Security Function Ver. 1.01 Feb. 2017 10. Firmware rewriting
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10.2.3 Action when data transfer fails
• If “NG” appears on the control panel, indicating that rewriting has been unsuccessful (in
which case the Start key lights up red), take the following steps.
1. Perform the data rewriting procedure again.
2. If the procedure is abnormally terminated, change the USB memory for a new one and
try another rewriting sequence.
3. If the procedure is still abnormally terminated, change the board that has caused “NG”
and carry out data rewriting procedure.
F/W to be updated Appropriate board Remark
MFP CONTROLLER eMMC board (eMMC) -
SCANNER/PRINTER MFP board (MFPB) -
DSC1 DSC board/1 (DSCB/1) Only when SC-508 is mounted
DSC2 DSC board/2 (DSCB/2) Only when SC-508 is mounted
ADF (DF-M) DF control board (DFCB) -
FINISHER FS control board (FSCB)
Only when FS-536 or FS-536SD is
mounted
SD - Only when FS-536SD is mounted
FAX BOARD CONTROLLER1 FAX board/1 (FAXB/1) Only when FK-514 is mounted
FAX BOARD CONTROLLER2 FAX board/2 (FAXB/2) Only when FK-514 is mounted
FAX BOARD CONTROLLER3 FAX board/3 (FAXB/3) Only when FK-515 is mounted
FAX BOARD CONTROLLER4 FAX board/4 (FAXB/4) Only when FK-515 is mounted
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