Ricoh G179 Service Manual page 665

Paper End
The paper end sensor [E] monitors the light reflected by each sheet on top of the
stack.
When the last sheet feeds, the cutout [F] is exposed, and the paper end sensor receives no
reflected light from below because there is no paper. As a result, this signals paper end.
SM
CÓPIA NÃO CONTROLADA
19
CÓPIA NÃO CONTROLADA
Paper Feed
D353