Ricoh Aficio 450 Copier "error code sc390" Questions

...faint or heavily overtoned then changing the developer may cure the error code. If the copies look OK then you probably need to get the toner density sensor replaced by an engineer. Hope this

...error sc390 on Nashautec 1505 photocopier Press C the yellow 4secPress 107Press C the Orange Until display changedPress 1Go to mode by arrowsChose clear all memory Press Yes and # then turn of/onIf ...

...code is for a TD (toner density) sensor error. It could be as simple as cleaning the TD sensor which is located in the area to the right of the drum. If you remove the drum unit, it will be in the ...

...Error 320 (oh yes, its laser motor alright!),means the laser (or hexagonal motor) did not reach (during a cert amount of time, pre established), the perfect running speed.The speed is controlled by ...