on LCD panel will blink and cycle Press down "function" button, from "soaked soybean> dry soybean> heat> soaked soybean ....". This indicates that the appliance is in stand by mode. After connected to power socket, and press "Hour" "minute" for about 4seconds and when a "click" sound alarm, you can set time. After set, it will automatically quit time set mode after 10 seconds. Press "preset" to set expected working time. Press " start'to act the unit, press again, it will stop working.