Ricoh M0A0 Service Manual page 306

6.Troubleshooting
SC No.
SC878-02 D
SC No.
SC878-03 D
SC No. Level
SC878-20 D
SC No. Level
SC880-00 D
SC No.
SC899-00 D
294
Level
TPM error
An error occurred in the TPM or TPM driver.
TPM is defective
Replace the controller board.
Level
TCSD error
An error occurred in TPM software stack.

Unable to start TPM

Necessary files missing from the TPM.
Replace the controller board.
Error Name/Error Condition/Major Cause/Solution
Random Number Generator Error
An error occurred when doing self-check against seed for random number generated.
TPM is defective

Turn the main power switch off and on.

Replace the controller board.
Error Name/Error Condition/Major Cause/Solution
MLB error
The response is not received within the specified time during the access to the MLB.
Defective MLB

Replace the MLB

Remove the MLB
Level
Software performance error (signal reception end)
-
Occurs when an internal program behaves abnormally.
In the case of a hardware defect

Replace the hardware.
In the case of a software error

Turn the main power off/on.

Try updating the firmware.
Error Name/Error Condition/Major Cause/Solution
Error Name/Error Condition/Major Cause/Solution
Error Name/Error Condition/Major Cause/Solution