Ricoh Aficio SP C440DN

No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
858 CTL
C
HDD Encryption unit error 1
A serious error occurs when data is encrypted to update an encryption key with
the HDD encryption unit.
[0] Encryption key acquisition error:
The controller fails to get a new encryption key.
• Defective controller board
1. Replace the controller board.
[1] Encryption key setting for HDD error:
The controller fails to copy a new encryption key to the HDD.
• Defective SATA chip on the controller board
1. Replace the controller board.
[2] NVRAM data encryption error 1:
An error occurs while the NVRAM data is encrypted.
• Defective NVRAM on the controller board
1. Replace the NVRAM.
[30] NVRAM data encryption error 2:
An error occurs before the NVRAM data is encrypted.
• Defective controller board
1. Replace the controller board.
[31] Other error:
A serious error occurs while the data is encrypted.
• Same as SC991
6. Troubleshooting
602