My AX88U also failed, and I see that the model number for the U24 is 1L=12T for your reference.

I would also like to ask how many volts is the output of the IT76630M chip at U3 (I have a faulty R1 resistor) and I need to determine the value of the R1 resistor.
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Good afternoon, everyone.

To introduce myself, I was born after millennium as compared to your seniors. Graduated in Electrical Automation and also working for two years now.

I am very unforgettable as a child in the home dial-up first dial-up Internet access success feeling, exchange each of their favorite things, in junior high school successfully assembled the first computer in their lives, and then to the university of digital clocks and watches, as well as robotic arm console, switching power supply, until now began to study some electronic gadgets, but also please...