Canon imageFORMULA DR-2050C User Manual page 73

4.
Shift the feed roller to the left to separate it from the shaft, and then remove it.
Attaching the Feed Roller
1.
Set the feed roller into the hollow inside the roller cover, and align the notch in
the roller with the scanner shaft.
2.
Slide the roller lock lever to the right, and then insert the shaft into the hole on
the left side of the roller.
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Appendices