Read Sharp MX-6240N / MX-7040N (serv.man26) Service Manual online
MX-7040N TROUBLESHOOTING 7 – 12
A0-10
Color profile error
A0-11
Firmware version inconsistency
(MFP - PCU)
A0-14
Inconsistency between the MFP and
the CPU firmware version
A0-15
Incompatible DSK BOOT and program
firmware
A0-16
Data error of the energy-saving NIC
controller firmware in the SD card
A0-17
Inconsistency between the UI data
and the CPU firmware version
A0-20
Conflict firmware and EEPROM dat a
version (MFP)
A0-21
Conflict firmware and EEPROM dat a
version (PCU)
A0-22
Conflict firmware and EEPROM dat a
version (SCU)
C1-01
Charger cleaner trouble (K)
Trouble content
Color profile error
Detail
MFP
Cause
The content of the color profile is abnormal.
Combination error between the MFPC PWB firmware
and the color profile
Combination error between the MFPC PWB firmware
and the color profile
Check & Remedy
Upgrade the firmware collectively.
Replace the MFPC PWB.
Replace the MFPC PWB.
Trouble content
Detail
MFP
Cause
Firmware combination error between the MFP and the
PCU.
PCU.
Check & Remedy
Install the firmware in the all-firmware version-up
mode.
mode.
Trouble content
Detail
MFP
Cause
Combination error between the MFP and the CPU UI
firmware version.
firmware version.
Check & Remedy
Install the firmware in the all-firmware version-up
mode.
mode.
Trouble content
Detail
MFP
Cause
Installation of the normal firmware was performed with
a security kit enable.
a security kit enable.
Check & Remedy
Stop installation of the normal firmware.
Trouble content
Data error of the energy-saving NIC controller
firmware in the SD card.
firmware in the SD card.
Detail
MFP
Cause
SD card trouble.
MFPC PWB trouble.
MFPC PWB trouble.
Check & Remedy
Reinstall the firmware.
Replace the SD card.
Replace the MFPC PWB.
Replace the SD card.
Replace the MFPC PWB.
Trouble content
Detail
MFP
Cause
Combination error between the UI contents data and
the CPU UI firmware version.
the CPU UI firmware version.
Check & Remedy
Install the firmware in the all-firmware version-up
mode.
mode.
Trouble content
Detail
MFP
Cause
Inconsistency between the MFP firmware version and
the EEPROM data version.
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.
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.
the EEPROM data version.
Check & Remedy
Check the combination of the firmware.
Trouble content
Detail
PCU
Cause
The main charger unit (K) is not installed properly.
There is an abnormality in the main charger unit (K).
Connector connection trouble of the drum unit (K) HP
sensor, the discharge lamp, or the after-transfer
discharge lamp.
Harness disconnection of the drum unit (K) HP
sensor, the discharge lamp, or the after-transfer
discharge lamp.
HP sensor dirt.
Charger cleaner motor (K) trouble.
PCU PWB connector connection trouble/PWB trouble.
There is an abnormality in the main charger unit (K).
Connector connection trouble of the drum unit (K) HP
sensor, the discharge lamp, or the after-transfer
discharge lamp.
Harness disconnection of the drum unit (K) HP
sensor, the discharge lamp, or the after-transfer
discharge lamp.
HP sensor dirt.
Charger cleaner motor (K) trouble.
PCU PWB connector connection trouble/PWB trouble.
Check & Remedy
Use SIM6-4 to check the operation of the charger
cleaner.
Check disconnection of the main charger unit./
Replace.
Check for disconnection of the connector of the drum
unit (K) HP sensor, the discharge lamp, and the after-
transfer discharge lamp.
Check the harness of the drum unit (K) HP sensor, the
discharge lamp, and the after-transfer discharge lamp.
(Since the earth wire is common to them, check the
three positions.)
Clean the HP sensor.
Check disconnection of the PCU PWB connector./
Replace PWB.
Replace the charger cleaner motor (K).
cleaner.
Check disconnection of the main charger unit./
Replace.
Check for disconnection of the connector of the drum
unit (K) HP sensor, the discharge lamp, and the after-
transfer discharge lamp.
Check the harness of the drum unit (K) HP sensor, the
discharge lamp, and the after-transfer discharge lamp.
(Since the earth wire is common to them, check the
three positions.)
Clean the HP sensor.
Check disconnection of the PCU PWB connector./
Replace PWB.
Replace the charger cleaner motor (K).
Click on the first or last page to see other MX-6240N / MX-7040N (serv.man26) service manuals if exist.