Sharp MX-4100N Service Manual page 314

U7-50 MFP PWB - Vendor machine
communication error
Trouble content Communication error between the MFP and the
serial vendor.
Detail MFP
Cause Improper setting of the vendor machine
specifications (SIMI26-3).
Vendor machine trouble.
MFP PWB trouble.
Connector, harness connection trouble.
Strong external noises.
Check & Remedy Cancel the error by turning OFF/ON the power.
Check the connector and the harness in the
communication line. Change the specifications of the
vendor machine (SIM26-3). Replace the LCC control
PWB.
Replace the MFP PWB.
U7-51 Vendor machine error
Trouble content
Detail MFP (Notification of a trouble from the serial vendor)
Cause Serial vendor machine trouble.
Connector, harness connection trouble.
Check & Remedy Err.XX" is displayed on the operation panel of the
vendor. (XX is the detail code.)
Repair the vendor machine referring to the detail
code.
Check the connector and the harness in the
communication line.
UC-02 CPT - ASIC error
Trouble content
Detail SCU
Cause SCU PWB trouble (CPT-ASIC trouble)
Check & Remedy Replace the SCU PWB.
UC-20 DOCC ASIC error
Trouble content
Detail SCU
Cause SCU PWB trouble.
Check & Remedy Replace the SCU PWB.
A0-01 PCU PWB ROM 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.
ROM trouble.
Check & Remedy Use SIM49-1 to perform the version-up procedure
again.
ROM trouble.
MX-5001N SELF DIAG AND TROUBLE CODE 7 – 28
A0-02 SCU PWB ROM 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.
ROM trouble.
Check & Remedy Use SIM49-1 to perform the version-up procedure
again.
ROM trouble.
A0-04 ACU ROM error
Trouble content
Detail MFP
Cause The firmware update is failed because of turning
OFF the power during the firmware update
operation, etc.
Check & Remedy Use SIM49-1 to execute update of the firmware.
A0-10 MFP PWB ROM error
Trouble content
Detail MFP
Cause Firmware combination error between the MFP and
the image ROM (color correction ROM).
Check & Remedy Upgrade the firmware versions of the MFP and the
image ROM (color correction ROM).
A0-11 Firmware version inconsistency
(MFP - PCU)
Trouble content
Detail MFP
Cause Firmware combination error between the MFP and
the PCU.
Check & Remedy Check the combination between the MFP and the
PCU.
A0-12 Firmware version inconsistency
(MFP - SCU)
Trouble content
Detail MFP
Cause Firmware combination error between the MFP and
the SCU.
Check & Remedy Check the combination between the MFP and the
SCU.
A0-20 Conflict firmware and EEPROM data
version (MFP)
Trouble content
Detail MFP
Cause Inconsistency between the MFP firmware version
and the EEPROM data version.
Check & Remedy Check the combination of the firmware.