Canon iR3245, Service Manual

Page: 257 / 746

Chapter 8
8-25
8.6 Registration Unit
8.6.1 Overview
0018-9759
iR3225 / iR3225N / iR3235 / iR3235N / iR3245 / iR3245N
The registration roller is driven by the main motor (M2/M22).
In between the registration roller and the main motor is the registration clutch (CL2/CL12), servicing to turn on and off the registration roller so that the paper will
be matched in relation to the image on the drum at correct registration.
F-8-28
[1] registration roller
CL2: registration clutch(iR3245/3235/3230)
CL12: registration clutch (iR3225)
M2: Main motor (iR3245/3235/3230)
M22: Main motor (iR3225)
DC-CON: DC controller
8.6.2 Checking Horizontal Registration
0018-9760
iR3225 / iR3225N / iR3235 / iR3235N / iR3245 / iR3245N
The machine does not have a mechanism to check horizontal registration.
The point of horizontal registration for the 2nd side (the point to start image writing) can be adjusted in the service mode.
Service Mode:
COPIER> ADJUST> FEED-ADJ> ADJ-REFE
Adjustment of the point of horizontal registration for the 2nd side of small paper printed in double-sidedprinting mode
COPIER> ADJUST> FEED-ADJ> ADJ-RE-L
Adjustment of the point of horizontal registration for the 2nd side of large paper printed in double-sided printing mode
M
DC-CON
Main motor dr
iv
e signal
J313 J314
Registr
ation clutch dr
iv
e signal
CL
M2
M22
CL2
CL22
[1]