• Code: 857
• Description: USB I/F Error
• Causes: • The USB driver can generate three types of errors: RX, CRC, and STALL errors. Only the STALL error can generate this SC code. • Defective controller board

• Code: 858
• Description: HDD Encryption unit error 1
• Causes: A serious error occurs when data is encrypted to update an encryption key with the HDD encryption unit. [Number] shows a suffix number of SC code. • [0], [1], [30]: Replace the controller board. • [2]: Replace the NVRAM.

• Code: 859
• Description: HDD Encryption unit error 2
• Causes: A serious error occurs when the HDD data is encrypted to update an encryption key with the HDD encryption unit. [Number] shows a suffix number of SC code. • [8]: Install the HDD correctly or initialize the HDD. • [9]: Initialize the HDD. • [10]: Replace the HDD or replace the controller board.

• Code: 860
• Description: HDD start-up error
• Causes: • Turn off the machine and turn it back on. • Examine the connection between the HDD and the controller. • Replace the HDD if the error is frequent.

• Code: 861
• Description: HDD: Reboot error
• Causes: • Loose connection of HDD • Defective cables of HDD • Defective HDD • Defective controller

• Code: 863
• Description: HDD data unable to read
• Causes: • Replace the HDD if the error is frequent.

• Code: 864
• Description: HDD data access error
• Causes: • Replace the HDD if the error is frequent.

• Code: 865
• Description: HDD access error
• Causes: • Replace the HDD if the error is frequent.