... Calibration adjustmentIf the instrument has been subjected to rought handing inshipment,or if your environments is very different in ... .2.If “1.48 0000” is display,place scale sample(1.487)on test platform,then press test button ... BUTTON until the “04”appears,switch to other scale sample.4.If “1.75 0000”is display, place ... scale sample(1.755)on test platform, then press ...