Main-input tray or priority input slot
Jam detection
The product uses the following sensors to detect the presence of paper and to check for jams. The page
must pass each sensor within a specified time.
NOTE: To find the following components, see Photo sensors and switches on page 32.
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PS701; fuser delivery sensor
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PS702; TOP sensor
NOTE: The product automatically ejects paper if the TOP sensor detects residual paper within
the product when the power is turned on or the door is closed.
The product detects the following jams:
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Pickup stationary jam
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Delivery delay jam
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Delivery stationary jam
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Fuser wrapping jam
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Door open jam
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Residual media jam
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Duplex reverse delay jam (duplex models only)
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Duplex reverse stationary jam (duplex models only)
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Duplex re-pickup delay jam (duplex models only)
34 Chapter 1 Theory of operation ENWW
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