5Ć5 Functional OverviewC3187Ć90000
Secondary flag
Primary flag
Photo sensor window
Media inserted
Leading edge of media
Drive roller
slow speed
inwards
Media: clears the primary flag
Primary flag: rotates 90° clockwise (original position Ć active)
Secondary flag: still in previous position (active)
Optical sensor: optical path blocked by falling edge of primary flag
Driver roller: slows down but still rotating inwards...
Front Panel: Load Media LED off, Busy LED on
Media Length Measurement: rear edge detected
As soon as the optical sensor detects that the primary flag is back in it's original position, the
roller motion slows down but needs some time to overcome the system's inertia before being
able to reverse the direction of rotation.