Current location - Health Preservation Learning Network - Health preserving recipes - The motherboard and display board of Jiuyang 40fs69 electric meter have been changed, but the displayable light is not on. What is the reason?
The motherboard and display board of Jiuyang 40fs69 electric meter have been changed, but the displayable light is not on. What is the reason?
The wire is loose.

It may be that the circuit of the rice cooker is not connected to the power supply. You can use a multimeter to check whether the power supply is in good condition, whether there is any abnormality, and troubleshoot. It is also possible that the wiring between the indicator lamp and the step-down resistor is loose, or the indicator lamp and the step-down resistor are damaged.

Jiuyang 0 coated rice cooker, delicious and healthy, entered the era of 0 coated rice cooker together, 1200w super firepower, 9 intimate functions, intelligent reservation, 4L super capacity.