the second equalizer adjustment signal indicates an increase of the equalizer strength if the count exceeds a first predetermined threshold, and indicates a decrease of the equalizer strength if {HEAD ~ the count} becomes lower than {TAIL ~ a second predetermined threshold} 
the second equalizer adjustment signal indicates an increase of the equalizer strength if the count exceeds a first predetermined threshold , and indicates a decrease of the equalizer strength if { HEAD ~ the count } becomes lower than { TAIL ~ a second predetermined threshold }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL