LG QHW 15 - Manual (Page 17)

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SECTION 10 CALIBRATION
10.1 Linear calibrate
To start calibration turn the scale off and then turn it back on. Press the limit and %
keys together during the initial counting from 9 to 0 on the display.
The display will show "unLoAd". Remove all weight from the pan and then press the
ZERO/ENTER key to set the initial zero point.
The display will then show the first calibration weight request. Put this weight on the
platform and then press the ZERO/ENTER key when stable. The scale should be
stable before pressing the ZERO/ENTER key to accept a weight. The stability
indicator will turn on to show the value is stable.
After all calibrate weight completed, press ZERO/ENTER to complete the calibration.
The scale will begin counting back to zero after the last weight has been selected.
Calibration weights
QHW SERIES
Model # QHW 3 QHW 6 QHW 15 QHW 30
Weight 1 zero zero zero zero
Weight 2 1000g 2kg 5kg 10kg
Weight 3 3000g 6kg 15kg 30kg
10.2 Normal calibrate
To start calibration turn the scale off and then turn it back on. Press the Tare and %
keys together during the initial counting from 9 to 0 on the display.
The display will show "unLoAd". Remove all weight from the pan and then press the
ZERO/ENTER key to set the initial zero point.
Then use %, Limit and Tare key to key in calibrate weight, press Zero key to sure,
display shows “load”, put this weight on platter, after stable indicator on, press Zero
key to sure.
After selfchecking again, QHW is ready for you.