Jam detection
The product uses the following sensors to detect the paper as it moves through the paper path and to
report to the DC controller if the paper has jammed.
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Fuser output sensor (SR5)
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Registration sensor (SR8)
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Fuser loop 1 (SR14)
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Fuser loop 2 (SR15)
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Duplexer refeed (SR22)
Figure 1-43 Jam detection sensors
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M
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The product determines that a jam has occurred if one of these sensors detects paper at an
inappropriate time. The DC controller stops the print operation and notifies the formatter.
Table 1-15 Jams that the product detects
Jam Description
Pickup delay jam 1 pickup: The TOP sensor does not detect the leading edge of the paper within a specified
period after the pickup solenoid has turned on.
Multipurpose tray pickup: The TOP sensor does not detect the leading edge of the paper
within a specified period after the multipurpose tray solenoid has turned on.
Pickup stationary jam The TOP sensor does not detect the trailing edge of the paper within a specified time from
when it detects the leading edge.
ENWW
Jam detection
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