Hello, I have this error unintentionally on equipment ricoh mp9001, sometimes the equipment shows "Functional Error ..." and equipment asks to be restarted, in technical mode equipment in the history of sc is shown sc990 as attached. Already performed change of cylinder and developer (original), hd change, gerl cleaning of memory and cards and firmware upgrade. Is any procedure missing ???
Grateful at the moment.
Grateful at the moment.
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