... input display content:Press F_KEY button to display FL, 00 will blink at the same time,press C_KEY to make ... F,L,E,0,1,2,3,4,5,6,7,8,9 “Black”)as displaying contents of the high digit of ... Factory default:Press F_KEY button to display FL, and 00 blinks at the same time,press C_KEY to increase to ... encode form:Press F_KEY button to display FL, and 00 blinks,press C_KEY to increase to 33,press F_KEY to ...