As all the sheets P in one print job are printed, {HEAD ~ the control section} 80 executes {TAIL ~ the flushing operation} and a voltage adjustment to the head 4 
As all the sheets P in one print job are printed , { HEAD ~ the control section } 80 executes { TAIL ~ the flushing operation } and a voltage adjustment to the head 4
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH