1. zero the scale â when there isâ  no item on the scale but reading ls not zero, press the zero key to tum on zer0 indicator. 2. weighing â ensure that scale is in zero position and zero indicator is glowing; place an item ofâ  weighing on the pan. the weight window will display the weight of the item. 3. tareâ  â put container on the platter, once the weight reading is stable, press the tare key, the tare indicator will be on andâ  the container's weight will be deducted. when it is time to clear the tare, take off the container, and press tare key again. 4. overload warning please do not add item that is over the maximum capacity, when the scale is ringing an alarm, remove the item on the platter to avoid damage to the load cell.