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Error code: 144C
Ink system Pressurizing Pump Reversing error
Explanation and causes :
Detects that it is being driven in the opposite direction to the specified driving direction.
The polarity of encoder cable is opposite.
The polarity of motor cable is opposite.
Check points and solutions :
Check the connection between the Pressurizing Unit and the Main Board Assy. Replace the Pressurizing Unit.