Ricoh MPC 2800 AT-C2 Mode D'emploi page 462

3. Appendix: Service Call Conditions
No. Type
855 CTL
856 B
3
No. Type
CTL
857
B
No. Type
CTL
858
C
94
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Wireless LAN/Bluetooth card error
An error is detected in the wireless LAN/Bluetooth card.
• Loose connection
• Defective wireless LAN/Bluetooth card
1. Check the connection.
2. Replace the wireless LAN/Bluetooth card.
Details (Symptom, Possible Cause, Troubleshooting Procedures)
USB interface error
The USB interface cannot be used due to a driver error.
• Defective USB driver
• Loose connection
1. Check the connection.
2. Replace the controller board.
Details (Symptom, Possible Cause, Troubleshooting Procedures)
HDD Encryption unit error 1
A serious error occurs when data is encrypted to update an encryption key with the
HDD encryption unit.
Encryption key acquisition error:
The controller fails to get a new encryption key.
[0]
• Defective controller board
1. Replace the controller board.
Encryption key setting for HDD error:
The controller fails to copy a new encryption key to the HDD.
[1]
• Defective SATA chip on the controller board
1. Replace the controller board.
[2] NVRAM data encryption error 1: