Canon Duplex Color B1 Service Manual page 26

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ADF - Technology > Adjustment > DADF Driver PCB > 1-Sided Original (Small Size)
■ 1-Sided Original (Small Size)
1) 1st side pickup
2) 1st side arch creation
3) 1st side feeding & 2nd side pickup
5 ADF - Technology > Adjustment > DADF Driver PCB > 1-Sided Original (Small Size)
4) 2nd side arch creation
5) 2nd side scanning
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