Hi is the new display from a generic seller ? various models some with different firmware not all are plug and play
The versions for 36 or 48v are voltage sensitive do not work if swapped over one to the other
If the 5v from the controller is water damaged shorted /blown it will still not power up
The versions for 36 or 48v are voltage sensitive do not work if swapped over one to the other
If the 5v from the controller is water damaged shorted /blown it will still not power up