CD390 (bizhub C360i/C300i/C250i)

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Trouble typeCD390: Nonvolatile data checksum error
RankC
Trouble detection conditionC-D390 code is normally shown when the CPU board (CPUB) is replaced with a new one.
Trouble isolation–
Relevant electrical parts–

Procedure

  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.

L.3.18.21 (Link to the Field Service Manual)