Ricoh M047 Service Manual page 159

Code Description
HDD Data Overwrite Security
877
SD card error
TPM system authentication
878
error
900 Controller counter error
920 Printer application error
921 Printer font error
990 Software performance error
SM Appendix
CÓPIA NÃO CONTROLADA
Defective SD card (M352)
SD card (M352) not installed
Replace the NVRAM and then install the
new SD card (M352).
Check and reinstall the SD card (M352).
Incorrect updating for the system firmware
Defective flash ROM on the controller board
Replace the controller board.
Replace the NVRAM if the error is
frequent.
Defective software
Unexpected hardware resource (e.g., memory
shortage)
Software defective; switch off/on, or
change the controller firmware if the
problem is not solved
Insufficient memory
A necessary font is not found in the SD card.
The SD card data is corrupted.
Check that the SD card has the correct
data.
Software defective; reboot the machine
Internal parameter incorrect
Insufficient working memory
When this SC occurs, the file name,
address, and data will be stored in
NVRAM.
Note the above data and the situation in which
this SC occurs. Then report the data and
conditions to your technical control center.
2-11
CÓPIA NÃO CONTROLADA
Service Call Conditions
Required Action
M047