How to determine that the Xiaomi Multifunctional IH Rice Cooker is not powered?

Please refer to the following details to determine whether the power of the Xiaomi Multifunctional IH Rice Cooker is on:
1. Check the power socket: Make sure the outlet has power and try plugging in another appliance to see if it works. Check whether the wiring inside the socket is firm. Sometimes the wiring inside the socket will be loose;
2. Check the power cord and plug: Check the power cord for damage or breaks. Check whether the plug and socket are tightly connected to ensure there is no loose connection.
Note:
1. If there is no operation in the rice cooker in standby mode for 5 minutes, it will automatically turn off the screen;
2. The power-on prompt sound of the rice cooker sounds and the screen displays normal, indicating that the rice cooker is powered on normally. It is judged as qualified.