MX-M316N TROUBLESHOOTING 7 – 7
G. Details of error codes and countermeasures
A0-01
PCU PWB ROM error
A0-02
SCU PWB ROM error
A0-11
Firmware version inconsistency
(MFP - PCU)
A0-15
Incompatible DSK BOOT and pro-
gram firmware
A0-20
Conflict firmware and EEPROM data
version (MFP)
A0-21
Conflict firmware and EEPROM data
version (PCU)
A0-22
Conflict firmware and EEPROM data
version (SCU)
E7-01
MFP image data error
E7-03
HDD trouble
E7-04
HDD-ASIC error
E7-07
SD card error
Trouble content
Detail
MFP
Cause
The firmware version-up is not completed properly by
interruption of the power during the version-up
operation, etc.
PCU PWB trouble.
Check & Remedy
Use SIM49-1 to perform the firmware version-up
procedure again.
Replace the PCU PWB.
Trouble content
Detail
MFP
Cause
The firmware version-up is not completed properly by
interruption of the power during the version-up
operation, etc.
SCU PWB trouble.
Check & Remedy
Use SIM49-1 to perform the firmware version-up
procedure again.
Replace the SCU PWB.
Trouble content
Detail
MFP
Cause
Firmware combination error between the MFP and
the PCU.
Check & Remedy
Install the firmware in the all-firmware version-up
mode.
Trouble content
Detail
MFP
Cause
Installation of the normal firmware was performed
with a security kit enable.
Check & Remedy
Stop installation of the normal firmware.
Trouble content
Detail
MFP
Cause
Inconsistency between the MFP firmware version and
the EEPROM data version.
Check & Remedy
Check the combination of the firmware.
Trouble content
Detail
PCU
Cause
Inconsistency between the PCU firmware version and
the EEPROM data version.
Check & Remedy
Check the combination of the firmware.
Trouble content
Detail
SCU
Cause
Inconsistency between the SCU firmware version and
the EEPROM data version.
Check & Remedy
Check the combination of the firmware.
Trouble content
Detail
MFP
Cause
Image data transfer error in the MFPC PWB.
MFPC PWB trouble.
Check & Remedy
Check connection of the connector and the harness
of the MFPC PWB.
Check or replace the MFPC PWB.
Trouble content
Detail
MFP
Cause
Connector, harness connection trouble in the MFPC
PWB and HDD.
HDD (error file management area) data abnormality
(FAT breakage).
MFPC PWB trouble.
Check & Remedy
Check connection of the connector and the harness
of the MFPC PWB and HDD.
Use SIM62-2, 3 to check read/write operations of the
HDD.
Replace the HDD.
Check or replace the MFPC PWB.
Trouble content
Detail
MFP
Cause
HDD-ASIC trouble. (MFPC PWB trouble.)
An error occurs in the HDD-ASIC self test when
booting.
Check & Remedy
Check or replace the MFPC PWB.
Trouble content
Detail
MFP
Cause
SD card trouble or contact error
MFPC PWB trouble.
Check & Remedy
Replace the SD card.
Check the SD card socket.
Replace the MFPC PWB.