The most common cause is the cable to the stepper X motor.
Swap out the stepper cables to see if the problem changes or goes away if you have a spare cable.
Contact QIDI and depending on the age of the printer they may supply new parts.
The most common cause is the cable to the stepper X motor.
Swap out the stepper cables to see if the problem changes or goes away if you have a spare cable.
Contact QIDI and depending on the age of the printer they may supply new parts.