 2000 CANON iR2200/iR2800/iR3300 REV.0 MAR. 2001
CHAPTER 5 PICK-UP/FEEDING SYSTEM
5-33 P
7.3 Detecting the Horizontal Registration Position
7.3.1 Outline
• In duplex printing, paper coming from the duplex feeding assembly is checked for hori-
zontal registration, and the detected displacement in rear/front direction is made up for
by adjusting the point of laser exposure.
Paper position: by duplex horizontal registration sensor (PS11)
Timing of detection: after duplex paper sensor (PS10) goes ON
Drive: by duplex horizontal registration motor (M3)
Position: by pulse from duplex horizontal registration motor
(1 pulse = about 0.16 mm)
Related service mode: COPIER>ADJUST>FEED-ADJ>ADJ-REFE
Related error code: E051 (home position not detected within specific time)
T05-703-01
F05-703-01
M3
PS11
Copy paper
10mm(approx.)
Detecting start position
Home position