Calibration of the PRECISION SCALE 100ct x 0.01ct
Revised May 21st 2006.

1. Make sure the scale is in gram mode and turn the power off.
2. While power is off press "Tare" and hold till "8888" is replaced by a random value. This is important; otherwise the calibration mode is not engaged.
3. Press "Tare" again. The display shows "0"
4. Place the 10gr calibration weight in the middle of the weighing pan.
5. When the display is stable, press "Tare". The display switches to "10".
6. Take the calibration weight away. Place the 20gr calibration weight on the weighing pan.
7. When the display is stable, press "Tare". The display switches to "20".
8. Press "Tare" till the power switches off. The new values are saved.
9. Test the scale. If it is not accurate enough, repeat the process of calibration.