{HEAD ~ A starting block signal} from a starting block and a touch signal from {TAIL ~ a touch panel} are inputted to a signal distributor equipped at every lane 
{ HEAD ~ A starting block signal } from a starting block and a touch signal from { TAIL ~ a touch panel } are inputted to a signal distributor equipped at every lane
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH