307-3 Calibration Using an External WeightThis function calibrates the balance using an external weight.Operation1 Connect the AC adapter and warm up the balance forat least 30 minutes with nothing on the pan.2 Press and hold the CAL key until Calout isdisplayed, and then release the key.3 The balance displays Cal 0 .If you want to change the calibration weight (a list ofusable weights is shown on page 28),press the SAMPLE key and proceed to step 4.If you use the calibration weight value stored in thebalance, proceed to step 5.4 Specify the calibration weight value as follows:SAMPLE key To switch the display condition to:“All of the segments blinking”(calibration weight selection mode) or“The last two digits blinking” (valueadjustment mode).RE-ZERO key (To increase the value)MODE key (To decrease the value)To select the calibration weight oradjust the value.PRINT key To store the new weight value. Evenif the AC adapter is removed, thedata is maintained in non-volatilememory.CAL key To cancel the operation and return to_Cal 0 .Select aweightTo next pagePress andhold the keyReleasethe keye.g. Calibrationweight value1000.12 g