1 Check the soymilk machine failure phenomenon, soymilk machine panel failure may be only a few buttons failure, if you will start, the soymilk machine head apart, remove the small control board, which button is not good to check which one. 2. Soybean milk machine computer version of water caused by moisture chip program confusion computer board local short circuit will also have key failure phenomenon, dry the computer board and the moisture in the machine with a hair dryer, or use a few drops of alcohol, press a few times, it is not smart replacement computer version
3. Soya milk machine lamp board caused by moisture inside the key rust or oxidation, it is necessary to replace the key or lamp board.
4. If the key is not working and the indicator is not on, please check whether the data cable of the light board and the connector of the computer version are not properly connected.