Sc56900 Ricoh New Better -

This is the #1 cause of SC56900 on new Ricoh printers. The fusing unit is extremely sensitive to voltage fluctuations.

The "U-shaped" sensor that detects the movement of the half-moon gear is dirty, disconnected, or defective.

This is the #1 cause of SC56900 on new Ricoh printers. The fusing unit is extremely sensitive to voltage fluctuations.

The "U-shaped" sensor that detects the movement of the half-moon gear is dirty, disconnected, or defective.