SC8xx: Overall System
492
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
SC878-20 D Random number test error
An error was detected when a random number table was generated during a self-test.
TPM is defective
• Turn the main power OFF/ON.
• Replace the controller board if the SC occurs again.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
SC878-21 D DESS self-test error
The power-on self-
test for TPM failed at startup when the controller encryption software was
tested.
TPM firmware or CPU is defective
• Turn the main power OFF/ON.
• Replace the controller board.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
SC880-00 D MLB error
Reply to MLB access was not returned within a specified time.
MLB defective
• Replace the MLB.
• Remove the MLB.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
SC881-01 D Management area error
• A problem was detected in the software
• This error may even occur is an IC card option is not installed.
• This is caused by accumulation of abnormal authentication information in the software.
(User operation will not directly cause it.)
• At login
Example: When a job is sent to the printer/when logged on from the operation
panel/when logged on from a Web browser
Cycle the main power off and on.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
SC899-00 D Software performance error (signal reception end)
Unknown software error occurred.
Occurs when an internal program behaves abnormally.
In the case of a hardware defect
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