Specifications

MX-3610N TROUBLESHOOTING 6 – 12
A0-21 Conflict firmware and EEPROM data
version (PCU)
A0-22 Conflict firmware and EEPROM data
version (SCU)
C1-10 Main charger trouble (Monochrome)
C1-14 Main charger trouble (Color)
C4-00 PTC trouble (TC high voltage trouble)
E7-01 MFP image data error
E7-02 HDD trouble when the mirroring kit is
installed
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 PCU
Cause The main charger unit (BK) is not installed properly.
There is an abnormality in the main charger unit (BK).
The developer unit (KCMY) is not installed properly.
There is an abnormality in the developer unit
(KCMY).
Disconnection of the high voltage MC PWB
connector.
Breakage of the high voltage harness.
High voltage MC PWB trouble.
PCU PWB trouble.
Check & Remedy Check the output of the main charger with SIM8-2.
Check the output of the developing bias with SIM8-1.
Check disconnection of the main charger./Replace.
Check disconnection of the developer unit./Replace.
Check disconnection of the high voltage MC PWB
connector./Replace.
Replace the high voltage MC PWB.
Replace the PCU PWB.
Trouble content
Detail PCU
Cause The main charger unit (CMY) is not installed properly.
There is an abnormality in the main charger unit
(CMY).
Disconnection of the high voltage MC PWB
connector.
Breakage of the high voltage harness.
High voltage MC PWB trouble.
PCU PWB trouble.
Check & Remedy Check the output of the main charger with SIM8-2.
Check disconnection of the main charger./Replace.
Check disconnection of the high voltage MC PWB
connector./Replace.
Replace the high voltage MC PWB
Replace the PCU PWB.
Trouble content
Detail PCU
Cause The PTC unit is not installed properly./Trouble.
The primary transfer unit is not installed properly./
Trouble.
The secondary transfer unit is not installed properly./
Trouble.
High voltage TC PWB trouble.
PCU PWB trouble.
Connection trouble of the connector and the harness.
Check & Remedy Replace the PTC unit.
Replace the primary transfer unit.
Replace the secondary transfer unit.
Check disconnection of the high voltage TC PWB
connector./Replace.
Replace the high voltage TC PWB.
Replace the PCU PWB.
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 When installing the mirroring kit, the HDD of the
machine or the HDD of the mirroring kit breaks down
or connection fails.
• Defective installation of the mirroring kit
• Breakdown of the HDD of the mirroring kit
• Breakdown of the HDD of
• Defective connection between the HDD and the
mirroring kit harness
• MFP PWB trouble
Check & Remedy • Use SIM62-20 to check the trouble.
• Check installation of the mirroring kit (connector
and harness), and replace if necessary.
• Replace the broken HDD.
• Replace the mirroring kit.
• Replace the MFP PWB.