Canon iR4570 Series Service Manual page 304

Chapter 7
F-7-30
4) Remove the screw [1].
F-7-31
5) Remove the drum unit [1].
F-7-32
Be sure to hold the drum unit as shown.
7-28
F-7-33
7.12.1.5 Removing
Developing Assembly
iR2270 / iR2870 / iR3570 / iR4570 / iR3530
1) Remove the screw [1].
F-7-34
2) Shift the locking lever [1] to the left to release the
developing assembly.
the
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