Stamp Operation; Outline - Canon DADF-N1 Service Manual

Chapter 2

2.9 Stamp Operation

2.9.1 Outline

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When the stamp function is selected in fax mode of the host machine, the stamping solenoid
drive signal (S_SOL) from the ADF drive PCB turn on the stamp solenoid (SL2) to put a
stamp on the original (READ or SENT marking).
Original
Stamping solenoid
(SL1)
ADF controller PCB
F-2-38
In stamp mode, the machine changes the feed speed to 118 mm/sec at the end of reading.
The original will be stepped at a point 1.29 mm from where the delivery reversal sensor
goes off; the stamping solenoid operates for 100 msec, putting a stamp to a point about 10
mm from the trailing edge of the original.
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