Registration Roller; Reversing Roller A, Support Member; Reversing Roller B, Support Member - Canon DADF-Q1 Service Manual

4.2.4.16 Registration Roller

1) Open the upper cover, and open the feeding guide.
2) Remove the reversing guide.
3) Remove the ADF controller cover, and set the DIP switch (SW1) on the ADF controller PCB as indicated.
4) Press the push switch (SW2) on the ADF controller PCB.
- The reversing assembly will start.
5) Clean it with lint-free paper moistened with alcohol.
6) Press SW2 to stop the operation.

4.2.4.17 Reversing Roller A, Support Member

1) Open the pickup assembly upper cover.
2) Clean the reversing roller A [2] and the support member [1] with lint-free paper or a cloth moistened with alcohol.

4.2.4.18 Reversing Roller B, Support Member

1) Open the pickup assembly upper cover.
2) Clean the reversing roller B [1] and the support member [2] with lint-free paper or a cloth moistened with alcohol.
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[1]
[2]
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Chapter 4
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