Sharp MXM264N常見故障代碼描述,英文手冊(cè)2
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Code: F2-70
Description:
Improper toner cartridge detection
Causes:
An improper toner cartridge is inserted. (The main unit detects a toner cartridge of a different specification.) Toner cartridge trouble. PCU PWB trouble.
Remedy:
Replace the toner cartridge. Replace the PCU PWB.
Code: F2-74
Description:
Toner cartridge CRUM error
Causes:
Toner cartridge (CRUM) trouble. PCU PWB trouble. Connector and harness trouble between PCU PWB and toner cartridge
Remedy:
Replace the toner cartridge. Replace the PCU PWB. Check the connector and the harness between the PCU PWB and the toner cartridge.
Code: F3-12
Description:
Paper feed tray 1 lift operation trouble
C1LUD is not turned ON within the specified time
Causes:
C1LUD is not turned ON within the specified time. C1LUD sensor trouble. Paper feed tray 1 lift unit trouble. PCU PWB trouble. Sensor harness and connector connection trouble
Remedy:
Check connection of the harness and the connector of C1LUD. Replace the lift-up unit. Replace the PCU PWB.
Code: F3-22
Description:
Paper feed tray 2 lift operation trouble
C2LUD does not turn ON within the specified time.
Causes:
C2LUD does not turn ON within the specified time. C2LUD sensor trouble. Paper feed tray 2 lift unit trouble. PCU PWB trouble. Sensor harness and connector connection trouble
Remedy:
Check the harness and the connector of C2LUD. Replace the lift-up unit. Replace the PCU PWB.
Code: F3-32
Description:
Paper feed tray 3 lift operation trouble
C3LUD does not turn ON within the specified time.
Causes:
C3LUD does not turn ON within the specified time. C3LUD sensor trouble. Paper feed tray 3 lift unit trouble. PCU PWB trouble. Sensor harness and connector connection trouble
Remedy:
Check the harness and the connector of C3LUD. Replace the lift-up unit. Replace the PCU PWB.
Code: F3-42
Description:
Paper feed tray 4 lift operation trouble
C4LUD does not turn ON within the specified time.
Causes:
C4LUD does not turn ON within the specified time. C4LUD sensor trouble. Paper feed tray 4 lift unit trouble. PCU PWB trouble. Sensor harness and connector connection trouble
Remedy:
Check the harness and the connector of C4LUD. Replace the lift-up unit. Replace the PCU PWB.
Code: F6-00
Description:
MFPC PWB - FAX communication trouble
Causes:
FAX control PWB trouble. FAX control PWB - MFPC PWB connector and harness trouble
Remedy:
Case 1 Cause FAX control PWB trouble. Check and Remedy Replace the FAX control PWB. Case 2 Cause FAX control PWB - MFPC PWB connector and harness trouble Check and Remedy Check the connector and the harness between the FAX control PWB and the MFPC PWB. Case 3 Cause FAX control PWB - Mother board connector and harness trouble Check and Remedy Check the connector and the harness between the FAX control PWB and the mother board. Case 4 Cause FAX control PWB ROM trouble / ROM pin breakage Check and Remedy Check the ROM of the FAX control PWB.
Code: F6-01
Description:
FAX control PWB EEPROM read/write error
FAX control PWB EEPROM access error (Read and write)
Causes:
FAX control PWB EEPROM trouble FAX control PWB EEPROM access circuit trouble
Remedy:
Case 1 Cause FAX control PWB EEPROM trouble Check and Remedy Check that no trouble occurs after replacement of EEPROM. Execute the memory check of SIM66-3 to insure that EEPROM can be accessed. Case 2 Cause FAX control PWB EEPROM access circuit trouble Check and Remedy Replace the FAX control PWB.
Code: F6-04
Description:
FAX MODEM operation trouble
FAX control PWB MODEM chip operation trouble
Causes:
FAX MODEM chip operation trouble. The FAX MODEM chip cannot be accessed.
Remedy:
Case 1 Cause FAX MODEM chip operation trouble. Check and remedy Replace the FAX control PWB. Case 2 Cause The FAX MODEM chip cannot be accessed. Check and Remedy Replace the FAX control PWB.
Code: F6-21
Description:
Improper combination of TEL/LIU PWB and FAX soft switch
Incompatibility between the TEL/LIU PWB and the FAX control PWB information (soft switch)
Causes:
The destination of the TEL/LIU PWB installed is improper. TEL/LIU PWB trouble.
Remedy:
Case 1 Cause The destination of the TEL/LIU PWB installed is improper. Check and Remedy Check the destination of the TEL/LIU PWB. Case 2 Cause TEL/LIU PWB trouble. Check and Remedy Replace the TEL/LIU PWB.
Code: F6-30
Description:
FAX 1-chip microprocessor access error (FAX detection)
FAX 1-chip microprocessor access error (Read and write)
Causes:
Program writing trouble to the 1-chip microprocessor, or no program data written. FAX 1-chip microprocessor circuit trouble.
Remedy:
Case 1 Cause Program writing trouble to the 1-chip microprocessor, or no program data written. Check and Remedy Use SIM66-42 to rewrite the 1-chip microprocessor program. Case 2 Cause FAX 1-chip microprocessor circuit trouble. Check and Remedy Replace the FAX control PWB.
Code: F6-97
Description:
Incompatibility between FAX control PWB and the main machine
Incompatibility between FAX control PWB and the main machine
Causes:
The FAX control PWB installed is improper. FAX control PWB trouble.
Remedy:
Install a proper FAX control PWB. Replace the FAX control PWB.
Code: F6-98
Description:
Incompatibility between the FAX control PWB destination and the main machine destination Incompatibility between the FAX control PWB destination and the main machine destination
Causes:
Incompatibility between the destination information written into the FAX control PWB EEPROM and that in the main machine (set with SIM26-6)
Remedy:
1) Check the destination of the FAX control PWB. 2) Check the destination of the machine. (SIM26-6)
Code: H2-00
Description:
Thermistor open trouble (TH_UM)
Main thermistor open hardware detection trouble
Causes:
Main thermistor trouble PCU PWB trouble Thermistor connector and harness connection trouble Fusing section connector connection trouble Fusing unit not installed
Remedy:
Use SIM44-14 to check the state of the thermistor. Replace the thermistor. Replace the PCU PWB. Check connection of the thermistor connector and the harness. Check the connector in the fusing section.
Code: H2-01
Description:
Thermistor open trouble (TH_US)
Sub thermistor open hardware detection trouble
Causes:
Sub thermistor trouble PCU PWB trouble Thermistor connector and harness connection trouble Fusing section connector connection trouble Fusing unit not installed
Remedy:
Use SIM44-14 to check the state of the thermistor. Replace the thermistor. Replace the PCU PWB. Check connection of the thermistor connector and the harness. Check the connector in the fusing section.
Code: H3-00
Description:
Fusing section high temperature trouble (TH_UM)
Main heater lamp abnormally high temperature software detection trouble
Causes:
The fusing temperature exceeds the specified level. Main thermistor trouble PCU PWB trouble Thermistor connector and harness connection trouble Power unit trouble.
Remedy:
Use SIM44-14 to check the state of the thermistor. Use SIM5-2 to check the flashing operation of the heater lamp. Use SIM14 to cancel the trouble. Replace the thermistor. Replace the PCU PWB. Check connection of the thermistor connector and the harness. Replace the power unit.
Code: H3-01
Description:
Fusing section high temperature trouble (TH_US)
Sub heater lamp abnormally high temperature software detection trouble
Causes:
The fusing temperature exceeds the specified level. Sub thermistor trouble PCU PWB trouble Thermistor connector and harness connection trouble Power unit trouble.
Remedy:
Use SIM44-14 to check the state of the thermistor. Use SIM5-2 to check the flashing operation of the heater lamp. Use SIM14 to cancel the trouble. Replace the thermistor. Replace the PCU PWB. Check connection of the thermistor connector and the harness. Replace the power unit.
Code: H4-00
Description:
Fusing section low temperature trouble (TH_UM)
The fusing temperature does not reach the specified level within the specified time from turning ON the power relay.
Causes:
Main thermistor trouble. Main heater lamp trouble. PCU PWB trouble. Thermostat trouble. Connector, harness connection trouble. HL control PWB trouble. Power unit trouble.
Remedy:
Use SIM14 to cancel the trouble. Use SIM44-14 to check the state of the thermistor. Use SIM5-2 to check the flashing operation of the heater lamp. Replace the thermistor. Replace the heater lamp. Replace the PCU PWB. Replace the thermostat. Check connection of the connector and the harness. Replace the HL control PWB. Replace the power unit.
Code: H4-01
Description:
Fusing section low temperature trouble (TH_US)
The fusing temperature does not reach the specified level within the specified time from turning ON the power relay.
Causes:
Sub thermistor trouble. Sub heater lamp trouble. PCU PWB trouble. Thermostat trouble. Connector, harness connection trouble. HL control PWB trouble. Power unit trouble.
Remedy:
Use SIM14 to cancel the trouble. Use SIM44-14 to check the state of the thermistor. Use SIM5-2 to check the flashing operation of the heater lamp. Replace the thermistor. Replace the heater lamp. Replace the PCU PWB. Replace the thermostat. Check connection of the connector and the harness. Replace the HL control PWB. Replace the power unit.
Code: H5-01
Description:
5-time continuous jams of POD1, POD2, or PPD2
Causes:
A fusing jam is not canceled completely. (A jam paper remains.) POD1/POD2/PPD2 sensor trouble Fusing unit installation trouble POD1/POD2/PPD2 sensor connector and harness connection trouble PCU PWB trouble Fusing unit, drive section trouble
Remedy:
Replace the POD1/POD2/PPD2 sensor. Check installation of the fusing unit. Replace the fusing unit. Check paper around the fusing unit section. Check connection of the POD1/POD2/PPD2 sensor connector and the harness. Replace the PCU PWB. Use SIM14 to cancel the trouble.
Code: L1-00
Description:
Scanner feed trouble
Scanner feed is not completed within the specified time.
Causes:
Scanner unit trouble. SCU PWB trouble. Scanner control PWB trouble. Harness and connector connection trouble. Scanner home position sensor trouble. Scanner motor trouble.
Remedy:
Use SIM1-1 to check the scan operation. Replace the scanner unit. Replace the SCU PWB. Check connection of the connectors and the harness. Replace the scanner home position sensor. Replace the scanner motor.
Code: L3-00
Description:
Scanner return trouble
Scanner return is not completed within the specified time.
Causes:
Scanner unit trouble SCU PWB trouble Scanner control PWB trouble Harness and connector connection trouble Scanner home position sensor trouble Scanner motor trouble
Remedy:
Use SIM1-1 to check the scan operation. Replace the scanner unit. Replace the SCU PWB. Check connection of the connectors and the harness. Replace the scanner home position sensor. Replace the scanner motor.
Code: L4-01
Description:
Main motor lock trouble
The motor lock signal is detected during rotation of the main motor.
Causes:
Main motor lock trouble Harness and connector connection trouble PCU PWB trouble
Remedy:
Use SIM6-1 to check the operation of the main motor lock. Replace the main motor. Check connection of the connectors and the harness. Replace the PCU PWB.
Code: L4-11
Description:
Shift motor trouble
No change in the shifter home position sensor signal is detected in the operation of the shifter initializing.
Causes:
Shift motor trouble. PCU PWB trouble. Connection trouble of the connector and the harness. Shifter home position sensor trouble.
Remedy:
Use SIM6-1 to check the shift operation. Use SIM30-1 to check the operation of the shifter home position sensor. Replace the shift motor. Replace the PCU PWB. Check connection of the connector and the harness. Replace the shifter home position sensor.
Code: L4-30
Description:
MFP fan motor trouble
The motor lock signal is detected during rotation of the MFP fan motor.
Causes:
Fan motor trouble. Harness connection trouble between the MFPC PWB and the fan motor. MFP circuit trouble.
Remedy:
Use SIM6-2 to check the rotating operation of the fan. Check the harness and the connector between the MFPC PWB and the fan motor.
Code: L4-31
Description:
Paper exit cooling fan trouble
The fan operation signal is not detected.
Causes:
Paper exit cooling fan trouble. PCU PWB trouble Connection trouble of the connector and the harness.
Remedy:
Check connection of the connectors and the harness. Use SIM6-2 to check the rotating operation of the fan. Replace the paper exit cooling fan. Replace the PCU PWB.
Code: L4-32
Description:
Power source cooling fan trouble
The fan operation signal is not detected.
Causes:
Power cooling fan trouble. PCU PWB trouble. Connection trouble of the connector and the harness.
Remedy:
Use SIM6-2 to check that the fan is actually rotating. Replace the power cooling fan. Replace the PCU PWB. Check connection of the connectors and the harness.
Code: L4-35
Description:
Fusing cooling fan trouble
The fan operation signal is not detected.
Causes:
Fusing cooling fan trouble. PCU PWB trouble. Connection trouble of the connector and the harness.
Remedy:
Use SIM6-2 to check that the fan is actually rotating. Replace the fusing cooling fan. Replace the PCU PWB. Check connection of the connector and the harness.
Code: L4-43
Description:
Paper exit cooling fan 2 trouble
The fan operation signal is not detected.
Causes:
Paper exit cooling fan trouble. PCU PWB trouble. Connection trouble of the connector and the harness.
Remedy:
Replace the fan. Replace the PCU PWB. Check the connector and the harness. Use SIM6-2 to check that the fan is actually rotating.
Code: L4-44
Description:
Power cooling fan 2 trouble
The lock signal is detected while the power cooling fan is operating.
Causes:
Power cooling fan trouble. PCU PWB trouble. Connection trouble of the connector and the harness.
Remedy:
Use SIM6-2 to check that the fan is actually rotating. Replace the power cooling fan. Replace the PCU PWB. Check the connector and the harness.
Code: L4-56
Description:
Fusing cooling fan 2 trouble
The fan operation signal is not detected.
Causes:
Fusing cooling fan 2 trouble PCU PWB trouble. Connection trouble of the connector and the harness.
Remedy:
Use SIM6-2 to check that the fan is actually rotating. Replace the fusing cooling fan. Replace the PCU PWB. Check the connector and the harness.
Code: L6-10
Description:
Polygon motor trouble
The polygon motor does not reach the specified RPM within the specified time after starting rotation of the polygon motor.
Causes:
Polygon motor trouble. LSU mother PWB trouble. Connection trouble of the connector and the harness.
Remedy:
Use SIM61-1 to check the operation of the polygon motor. Check connection of the connector and the harness. Replace the LSU. Replace the LSU mother PWB.
Code: L8-01
Description:
Full wave signal detection error
The full wave signal is not detected.
Causes:
PCU PWB trouble. Power unit trouble. Connection trouble of the connector and the harness.
Remedy:
Replace the PCU PWB. Replace the power unit. Check connection of the connector and the harness.
Code: L8-02
Description:
Full wave signal width abnormality
The full wave signal frequency is judged as abnormal. (The detected freauency is over 65Hz or below 45Hz.)
Causes:
PCU PWB trouble. Power unit trouble. Harness trouble.
Remedy:
Replace the PCU PWB. Replace the power unit. Check connection of the connector and the harness.
Code: L8-20
Description:
Power controller communication trouble
Communication establishment error / Framing / Parity / Protocol error
Causes:
PCU PWB - MFPC PWB connector connection trouble. Broken connector pin of the PCU PWB of the MFPC PWB.
Remedy:
Replace the PCU PWB. Check connector connection between the PCU PWB and the MFPC PWB. Check the ground of the main unit.
Code: P1-00
Description:
PCI communication error
Causes:
Communication error between the MFPC PWB and the PCI. Connection failure of connectors and harness between the MFPC PWB and the PCI. MFPC PWB trouble. PCI control PWB trouble.
Remedy:
Check connection of the harness and connectors between the MFPC PWB and the PCI. Check the MFPC PWB, and replace if necessary. (Refer to the necessary procedures after replacement of the MFPC PWB in the Service Manual, and perform the procedures.) Check the PCI control PWB, and replace if necessary.
Code: P1-01
Description:
PCI fan error
Causes:
The PCI fan operation signal is not detected. PCI fan trouble. PCI control PWB trouble.
Remedy:
Check connection of the connectors and harness between the PCI fan and the PCI control PWB. Check the PCI control PWB, and replace if necessary. Check the PCI fan, and replace if necessary.
Code: P1-02
Description:
Plasma generating device error
Causes:
Connection failure of connectors and harness between the plasma generating device and the PCI control PWB. Plasma generating device trouble. PCI control PWB trouble.
Remedy:
Check connection of the connectors and harness between the plasma generating device and the PCI control PWB. Replace the plasma generating device. Check the PCI control PWB, and replace if necessary.
Code: PC--
Description:
Personal counter not detected
Causes:
The personal counter is not installed. The personal counter is not detected. SCU PWB trouble.
Remedy:
Check connection of the connectors and the harness. Replace the SCU PWB.
Code: U1-01
Description:
Battery trouble
RTC backup battery voltage fall
Causes:
1) Battery life
2) Battery circuit abnormality
Remedy:
Check to confirm that the battery voltage is about 2.5V or above. Replace the battery.
Code: U2-00
Description:
MFP EEPROM read/write error
Causes:
MFPC PWB EEPROM trouble EEPROM socket contact trouble MFPC PWB trouble Strong external noises.
Remedy:
Replace the MFPC PWB EEPROM. Replace the MFPC PWB. (Refer to the pages on the necessary works after replacing the MFPC PWB in the Service Manual, and perform the works.) Check the power environment.
Code: U2-05
Description:
SD/MFPC PWB SRAM contents inconsistency
The SD card or the MFPC PWB installed is improper. (Erroneous detection of account management data)
Causes:
The SD card was replaced. The MFPC PWB was replaced. SD card trouble MFPC PWB trouble
Remedy:
Refer to the pages on the necessary works after replacing the SD and the MFPC PWB in the Service Manual, and perform the works. Use SIM16 to cancel the error.
Code: U2-10
Description:
MFPC PWB SRAM user authentication index check sum error
Causes:
SRAM user index information (user authentication basic data) check sum error. MFPC PWB SRAM trouble. MFPC PWB trouble. Strong external noises.
Remedy:
Use SIM16 to cancel the error. (Index information data in the HDD are transferred to the SRAM.) Replace the MFPC PWB. (Refer to the pages on the necessary works after replacing the MFPC PWB in the Service Manual, and perform the works.)
Code: U2-11
Description:
MFPC PWB EEPROM counter check sum error
Causes:
MFPC PWB EEPROM trouble EEPROM socket contact trouble MFPC PWB trouble Strong external noises.
Remedy:
Use SIM16 to cancel the error. (The previous writing data (about the latest 8 sheets) are written into the EEPROM.) Replace the MFPC PWB. (Refer to the pages on the necessary works after replacing the MFPC PWB in the Service Manual, and perform the works.)
Code: U2-24
Description:
MFPC PWB SRAM memory user authentication counter check sum error
Causes:
MFPC PWB SRAM trouble MFPC PWB trouble Strong external noises.
Remedy:
Use SIM16 to cancel the error. (The check sum error detection data are calculated again to reset the proper check sum data.) Replace the MFPC PWB. (Refer to the pages on the necessary works after replacing the MFPC PWB in the Service Manual, and perform the works.)
Code: U2-30
Description:
MFPC PWB and PCU PWB manufacturing No. data inconsistency
Inconsistency between the manufacturing No. saved
in the PCU PWB and that in the MFPC PWB.
Causes:
When replacing the PCU PWB or the MFPC PWB, the EEPROM which was mounted on the PWB before replacement is not mounted on the new PWB. MFPC PWB trouble PCU PWB trouble
Remedy:
Check that the EEPROM is properly set. Check to confirm that the EEPROM which was mounted on the PWB before replacement is mounted on the new PWB. Replace the MFPC PWB. (Refer to the pages on the necessary works after replacing the MFPC PWB in the Service Manual, and perform the works.) Replace the PCU PWB.
Code: U2-40
Description:
SD card system storage data area error
Causes:
A file error occurs in the SD card system storage data partition. SD card trouble MFPC PWB trouble
Remedy:
Turn OFF/ON the power, and the backup data in the HDD are written into the SD card and the machine is automatically booted. Check the MFPC PWB, and replace if necessary. Check the SD card, and replace if necessary.
Code: U2-41
Description:
HDD system storage data area error
Causes:
A file error occurs in the HDD system saved data area, disabling backup of the saved file of the machine adjustment values in the SD card. HDD trouble MFPC PWB trouble
Remedy:
Check the HDD, and replace if necessary. Check the MFPC PWB, and replace if necessary. When replacing the HDD and the MFPC PWB, refer to the chapter of "Necessary works and procedures of HDD and MFPC PWB replacement."
Code: U2-42
Description:
Machine adjustment data (system storage data area) error
Causes:
The saved file of the machine adjustment values in the SD card and the HDD cannot be found or is broken. Both of the SD card set data and the HDD system saved data area are broken. HDD trouble MFPC PWB trouble SD card trouble
Remedy:
Check the HDD, and replace if necessary. Check the MFPC PWB, and replace if necessary. Check the SD card, and replace if necessary. When replacing the HDD, the MFPC PWB, and the SD card, refer to the chapter of "Necessary works and procedures of HDD, MFPC PWB, and SD card replacement." Use SIM to adjust the machine again and set the adjustment values.
Code: U2-50
Description:
HDD user authentication data check sum error (SD card when no HDD is installed)
Causes:
HDD trouble MFPC PWB trouble Strong external noises.
Remedy:
Check the data related to the check sum error (address book, image send system registration data (senders record, meta data)) and register again. Use SIM16 to cancel the U2 trouble. Replace the HDD*1. Replace the MFPC PWB. (Refer to the pages on the necessary works after replacing the HDD and the MFPC PWB in the Service Manual, and perform the works.)*1 SD card when no HDD is installed.
Code: U2-60
Description:
Watermark check error
Causes:
Watermark data trouble HDD trouble MFPC PWB trouble
Remedy:
Use SIM16 to cancel the U2 trouble. Use SIM49-5 to install the watermark data. Replace the HDD. Replace the MFPC PWB. (Refer to the pages on the necessary works after replacing the HDD and the MFPC PWB in the Service Manual, and perform the works.)
Code: U2-80
Description:
SCU PWB EEPROM read/write error
Causes:
SCU PWB EEPROM trouble SCU PWB trouble SCU PWB EEPROM socket connection trouble
Remedy:
Replace the SCU PWB EEPROM. Replace the SCU PWB. Check connection of the SCU PWB EEPROM socket. Check the SIM adjustment value of the following items, and adjust again if they are improper. • Scanner-related adjustments • Touch panel-related adjustments Use SIM16 to cancel the trouble. To avoid missing of the counter data and the adjustment values, use this simulation to save the counter data and the adjustment values. (If there is a printer option, use SIM22-01 to save the counter data and the adjustment values.)
Code: U2-81
Description:
SCU PWB EEPROM check sum error
Causes:
SCU PWB EEPROM trouble. Installation of non-initialized EEPROM. SCU PWB trouble. EEPROM socket contact trouble.
Remedy:
Replace the SCU PWB EEPROM. Replace the SCU PWB. Check contact of the EEPROM socket. Use SIM16 to cancel the trouble. (The check sum error detection data are calculated again to reset the proper check sum data.) To avoid missing of the counter data and the adjustment values, use this simulation to save the counter data and the adjustment values. (If there is a printer option, use SIM22-01 to save the counter data and the adjustment values.)
Code: U2-90
Description:
PCU PWB EEPROM read/write error
Causes:
PCU PWB EEPROM trouble PCU PWB trouble EEPROM socket contact trouble
Remedy:
Replace the PCU PWB EEPROM. Check the SIM adjustment values of the engine, and adjust again if they are improper. Replace the PCU PWB. Check contact of the EEPROM socket. Use SIM16 to cancel the trouble. To avoid missing of the counter data and the adjustment values, use this simulation to save the counter data and the adjustment values. (If there is a printer option, use SIM22-01 to save the counter data and the adjustment values.)
Code: U2-91
Description:
PCU PWB EEPROM check sum error
Causes:
PCU PWB EEPROM trouble PCU PWB trouble EEPROM socket contact trouble
Remedy:
Replace the PCU PWB EEPROM. Replace the PCU PWB. Check contact of the EEPROM socket. Use SIM16 to cancel the trouble. (The check sum error detection data are calculated again to reset the proper check sum data.) To avoid missing of the counter data and the adjustment values, use this simulation to save the counter data and the adjustment values. (If there is a printer option, use SIM22-01 to save the counter data and the adjustment values.)
Code: U7-50
Description:
MFPC PWB - Vendor machine communication error
Causes:
Improper setting of the vendor machine specifications (SIM26-3). Vendor machine trouble. MFPC PWB trouble. Connector, harness connection trouble. Strong external noises
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 MFPC PWB.
Code: U7-51
Description:
Vendor machine error
MFP (Notification of a trouble from the serial vendor)
Causes:
Serial vendor machine trouble. Connector, harness connection trouble.
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.
Code: UC-02
Description:
CPT - ASIC error
Access error to the CPT-ASIC (The ASIC does not operate normally.)
Causes:
BtoB connector connection trouble. SCU PWB trouble. CPT-ASIC trouble.
Remedy:
Check the BtoB connector. Replace the SCU PWB or Option PWB.
Code: UC-20
Description:
DOCC ASIC error
Access error to the DOCC-ASIC (The ASIC does not
operate normally.)
Causes:
BtoB connector connection trouble. SCU PWB trouble. DOCC-ASIC trouble.
Remedy:
Check the BtoB connector. Replace the SCU PWB or Option PWB.
Description:
Improper toner cartridge detection
Causes:
An improper toner cartridge is inserted. (The main unit detects a toner cartridge of a different specification.) Toner cartridge trouble. PCU PWB trouble.
Remedy:
Replace the toner cartridge. Replace the PCU PWB.
Code: F2-74
Description:
Toner cartridge CRUM error
Causes:
Toner cartridge (CRUM) trouble. PCU PWB trouble. Connector and harness trouble between PCU PWB and toner cartridge
Remedy:
Replace the toner cartridge. Replace the PCU PWB. Check the connector and the harness between the PCU PWB and the toner cartridge.
Code: F3-12
Description:
Paper feed tray 1 lift operation trouble
C1LUD is not turned ON within the specified time
Causes:
C1LUD is not turned ON within the specified time. C1LUD sensor trouble. Paper feed tray 1 lift unit trouble. PCU PWB trouble. Sensor harness and connector connection trouble
Remedy:
Check connection of the harness and the connector of C1LUD. Replace the lift-up unit. Replace the PCU PWB.
Code: F3-22
Description:
Paper feed tray 2 lift operation trouble
C2LUD does not turn ON within the specified time.
Causes:
C2LUD does not turn ON within the specified time. C2LUD sensor trouble. Paper feed tray 2 lift unit trouble. PCU PWB trouble. Sensor harness and connector connection trouble
Remedy:
Check the harness and the connector of C2LUD. Replace the lift-up unit. Replace the PCU PWB.
Code: F3-32
Description:
Paper feed tray 3 lift operation trouble
C3LUD does not turn ON within the specified time.
Causes:
C3LUD does not turn ON within the specified time. C3LUD sensor trouble. Paper feed tray 3 lift unit trouble. PCU PWB trouble. Sensor harness and connector connection trouble
Remedy:
Check the harness and the connector of C3LUD. Replace the lift-up unit. Replace the PCU PWB.
Code: F3-42
Description:
Paper feed tray 4 lift operation trouble
C4LUD does not turn ON within the specified time.
Causes:
C4LUD does not turn ON within the specified time. C4LUD sensor trouble. Paper feed tray 4 lift unit trouble. PCU PWB trouble. Sensor harness and connector connection trouble
Remedy:
Check the harness and the connector of C4LUD. Replace the lift-up unit. Replace the PCU PWB.
Code: F6-00
Description:
MFPC PWB - FAX communication trouble
Causes:
FAX control PWB trouble. FAX control PWB - MFPC PWB connector and harness trouble
Remedy:
Case 1 Cause FAX control PWB trouble. Check and Remedy Replace the FAX control PWB. Case 2 Cause FAX control PWB - MFPC PWB connector and harness trouble Check and Remedy Check the connector and the harness between the FAX control PWB and the MFPC PWB. Case 3 Cause FAX control PWB - Mother board connector and harness trouble Check and Remedy Check the connector and the harness between the FAX control PWB and the mother board. Case 4 Cause FAX control PWB ROM trouble / ROM pin breakage Check and Remedy Check the ROM of the FAX control PWB.
Code: F6-01
Description:
FAX control PWB EEPROM read/write error
FAX control PWB EEPROM access error (Read and write)
Causes:
FAX control PWB EEPROM trouble FAX control PWB EEPROM access circuit trouble
Remedy:
Case 1 Cause FAX control PWB EEPROM trouble Check and Remedy Check that no trouble occurs after replacement of EEPROM. Execute the memory check of SIM66-3 to insure that EEPROM can be accessed. Case 2 Cause FAX control PWB EEPROM access circuit trouble Check and Remedy Replace the FAX control PWB.
Code: F6-04
Description:
FAX MODEM operation trouble
FAX control PWB MODEM chip operation trouble
Causes:
FAX MODEM chip operation trouble. The FAX MODEM chip cannot be accessed.
Remedy:
Case 1 Cause FAX MODEM chip operation trouble. Check and remedy Replace the FAX control PWB. Case 2 Cause The FAX MODEM chip cannot be accessed. Check and Remedy Replace the FAX control PWB.
Code: F6-21
Description:
Improper combination of TEL/LIU PWB and FAX soft switch
Incompatibility between the TEL/LIU PWB and the FAX control PWB information (soft switch)
Causes:
The destination of the TEL/LIU PWB installed is improper. TEL/LIU PWB trouble.
Remedy:
Case 1 Cause The destination of the TEL/LIU PWB installed is improper. Check and Remedy Check the destination of the TEL/LIU PWB. Case 2 Cause TEL/LIU PWB trouble. Check and Remedy Replace the TEL/LIU PWB.
Code: F6-30
Description:
FAX 1-chip microprocessor access error (FAX detection)
FAX 1-chip microprocessor access error (Read and write)
Causes:
Program writing trouble to the 1-chip microprocessor, or no program data written. FAX 1-chip microprocessor circuit trouble.
Remedy:
Case 1 Cause Program writing trouble to the 1-chip microprocessor, or no program data written. Check and Remedy Use SIM66-42 to rewrite the 1-chip microprocessor program. Case 2 Cause FAX 1-chip microprocessor circuit trouble. Check and Remedy Replace the FAX control PWB.
Code: F6-97
Description:
Incompatibility between FAX control PWB and the main machine
Incompatibility between FAX control PWB and the main machine
Causes:
The FAX control PWB installed is improper. FAX control PWB trouble.
Remedy:
Install a proper FAX control PWB. Replace the FAX control PWB.
Code: F6-98
Description:
Incompatibility between the FAX control PWB destination and the main machine destination Incompatibility between the FAX control PWB destination and the main machine destination
Causes:
Incompatibility between the destination information written into the FAX control PWB EEPROM and that in the main machine (set with SIM26-6)
Remedy:
1) Check the destination of the FAX control PWB. 2) Check the destination of the machine. (SIM26-6)
Code: H2-00
Description:
Thermistor open trouble (TH_UM)
Main thermistor open hardware detection trouble
Causes:
Main thermistor trouble PCU PWB trouble Thermistor connector and harness connection trouble Fusing section connector connection trouble Fusing unit not installed
Remedy:
Use SIM44-14 to check the state of the thermistor. Replace the thermistor. Replace the PCU PWB. Check connection of the thermistor connector and the harness. Check the connector in the fusing section.
Code: H2-01
Description:
Thermistor open trouble (TH_US)
Sub thermistor open hardware detection trouble
Causes:
Sub thermistor trouble PCU PWB trouble Thermistor connector and harness connection trouble Fusing section connector connection trouble Fusing unit not installed
Remedy:
Use SIM44-14 to check the state of the thermistor. Replace the thermistor. Replace the PCU PWB. Check connection of the thermistor connector and the harness. Check the connector in the fusing section.
Code: H3-00
Description:
Fusing section high temperature trouble (TH_UM)
Main heater lamp abnormally high temperature software detection trouble
Causes:
The fusing temperature exceeds the specified level. Main thermistor trouble PCU PWB trouble Thermistor connector and harness connection trouble Power unit trouble.
Remedy:
Use SIM44-14 to check the state of the thermistor. Use SIM5-2 to check the flashing operation of the heater lamp. Use SIM14 to cancel the trouble. Replace the thermistor. Replace the PCU PWB. Check connection of the thermistor connector and the harness. Replace the power unit.
Code: H3-01
Description:
Fusing section high temperature trouble (TH_US)
Sub heater lamp abnormally high temperature software detection trouble
Causes:
The fusing temperature exceeds the specified level. Sub thermistor trouble PCU PWB trouble Thermistor connector and harness connection trouble Power unit trouble.
Remedy:
Use SIM44-14 to check the state of the thermistor. Use SIM5-2 to check the flashing operation of the heater lamp. Use SIM14 to cancel the trouble. Replace the thermistor. Replace the PCU PWB. Check connection of the thermistor connector and the harness. Replace the power unit.
Code: H4-00
Description:
Fusing section low temperature trouble (TH_UM)
The fusing temperature does not reach the specified level within the specified time from turning ON the power relay.
Causes:
Main thermistor trouble. Main heater lamp trouble. PCU PWB trouble. Thermostat trouble. Connector, harness connection trouble. HL control PWB trouble. Power unit trouble.
Remedy:
Use SIM14 to cancel the trouble. Use SIM44-14 to check the state of the thermistor. Use SIM5-2 to check the flashing operation of the heater lamp. Replace the thermistor. Replace the heater lamp. Replace the PCU PWB. Replace the thermostat. Check connection of the connector and the harness. Replace the HL control PWB. Replace the power unit.
Code: H4-01
Description:
Fusing section low temperature trouble (TH_US)
The fusing temperature does not reach the specified level within the specified time from turning ON the power relay.
Causes:
Sub thermistor trouble. Sub heater lamp trouble. PCU PWB trouble. Thermostat trouble. Connector, harness connection trouble. HL control PWB trouble. Power unit trouble.
Remedy:
Use SIM14 to cancel the trouble. Use SIM44-14 to check the state of the thermistor. Use SIM5-2 to check the flashing operation of the heater lamp. Replace the thermistor. Replace the heater lamp. Replace the PCU PWB. Replace the thermostat. Check connection of the connector and the harness. Replace the HL control PWB. Replace the power unit.
Code: H5-01
Description:
5-time continuous jams of POD1, POD2, or PPD2
Causes:
A fusing jam is not canceled completely. (A jam paper remains.) POD1/POD2/PPD2 sensor trouble Fusing unit installation trouble POD1/POD2/PPD2 sensor connector and harness connection trouble PCU PWB trouble Fusing unit, drive section trouble
Remedy:
Replace the POD1/POD2/PPD2 sensor. Check installation of the fusing unit. Replace the fusing unit. Check paper around the fusing unit section. Check connection of the POD1/POD2/PPD2 sensor connector and the harness. Replace the PCU PWB. Use SIM14 to cancel the trouble.
Code: L1-00
Description:
Scanner feed trouble
Scanner feed is not completed within the specified time.
Causes:
Scanner unit trouble. SCU PWB trouble. Scanner control PWB trouble. Harness and connector connection trouble. Scanner home position sensor trouble. Scanner motor trouble.
Remedy:
Use SIM1-1 to check the scan operation. Replace the scanner unit. Replace the SCU PWB. Check connection of the connectors and the harness. Replace the scanner home position sensor. Replace the scanner motor.
Code: L3-00
Description:
Scanner return trouble
Scanner return is not completed within the specified time.
Causes:
Scanner unit trouble SCU PWB trouble Scanner control PWB trouble Harness and connector connection trouble Scanner home position sensor trouble Scanner motor trouble
Remedy:
Use SIM1-1 to check the scan operation. Replace the scanner unit. Replace the SCU PWB. Check connection of the connectors and the harness. Replace the scanner home position sensor. Replace the scanner motor.
Code: L4-01
Description:
Main motor lock trouble
The motor lock signal is detected during rotation of the main motor.
Causes:
Main motor lock trouble Harness and connector connection trouble PCU PWB trouble
Remedy:
Use SIM6-1 to check the operation of the main motor lock. Replace the main motor. Check connection of the connectors and the harness. Replace the PCU PWB.
Code: L4-11
Description:
Shift motor trouble
No change in the shifter home position sensor signal is detected in the operation of the shifter initializing.
Causes:
Shift motor trouble. PCU PWB trouble. Connection trouble of the connector and the harness. Shifter home position sensor trouble.
Remedy:
Use SIM6-1 to check the shift operation. Use SIM30-1 to check the operation of the shifter home position sensor. Replace the shift motor. Replace the PCU PWB. Check connection of the connector and the harness. Replace the shifter home position sensor.
Code: L4-30
Description:
MFP fan motor trouble
The motor lock signal is detected during rotation of the MFP fan motor.
Causes:
Fan motor trouble. Harness connection trouble between the MFPC PWB and the fan motor. MFP circuit trouble.
Remedy:
Use SIM6-2 to check the rotating operation of the fan. Check the harness and the connector between the MFPC PWB and the fan motor.
Code: L4-31
Description:
Paper exit cooling fan trouble
The fan operation signal is not detected.
Causes:
Paper exit cooling fan trouble. PCU PWB trouble Connection trouble of the connector and the harness.
Remedy:
Check connection of the connectors and the harness. Use SIM6-2 to check the rotating operation of the fan. Replace the paper exit cooling fan. Replace the PCU PWB.
Code: L4-32
Description:
Power source cooling fan trouble
The fan operation signal is not detected.
Causes:
Power cooling fan trouble. PCU PWB trouble. Connection trouble of the connector and the harness.
Remedy:
Use SIM6-2 to check that the fan is actually rotating. Replace the power cooling fan. Replace the PCU PWB. Check connection of the connectors and the harness.
Code: L4-35
Description:
Fusing cooling fan trouble
The fan operation signal is not detected.
Causes:
Fusing cooling fan trouble. PCU PWB trouble. Connection trouble of the connector and the harness.
Remedy:
Use SIM6-2 to check that the fan is actually rotating. Replace the fusing cooling fan. Replace the PCU PWB. Check connection of the connector and the harness.
Code: L4-43
Description:
Paper exit cooling fan 2 trouble
The fan operation signal is not detected.
Causes:
Paper exit cooling fan trouble. PCU PWB trouble. Connection trouble of the connector and the harness.
Remedy:
Replace the fan. Replace the PCU PWB. Check the connector and the harness. Use SIM6-2 to check that the fan is actually rotating.
Code: L4-44
Description:
Power cooling fan 2 trouble
The lock signal is detected while the power cooling fan is operating.
Causes:
Power cooling fan trouble. PCU PWB trouble. Connection trouble of the connector and the harness.
Remedy:
Use SIM6-2 to check that the fan is actually rotating. Replace the power cooling fan. Replace the PCU PWB. Check the connector and the harness.
Code: L4-56
Description:
Fusing cooling fan 2 trouble
The fan operation signal is not detected.
Causes:
Fusing cooling fan 2 trouble PCU PWB trouble. Connection trouble of the connector and the harness.
Remedy:
Use SIM6-2 to check that the fan is actually rotating. Replace the fusing cooling fan. Replace the PCU PWB. Check the connector and the harness.
Code: L6-10
Description:
Polygon motor trouble
The polygon motor does not reach the specified RPM within the specified time after starting rotation of the polygon motor.
Causes:
Polygon motor trouble. LSU mother PWB trouble. Connection trouble of the connector and the harness.
Remedy:
Use SIM61-1 to check the operation of the polygon motor. Check connection of the connector and the harness. Replace the LSU. Replace the LSU mother PWB.
Code: L8-01
Description:
Full wave signal detection error
The full wave signal is not detected.
Causes:
PCU PWB trouble. Power unit trouble. Connection trouble of the connector and the harness.
Remedy:
Replace the PCU PWB. Replace the power unit. Check connection of the connector and the harness.
Code: L8-02
Description:
Full wave signal width abnormality
The full wave signal frequency is judged as abnormal. (The detected freauency is over 65Hz or below 45Hz.)
Causes:
PCU PWB trouble. Power unit trouble. Harness trouble.
Remedy:
Replace the PCU PWB. Replace the power unit. Check connection of the connector and the harness.
Code: L8-20
Description:
Power controller communication trouble
Communication establishment error / Framing / Parity / Protocol error
Causes:
PCU PWB - MFPC PWB connector connection trouble. Broken connector pin of the PCU PWB of the MFPC PWB.
Remedy:
Replace the PCU PWB. Check connector connection between the PCU PWB and the MFPC PWB. Check the ground of the main unit.
Code: P1-00
Description:
PCI communication error
Causes:
Communication error between the MFPC PWB and the PCI. Connection failure of connectors and harness between the MFPC PWB and the PCI. MFPC PWB trouble. PCI control PWB trouble.
Remedy:
Check connection of the harness and connectors between the MFPC PWB and the PCI. Check the MFPC PWB, and replace if necessary. (Refer to the necessary procedures after replacement of the MFPC PWB in the Service Manual, and perform the procedures.) Check the PCI control PWB, and replace if necessary.
Code: P1-01
Description:
PCI fan error
Causes:
The PCI fan operation signal is not detected. PCI fan trouble. PCI control PWB trouble.
Remedy:
Check connection of the connectors and harness between the PCI fan and the PCI control PWB. Check the PCI control PWB, and replace if necessary. Check the PCI fan, and replace if necessary.
Code: P1-02
Description:
Plasma generating device error
Causes:
Connection failure of connectors and harness between the plasma generating device and the PCI control PWB. Plasma generating device trouble. PCI control PWB trouble.
Remedy:
Check connection of the connectors and harness between the plasma generating device and the PCI control PWB. Replace the plasma generating device. Check the PCI control PWB, and replace if necessary.
Code: PC--
Description:
Personal counter not detected
Causes:
The personal counter is not installed. The personal counter is not detected. SCU PWB trouble.
Remedy:
Check connection of the connectors and the harness. Replace the SCU PWB.
Code: U1-01
Description:
Battery trouble
RTC backup battery voltage fall
Causes:
1) Battery life
2) Battery circuit abnormality
Remedy:
Check to confirm that the battery voltage is about 2.5V or above. Replace the battery.
Code: U2-00
Description:
MFP EEPROM read/write error
Causes:
MFPC PWB EEPROM trouble EEPROM socket contact trouble MFPC PWB trouble Strong external noises.
Remedy:
Replace the MFPC PWB EEPROM. Replace the MFPC PWB. (Refer to the pages on the necessary works after replacing the MFPC PWB in the Service Manual, and perform the works.) Check the power environment.
Code: U2-05
Description:
SD/MFPC PWB SRAM contents inconsistency
The SD card or the MFPC PWB installed is improper. (Erroneous detection of account management data)
Causes:
The SD card was replaced. The MFPC PWB was replaced. SD card trouble MFPC PWB trouble
Remedy:
Refer to the pages on the necessary works after replacing the SD and the MFPC PWB in the Service Manual, and perform the works. Use SIM16 to cancel the error.
Code: U2-10
Description:
MFPC PWB SRAM user authentication index check sum error
Causes:
SRAM user index information (user authentication basic data) check sum error. MFPC PWB SRAM trouble. MFPC PWB trouble. Strong external noises.
Remedy:
Use SIM16 to cancel the error. (Index information data in the HDD are transferred to the SRAM.) Replace the MFPC PWB. (Refer to the pages on the necessary works after replacing the MFPC PWB in the Service Manual, and perform the works.)
Code: U2-11
Description:
MFPC PWB EEPROM counter check sum error
Causes:
MFPC PWB EEPROM trouble EEPROM socket contact trouble MFPC PWB trouble Strong external noises.
Remedy:
Use SIM16 to cancel the error. (The previous writing data (about the latest 8 sheets) are written into the EEPROM.) Replace the MFPC PWB. (Refer to the pages on the necessary works after replacing the MFPC PWB in the Service Manual, and perform the works.)
Code: U2-24
Description:
MFPC PWB SRAM memory user authentication counter check sum error
Causes:
MFPC PWB SRAM trouble MFPC PWB trouble Strong external noises.
Remedy:
Use SIM16 to cancel the error. (The check sum error detection data are calculated again to reset the proper check sum data.) Replace the MFPC PWB. (Refer to the pages on the necessary works after replacing the MFPC PWB in the Service Manual, and perform the works.)
Code: U2-30
Description:
MFPC PWB and PCU PWB manufacturing No. data inconsistency
Inconsistency between the manufacturing No. saved
in the PCU PWB and that in the MFPC PWB.
Causes:
When replacing the PCU PWB or the MFPC PWB, the EEPROM which was mounted on the PWB before replacement is not mounted on the new PWB. MFPC PWB trouble PCU PWB trouble
Remedy:
Check that the EEPROM is properly set. Check to confirm that the EEPROM which was mounted on the PWB before replacement is mounted on the new PWB. Replace the MFPC PWB. (Refer to the pages on the necessary works after replacing the MFPC PWB in the Service Manual, and perform the works.) Replace the PCU PWB.
Code: U2-40
Description:
SD card system storage data area error
Causes:
A file error occurs in the SD card system storage data partition. SD card trouble MFPC PWB trouble
Remedy:
Turn OFF/ON the power, and the backup data in the HDD are written into the SD card and the machine is automatically booted. Check the MFPC PWB, and replace if necessary. Check the SD card, and replace if necessary.
Code: U2-41
Description:
HDD system storage data area error
Causes:
A file error occurs in the HDD system saved data area, disabling backup of the saved file of the machine adjustment values in the SD card. HDD trouble MFPC PWB trouble
Remedy:
Check the HDD, and replace if necessary. Check the MFPC PWB, and replace if necessary. When replacing the HDD and the MFPC PWB, refer to the chapter of "Necessary works and procedures of HDD and MFPC PWB replacement."
Code: U2-42
Description:
Machine adjustment data (system storage data area) error
Causes:
The saved file of the machine adjustment values in the SD card and the HDD cannot be found or is broken. Both of the SD card set data and the HDD system saved data area are broken. HDD trouble MFPC PWB trouble SD card trouble
Remedy:
Check the HDD, and replace if necessary. Check the MFPC PWB, and replace if necessary. Check the SD card, and replace if necessary. When replacing the HDD, the MFPC PWB, and the SD card, refer to the chapter of "Necessary works and procedures of HDD, MFPC PWB, and SD card replacement." Use SIM to adjust the machine again and set the adjustment values.
Code: U2-50
Description:
HDD user authentication data check sum error (SD card when no HDD is installed)
Causes:
HDD trouble MFPC PWB trouble Strong external noises.
Remedy:
Check the data related to the check sum error (address book, image send system registration data (senders record, meta data)) and register again. Use SIM16 to cancel the U2 trouble. Replace the HDD*1. Replace the MFPC PWB. (Refer to the pages on the necessary works after replacing the HDD and the MFPC PWB in the Service Manual, and perform the works.)*1 SD card when no HDD is installed.
Code: U2-60
Description:
Watermark check error
Causes:
Watermark data trouble HDD trouble MFPC PWB trouble
Remedy:
Use SIM16 to cancel the U2 trouble. Use SIM49-5 to install the watermark data. Replace the HDD. Replace the MFPC PWB. (Refer to the pages on the necessary works after replacing the HDD and the MFPC PWB in the Service Manual, and perform the works.)
Code: U2-80
Description:
SCU PWB EEPROM read/write error
Causes:
SCU PWB EEPROM trouble SCU PWB trouble SCU PWB EEPROM socket connection trouble
Remedy:
Replace the SCU PWB EEPROM. Replace the SCU PWB. Check connection of the SCU PWB EEPROM socket. Check the SIM adjustment value of the following items, and adjust again if they are improper. • Scanner-related adjustments • Touch panel-related adjustments Use SIM16 to cancel the trouble. To avoid missing of the counter data and the adjustment values, use this simulation to save the counter data and the adjustment values. (If there is a printer option, use SIM22-01 to save the counter data and the adjustment values.)
Code: U2-81
Description:
SCU PWB EEPROM check sum error
Causes:
SCU PWB EEPROM trouble. Installation of non-initialized EEPROM. SCU PWB trouble. EEPROM socket contact trouble.
Remedy:
Replace the SCU PWB EEPROM. Replace the SCU PWB. Check contact of the EEPROM socket. Use SIM16 to cancel the trouble. (The check sum error detection data are calculated again to reset the proper check sum data.) To avoid missing of the counter data and the adjustment values, use this simulation to save the counter data and the adjustment values. (If there is a printer option, use SIM22-01 to save the counter data and the adjustment values.)
Code: U2-90
Description:
PCU PWB EEPROM read/write error
Causes:
PCU PWB EEPROM trouble PCU PWB trouble EEPROM socket contact trouble
Remedy:
Replace the PCU PWB EEPROM. Check the SIM adjustment values of the engine, and adjust again if they are improper. Replace the PCU PWB. Check contact of the EEPROM socket. Use SIM16 to cancel the trouble. To avoid missing of the counter data and the adjustment values, use this simulation to save the counter data and the adjustment values. (If there is a printer option, use SIM22-01 to save the counter data and the adjustment values.)
Code: U2-91
Description:
PCU PWB EEPROM check sum error
Causes:
PCU PWB EEPROM trouble PCU PWB trouble EEPROM socket contact trouble
Remedy:
Replace the PCU PWB EEPROM. Replace the PCU PWB. Check contact of the EEPROM socket. Use SIM16 to cancel the trouble. (The check sum error detection data are calculated again to reset the proper check sum data.) To avoid missing of the counter data and the adjustment values, use this simulation to save the counter data and the adjustment values. (If there is a printer option, use SIM22-01 to save the counter data and the adjustment values.)
Code: U7-50
Description:
MFPC PWB - Vendor machine communication error
Causes:
Improper setting of the vendor machine specifications (SIM26-3). Vendor machine trouble. MFPC PWB trouble. Connector, harness connection trouble. Strong external noises
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 MFPC PWB.
Code: U7-51
Description:
Vendor machine error
MFP (Notification of a trouble from the serial vendor)
Causes:
Serial vendor machine trouble. Connector, harness connection trouble.
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.
Code: UC-02
Description:
CPT - ASIC error
Access error to the CPT-ASIC (The ASIC does not operate normally.)
Causes:
BtoB connector connection trouble. SCU PWB trouble. CPT-ASIC trouble.
Remedy:
Check the BtoB connector. Replace the SCU PWB or Option PWB.
Code: UC-20
Description:
DOCC ASIC error
Access error to the DOCC-ASIC (The ASIC does not
operate normally.)
Causes:
BtoB connector connection trouble. SCU PWB trouble. DOCC-ASIC trouble.
Remedy:
Check the BtoB connector. Replace the SCU PWB or Option PWB.
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