... Encode input display content:Press F_KEY button to display FL, 00 will blink at the same time,press C_KEY ... 4.2 Factory default:Press F_KEY button to display FL, and 00 blinks at the same time,press C_KEY ... 3 Select encode form:Press F_KEY button to display FL, and 00 blinks,press C_KEY to increase to 33 ... Select to display company LOGO Press F_KEY to display FL, 00 will blink at the same time,then press ...