Ricoh D025 Service Manual page 540

SC Tables
No. Type
Log Data Error 99
-099
Ask your supervisor.
No. Type
HDD Data Overwrite Security SD card error
The 'all delete' function cannot be executed but the Data Overwrite
Security Unit (D377) is installed and activated.
CTL
877
D
1.
2.
No. Type
TPM system authentication error
The system firmware is not authenticated by TPM (security chip).
CTL
878
D
Replace the controller board.
D023/D025
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Other than the above causes
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Defective SD card (D377)
SD card (D377) not installed
Replace the NVRAM and then install the new SD card (D377).
Check and reinstall the SD card (D377).
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Incorrect updating for the system firmware
Defective flash ROM on the controller board
3-88
Rev. 10/06/2010
SM Appendix