Raised/Lowered Position Detecting Mechanism; Document Size Detection; Raised/Lowered Position Detection - Konica Minolta bizhub c450 Service Manual

Theory of Operation Ver. 1.0 Mar. 2005
5.5

Raised/lowered position detecting mechanism

5.5.1

Document size detection

• The 20 degree Open Detection Mechanism enables the main unit to detect the document
size when the DF is used as the Original Cover of the main unit, there is the Lever Actu-
ator provided in the DF body that blocks or unblocks a sensor to initiate a reconfirmation
of the original size as read by the original size detection sensors.
5.5.2

Raised/lowered position detection

• The Raised/Lowered Position Detection Mechanism uses a magnet installed in the DF
body to allow the main unit to know that the DF is raised or lowered. This magnet actu-
ates the Size Reset Switch on the main unit to perform this operation.
Lever Actuator
Original Cover Detecting Lever
Magnet
Size Reset Switch
5. Operation
4582M501AA
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