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Error code: 1A51
I2C communication error between elements on ASIC and SUB
An I2C communication error between the Main Board and Sub Board has occurred.
Check points :
Are the Main Board and Sub Board properly connected to each other without any cable disconnection, FFCs being connected at an angle, and any abnormalities such as ripped terminal cover?
Replace the FFC that connects the Main Board and Sub Board.
Replace the Sub Board.
Replace the Main Board.