62Controls and displaysControlsbuttonbuttonbuttonbuttonChannel DconnectorChannel SconnectorThe front panel of the HAKKO FM-203 has fourcontrols....... End of sequence signal (terminates aphase of a data entry mode). Whenpressed for less than one second,displays settings already stored........ Initiates a data entry mode........ Changes the display to channel D.● Press and hold to turn ON or OFFthe temperature display for channel Dand the power to the iron tip.● Increases the displayed value whena setting is changed.... Changes the display to channel S.● Press and hold to turn on or off thetemperature display for channel Sand the power to the iron tip.● Decreases the displayed value whena setting is changed.5. OPERATIONDisplaysThe HAKKO FM-203 has a three-digit displayelement.Depending on the selected mode, it will display:● Sensor temperature (of the iron tip)● Data entry:Selected quantity (See the data entryprocedures.)● Temperature scale:ºC or ºF, depending on selection● Error detection (See ERROR MESSAGES.)An audible buzzer is provided to alert theoperator:● When the station has reached the settemperature, the buzzer will sound once.(Default setting)● When the low temperature threshold has beencrossed, the buzzer will sound continuously.This buzzer will shutoff when the sensedtemperature returns to the acceptable range.● When a foreign substance, an incompatibletip, or the soldering end of the tip is insertedinto the HAKKO FM-2027, the display willblink and the buzzer will sound continuously.● When the auto-power shutoff function isactivated and power to the heater is shut off ,the buzzer sounds three times.Holding down the button of the used channel(D/UP or S/DOWN) turns off the power andchanges the display.Holding down the button again turns on thepower.NOTE:Holding down the button of the unused channel changesthe display only.日本文 中文 English