• Code: 876-00
• Description: Log Data Error An error was detected in the handling of the log data at power on or during machine operation.
• Causes: • Damaged log data file. • Log encryption is enabled but encryption module is not installed. • Inconsistency of encryption key between NV-RAM and HDD. • Software bug.
• Remedy: Try the SC876-01 to -99 solutions listed below. If it is not solved, do the following steps (for when only an HDD is replaced): 1. Disconnect the HDD and turn on the main power. 2. Execute SP5-801-019. 3. Turn off the main power. 4. Connect the HDD and turn on the main power. 5. Execute SP5-832-004. 6. Turn off the main power. * The following step is to configure the logging/encryption setting again. 7. Turn on the main power. 8. Set SP9-730-002 through -004 to 1. 9. Cycle the main power off and on.

• Code: 876-01
• Description: Log Data Error 1 An error was detected in the handling of the log data at power on or during machine operation.
• Causes: Damaged log data file
• Remedy: Initialize the HDD (SP5-832-004).

• Code: 876-02
• Description: Log Data Error 2 An error was detected in the handling of the log data at power on or during machine operation.
• Causes: Log encryption is enabled but encryption module is not installed.
• Remedy: • Replace or set again the encryption module. • Disable the log encryption setting.

• Code: 876-03
• Description: Log Data Error 3 An error was detected in the handling of the log data at power on or during machine operation.
• Causes: Inconsistency of encryption key between NV-RAM and HDD.
• Remedy: • Disable the log encryption setting. • Initialize LCS memory (SP5801-019). • Initialize the HDD (SP5-832-004).

• Code: 876-04
• Description: Log Data Error 4 An error was detected in the handling of the log data at power on or during machine operation.
• Causes: • Log encryption key is disabled but the log data file is encrypted. (NVRAM data corruption) • Log encryption key is enabled but the log data file is not encrypted. (NVRAM data corruption)
• Remedy: Initialize the HDD (SP5-832-004).

• Code: 876-05
• Description: Log Data Error 5 An error was detected in the handling of the log data at power on or during machine operation.
• Causes: • Only the NV-RAM has been replaced with one previously used in another machine. • Only the HDD has been replaced with one previously used in another machine.
• Remedy: • Attach the original NV-RAM. • Attach the original HDD. • With the configuration that caused the SC, initialize the HDD (SP5-832-004).

• Code: 876-99
• Description: Log Data Error 99
• Causes: An error was detected in the handling of the log data at power on or during machine operation.
• Remedy: Other causes

• Code: 878-00
• Description: TPM authentication error. TPM electronic recognition failure
• Causes: • Update of system module attempted without correct update path • USB flash memory not operating correctly
• Remedy: Replace the controller board.