Chapter3 Handling Tag (oblong hole detection) Align the triangular tips of the adjustment tabs on both the light-receiving and light-emitting sides with the center of the oblong hole (dashed line). Center of oblong hole Tag (cutout detection) Align the triangular tips of the adjustment tabs on both the light-receiving and light-emitting sides with the center of the cutout (dashed line) at the fixed edge guide side. Center of cutout 297