Ricoh Pro 8300S - DESS Self-Test Error; Sc878-03; Sc878-20; TCSD Error

1.SC Codes
617
Pattern
D
Error Condition
An error occurred in either the TPM or TPM driver
Major Cause
TPM is defective.
Solution
Replace the controller board.
SC878-03
Error Name
TCSD Error
Pattern
D
Error Condition
An error occurred in the TPM software stack.
Major Cause
 TPM software stack cannot start
 A file required by the TPM software stack is missing
Solution
Replace the controller board.
SC878-20
Error Name
DESS Self-Test Error
Pattern
D
Error Condition
Self-test detects an error.
Major Cause
TPM is defective.