Data Overwrite Security Sd Card Error; Tpm Authentication Error; File Format Converter (Mlb) Error - Ricoh D093 Service Manual

877 B

Data Overwrite Security SD card error

An error occurred, preventing successful execution of the Data Overwrite
Security function, even though it has been set up and enabled.
DOS card is not inserted completely into the SD card slot
DOS card has been removed from the SD card slot.
DOS card is damaged.
Note:
If the SD card has been removed (or was not installed correctly),
switch the machine off, insert the SD card, then switch on the machine
again.
If the SD card has been damaged, procure a new SD card, replace
the NVRAM, then do the DOS option installation.
878 D

TPM authentication error

The system firmware could not be authenticated by the TMP security chip.
System firmware updated incorrectly.
Flash ROM on controller board defective.
Replace controller board.
880 B

File Format Converter (MLB) error

A request to access the MLB was not answered within the specified time
(60 sec.).
File format converter board defective
SM 7-43
Service Call Tables
CTL
CTL
CTL
D093/D094