PAPER HEIGHT DETECTION
G839 10 SM
2.4 PAPER HEIGHT DETECTION
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A682D505.WMF
The amount of paper in the tray is
detected by the combination of two paper
height sensors, [A] and [B].
When the amount of 2 paper decreases,
the bottom plate pressure lever [C] moves
up and the actuator [D] which is mounted
on the same drive shaft as the pressure
lever rotates.
The following combination of sensor
signals is sent to the copier.
Amount of
Paper
Paper Height
Sensor 1
Paper Height
Sensor 2
Full OFF ON
Near Full ON ON
Near End 1 ON OFF
Near End 2 OFF OFF
[A]
[C]
[B]
[D]
Full
Near Full
Near End 1
Near End 2
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