Toshiba MD-0101 Detection of Abnormal Status, Cover open/close detection, Paper jam detection

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3.3 Detection of Abnormal Status

3.3.1 Cover open/close detection

When the ADU cover open sensor detects the open state of the cover, the detection signal is sent to the copier to stop the transport of paper.

3.3.2 Paper jam detection

When the one-side-printed paper is loaded into the ADU, the ADU paper jam sensors (upper/lower) turn ON (at “High” level) for a fixed time. If the ADU paper jam sensors (upper/lower) do not turn ON or their ON time is too long, the program will judge it to be paper jamming and stop the operation. The paper jamming can be cleared by opening the ADU and removing the paper.

MD-0101 OPERATIONAL DESCRIPTION

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October 2000 © TOSHIBA TEC

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Contents Toshiba TEC Corporation Contents Specifications Names of Various Components OutlineADU PWA Layout of Electrical PartsADU PWA Harness Connection DiagramPF-WP Board AssemblyBlock Diagram Operational DescriptionGeneral Operation Detection of Abnormal Status Cover open/close detectionPaper jam detection Flow Chart Mechanical Description Paper Feed SystemFlow of Paper Drive System Circuit Description PWA Block DiagramAdufl Meaning of SignalsTiming ADU paper guide assembly Disassembly and ReplacementAssembly ADU hinge cover F/RADU ADU cover ADU motor ADU PWAADU feed roller shaft upper/clutch 08S018-06CL ADU feed roller shaft middle Remove timing belt. See Fig ADU feed roller shaft lower/clutch 08S018-06CL