
2
2
2-9
2-9
Technical Overview > Document Exposure/Feeder System > Document Feeder System > Various Control
Technical Overview > Document Exposure/Feeder System > Document Feeder System > Various Control
In the case of SADF
Main Controller PCB
J7
1 2 3 4 5 6
VCC GND DES VCC GND DS
Original Edge Sensor
Original Sensor
In the case of DADF
Main Controller PCB
J7
1 2 3 4 5 6
VCC GND DES VCC GND DS
Original Edge Sensor
Original Sensor
F-2-11
F-2-12
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Jam Detection
The following cases are judged as jam.
1. In case of delay in reaching DS/DES or stationary during scanning of original
2. In case DS/DES is detected as ON at power-on (residual paper jam)
3. In case of detecting original of which length is 400 mm or longer
• Operation after Detection of Jam
The host machine stops scanning operation and displays "CHECK DOCUMENT" on the
control panel. No jam code is displayed. In case of the model equipped with fax function (with
built-in speaker), the warning beep occurs at the detection of jam.
• How to release Jam
Remove the jammed paper and open / close the SADF/DADF upper cover