Sequence Of Image Formation - Canon iR4570 Series Service Manual

Chapter 8
[1] Reversing roller
[2] Reversal sensor (PS4A)
[3] Duplexing inlet sensor (PS3A)
[4] Duplexing inlet roller
[5] Duplexing feeding roller 1
[6] Duplexing feed sensor (PS17)
[7] Duplexing feeding roller 2

8.7.3 Sequence of Image Formation

iR2270 / iR2870 / iR3570 / iR4570
The machine goes thorough the following sequence to form images when making double-sided copies/prints:
8-42
[1] [2]
F-8-38
[3]
[4]
[5]
[6]
[7]
0007-2223