Select Menu >> Planter button >> Diagnostics softkey >> Tests tab.
Select Seed Drop from drop down box.
Select Row input box and enter a row unit number to observe.
Select Reset button to return a counter to zero. Select Reset All Rows to clear all counters.
Locate the row unit number identical to the number entered in input box.
Remove row unit meter to gain access to seed tube opening.
Drop a predetermined number of seeds through the seed tube, one seed at a time.
Observe count on monitor to verify the value is the same as number of seeds dropped.
If values are significantly different, check wiring and clean or replace sensors.