Servicecall 0500 eroor in konica 1650 en - Konica Minolta Magicolor 1600W Laser Printer

SOURCE: how 2 unlock c 0500

on a c350:
1.leave the machine on and open the front door
2. locate a small rectangular hole inside the front dooron the bottom right side corner
3. insert a small object such as a small ball point pen to actuate a switch that resets the error code the screen will indicate door open when the error is reset.this is a fuser error code so if the error keeps coming back the fuser will have to be replaced