Reverse Automatic Document Feeder(Radf) For K4250; Radf Overview - Samsung MultiXpress K4 Series Service Manual

2.11. Reverse Automatic Document Feeder(RADF) for K4250

2.11.1. RADF overview

Symbol Part
R1 Simplex registration roller
R2 Duplex registration roller
R3 RADF forward roller
R4 RADF friction pad
R5 RADF pick up roller
R6 Original document tray
R7 Exit tray
R8 Exit roller
R9 Feed in roller
R10 Feed out roller
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Function
In simplex mode, this roller aligns the leading edge of the paper for registration
and then sends the paper to the next feed step.
In duplex mode, this roller aligns the leading edge of the paper for registration
and then sends the paper to the next feed step.
Separates an original from the tray and transfers it to the paper path.
Prevent the multi-feeding.
Picks up an original from the tray.
Paper input tray
Paper output tray
Sends an original to the exit tray and forms the duplex reverse path.
Feeds an original before scanning.
Transfers a scanned original to the exit roller.
2. Product Specifications and Description
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