CD390 (bizhub C364/C284/C224)
Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.
Contents
| Trouble type | Nonvolatile data checksum error | 
| Trouble code | CD390 | 
| Rank | C | 
| Detection timing | C-D390 code is normally shown when the MFP board is replaced with a new one. | 
| Trouble isolation | – | 
| Relevant electrical parts | – | 
(2)Procedure
| Step | Action | Control signal | Location of electrical components | 
| 1 | Wait until Recover Data appears. (MFP will reboot maximum 2 times by itself, it may take 5 minutes.) Touch the Recover Data button and follow the instructions that appear on the control panel to restore (backup) data. | – | – | 
K3.16.17 (Link to the Field Service Manual)
