Distance Selection Switch
Use this switch to select the range to be used to detect an object 
and trigger the scan engine. The distance is measured from the 
outside of the exit window.
• Position 1—0 to 10 cm (4 in)
• Position 2—0 to 20 cm (8 in)
• Position 3—0 to 30 cm (12 in)
Note: Only position 1 is indicated on the PCB.