{HEAD ~ an eleventh step} which sets {TAIL ~ the first time ratio} as the second time ratio for the next reproducing control signal and initialize the number of the speed detection signals 
sets
{ HEAD ~ an eleventh step } which sets { TAIL ~ the first time ratio } as the second time ratio for the next reproducing control signal and initialize the number of the speed detection signals
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH