Sharp ARC170M常見故障代碼描述,英文手冊2
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Code: F2 58
Description:
Process humidity sensor breakdown
Causes:
Process humidity sensor open
Remedy:
Case 1 Cause Process humidity sensor harness disconnection Check & Remedy Check connection of the connector and the harness of the process humidity sensor. Case 2 Cause Process humidity sensor trouble Check & Remedy Replace the process humidity sensor. Case 3 Cause PCU PWB trouble Check & Remedy Replace the PCU PWB.
Code: F2 70
Description:
Developing unit improper cartridge detection (Black)
Causes:
When detecting the normal CRUM of the cartridge, improper data are detected in the CRUM contents.
Remedy:
Case 1 Cause Insertion of an improper cartridge. Developing unit trouble Check & Remedy Replace the developing unit.
Code: F2 71
Description:
Developing unit improper cartridge detection (Cyan)
Causes:
When detecting the normal CRUM of the cartridge, improper data are detected in the CRUM contents.
Remedy:
Case 1 Cause Insertion of an improper cartridge. Developing unit trouble Check & Remedy Replace the developing unit.
Code: F2 72
Description:
Developing unit improper cartridge detection (Magenta)
Causes:
When detecting the normal CRUM of the cartridge, improper data are detected in the CRUM contents.
Remedy:
Case 1 Cause Insertion of an improper cartridge. Developing unit trouble Check & Remedy Replace the developing unit.
Code: F2 73
Description:
Developing unit improper cartridge detection (Yellow)
Causes:
When detecting the normal CRUM of the cartridge, improper data are detected in the CRUM contents.
Remedy:
Case 1 Cause Insertion of an improper cartridge. Developing unit trouble Check & Remedy Replace the developing unit.
Code: F2 74
Description:
Developing unit CRUM trouble (Black)
Causes:
CRUM read/write error
Remedy:
Case 1 Cause Improper connection or disconnection of the connector and the harness between the PCU and the CRUM. Check & Remedy Check the connector and the harness between the PCU and the CRUM. Case 2 Cause Developing unit trouble Check & Remedy Replace the developing unit. Case 3 Cause Control PWB (PCU) trouble Check & Remedy Replace the PCU PWB.
Code: F2 75
Description:
Developing unit CRUM trouble (Cyan)
Causes:
CRUM read/write error
Remedy:
Case 1 Cause Improper connection or disconnection of the connector and the harness between the PCU and the CRUM. Check & Remedy Check the connector and the harness between the PCU and the CRUM. Case 2 Cause Developing unit trouble Check & Remedy Replace the developing unit. Case 3 Cause Control PWB (PCU) trouble Check & Remedy Replace the PCU PWB.
Code: F2 76
Description:
Developing unit CRUM trouble (Magenta)
Causes:
CRUM read/write error
Remedy:
Case 1 Cause Improper connection or disconnection of the connector and the harness between the PCU and the CRUM. Check & Remedy Check the connector and the harness between the PCU and the CRUM. Case 2 Cause Developing unit trouble Check & Remedy Replace the developing unit. Case 3 Cause Control PWB (PCU) trouble Check & Remedy Replace the PCU PWB.
Code: F2 77
Description:
Developing unit CRUM trouble (Yellow)
Causes:
CRUM read/write error
Remedy:
Case 1 Cause Improper connection or disconnection of the connector and the harness between the PCU and the CRUM. Check & Remedy Check the connector and the harness between the PCU and the CRUM. Case 2 Cause Developing unit trouble Check & Remedy Replace the developing unit. Case 3 Cause Control PWB (PCU) trouble Check & Remedy Replace the PCU PWB.
Code: F2 78
Description:
Trouble of image density sensor for registration (Transfer belt surface reflection ratio abnormality)
Causes:
Before starting registration, the transfer belt surface is scanned with the image density sensor to adjust the sensor gain so that the output becomes a fixed value. However, when the sensor gain is changed, the value is not within the specified range.
Remedy:
Case 1 Cause Image density sensor trouble, disconnection of the harness between the PCU PWB and the image density sensor, dirt on the image density sensor. Check & Remedy Check the sensor and the harness. Case 2 Cause Calibration plate solenoid operation trouble Check & Remedy Check the calibration plate solenoid operation. Case 3 Cause Insufficient cleaning of the transfer belt. Check & Remedy Check the transfer belt surface.
.
Code: F2 80
Description:
Half-tone process control 1st patch error (Black)
Causes:
1st step of execution of halftone process control. The low-density rising point or the high-density rising point cannot be calculated from the linear approximation formula of the ratio of the sensor output for the print gradation value obtained from the patch print result.
Remedy:
Common Check Use SIM 44-2 to adjust the process control sensor gain. Case 1 Cause When "Error" occurs in the gain adjustment of SIM 44- 2: 1. Disconnection of the harness between the PCU PWB and the image density sensor. 2. Image density sensor dirt/trouble Check & Remedy 1. Check connection of the harness between the PCU PWB and the image density sensor. 2. Clean/replace the image density sensor. Case 2 Cause When SIM 44-2 gain adjustment is completed: Insufficient cleaning of the transfer belt, calibration plate solenoid operation trouble Check & Remedy Check the drum surface and the belt surface.
Code: F2 81
Description:
Half-tone process control 1st patch error (Cyan)
Causes:
1st step of execution of halftone process control. The low-density rising point or the high-density rising point cannot be calculated from the linear approximation formula of the ratio of the sensor output for the print gradation value obtained from the patch print result.
Remedy:
Common Check Use SIM 44-2 to adjust the process control sensor gain. Case 1 Cause When "Error" occurs in the gain adjustment of SIM 44- 2: 1. Disconnection of the harness between the PCU PWB and the image density sensor. 2. Image density sensor dirt/trouble Check & Remedy 1. Check connection of the harness between the PCU PWB and the image density sensor. 2. Clean/replace the image density sensor. Case 2 Cause When SIM 44-2 gain adjustment is completed: Insufficient cleaning of the transfer belt, calibration plate solenoid operation trouble Check & Remedy Check the drum surface and the belt surface.
Code: F2 82
Description:
Half-tone process control 1st patch error (Magenta)
Causes:
1st step of execution of halftone process control. The low-density rising point or the high-density rising point cannot be calculated from the linear approximation formula of the ratio of the sensor output for the print gradation value obtained from the patch print result.
Remedy:
Common Check Use SIM 44-2 to adjust the process control sensor gain. Case 1 Cause When "Error" occurs in the gain adjustment of SIM 44- 2: 1. Disconnection of the harness between the PCU PWB and the image density sensor. 2. Image density sensor dirt/trouble Check & Remedy 1. Check connection of the harness between the PCU PWB and the image density sensor. 2. Clean/replace the image density sensor. Case 2 Cause When SIM 44-2 gain adjustment is completed: Insufficient cleaning of the transfer belt, calibration plate solenoid operation trouble Check & Remedy Check the drum surface and the belt surface.
Code: F2 83
Description:
Half-tone process control 1st patch error (Yellow)
Causes:
1st step of execution of halftone process control. The low-density rising point or the high-density rising point cannot be calculated from the linear approximation formula of the ratio of the sensor output for the print gradation value obtained from the patch print result.
Remedy:
Common Check Use SIM 44-2 to adjust the process control sensor gain. Case 1 Cause When "Error" occurs in the gain adjustment of SIM 44- 2: 1. Disconnection of the harness between the PCU PWB and the image density sensor. 2. Image density sensor dirt/trouble Check & Remedy 1. Check connection of the harness between the PCU PWB and the image density sensor. 2. Clean/replace the image density sensor. Case 2 Cause When SIM 44-2 gain adjustment is completed: Insufficient cleaning of the transfer belt, calibration plate solenoid operation trouble Check & Remedy Check the drum surface and the belt surface.
Code: F2 84
Description:
Half-tone process control 2nd patch error (Black)
Causes:
2nd step of execution of half-tone process control. When connecting the approximation formula (the relationship of sensor output ratios for the print gradation values) in the lowdensity section and that in the high-density section obtained from the patch print result, DUTY1 for 20% of output ratio in the lowdensity section is greater than DUTY2 for 25% of output ratio in the highdensity section.
Remedy:
Common Check Use SIM 44-2 to adjust the process control sensor gain. Case 1 Cause When "Error" occurs in the gain adjustment of SIM 44- 2: 1. Disconnection of the harness between the PCU PWB and the image density sensor. 2. Image density sensor dirt/trouble Check & Remedy 1. Check connection of the harness between the PCU PWB and the image density sensor. 2. Clean/replace the image density sensor. Case 2 Cause When SIM 44-2 gain adjustment is completed: Insufficient cleaning of the transfer belt, calibration plate solenoid operation trouble Check & Remedy Check the drum surface and the belt surface.
Code: F2 85
Description:
Half-tone process control 2nd patch error (Cyan)
Causes:
2nd step of execution of half-tone process control. When connecting the approximation formula (the relationship of sensor output ratios for the print gradation values) in the lowdensity section and that in the high-density section obtained from the patch print result, DUTY1 for 20% of output ratio in the lowdensity section is greater than DUTY2 for 25% of output ratio in the highdensity section.
Remedy:
Common Check Use SIM 44-2 to adjust the process control sensor gain. Case 1 Cause When "Error" occurs in the gain adjustment of SIM 44- 2: 1. Disconnection of the harness between the PCU PWB and the image density sensor. 2. Image density sensor dirt/trouble. Check & Remedy 1. Check connection of the harness between the PCU PWB and the image density sensor. 2. Clean/replace the image density sensor. Case 2 Cause When SIM 44-2 gain adjustment is completed: Insufficient cleaning of the transfer belt, calibration plate solenoid operation trouble Check & Remedy Check the drum surface and the belt surface.
Code: F2 86
Description:
Half-tone process control 2nd patch error (Magenta)
Causes:
2nd step of execution of half-tone process control. When connecting the approximation formula (the relationship of sensor output ratios for the print gradation values) in the lowdensity section and that in the high-density section obtained from the patch print result, DUTY1 for 20% of output ratio in the lowdensity section is greater than DUTY2 for 25% of output ratio in the highdensity section.
Remedy:
Common Check Use SIM 44-2 to adjust the process control sensor gain. Case 1 Cause When "Error" occurs in the gain adjustment of SIM 44- 2: 1. Disconnection of the harness between the PCU PWB and the image density sensor. 2. Image density sensor dirt/trouble. Check & Remedy 1. Check connection of the harness between the PCU PWB and the image density sensor. 2. Clean/replace the image density sensor. Case 2 Cause When SIM 44-2 gain adjustment is completed: Insufficient cleaning of the transfer belt, calibration plate solenoid operation trouble Check & Remedy Check the drum surface and the belt surface.
Code: F2 87
Description:
Half-tone process control 2nd patch error (Yellow)
Causes:
2nd step of execution of half-tone process control. When connecting the approximation formula (the relationship of sensor output ratios for the print gradation values) in the lowdensity section and that in the high-density section obtained from the patch print result, DUTY1 for 20% of output ratio in the lowdensity section is greater than DUTY2 for 25% of output ratio in the highdensity section.
Remedy:
Common Check Use SIM 44-2 to adjust the process control sensor gain. Case 1 Cause When "Error" occurs in the gain adjustment of SIM 44- 2: 1. Disconnection of the harness between the PCU PWB and the image density sensor. 2. Image density sensor dirt/trouble. Check & Remedy 1. Check connection of the harness between the PCU PWB and the image density sensor. 2. Clean/replace the image density sensor. Case 2 Cause When SIM 44-2 gain adjustment is completed: Insufficient cleaning of the transfer belt, calibration plate solenoid operation trouble Check & Remedy Check the drum surface and the belt surface.
Code: F2 90
Description:
Half-tone process limit error
Causes:
The difference between the correction value after execution of half-tone process control and the previous correction value exceeds the specified max. value of each color.
Remedy:
Common Check Use SIM 44-2 to adjust the process control sensor gain. Case 1 Cause When "Error" occurs in the gain adjustment of SIM 44- 2: 1. Disconnection of the harness between the PCU PWB and the image density sensor. 2. Image density sensor dirt/trouble. Check & Remedy 1. Check connection of the harness between the PCU PWB and the image density sensor. 2. Clean/replace the image density sensor. Case 2 Cause When SIM 44-2 gain adjustment is completed: Insufficient cleaning of the transfer belt, calibration plate solenoid operation trouble Check & Remedy Check the drum surface and the belt surface.
Code: F3 12
Description:
Cassette 1 lift up trouble
Causes:
LUD1 does not turn on within the specified time.
Remedy:
Case 1 Cause LUD1 sensor trouble, disconnection of harness among the PCU PWB, the lift-up unit, and the paper feed unit. Check & Remedy Check LUD1, its harness, and the connector. Case 2 Cause Cassette 1 lift-up motor trouble Check & Remedy Check the lift-up unit.
Code: F6 00
Description:
ICU-FAX communication trouble (ICU detection)
Causes:
Communication establishment error, framing, parity, protocol error
Remedy:
Case 1 Cause Slave unit PWB connector connection trouble. Slave unit PWB-ICU PWB harness trouble Check & Remedy Check connection between the slave unit PWB and the ICU PWB, and check the harness. Case 2 Cause Broken pin of the mother board connector of the slave unit PWB Check & Remedy Check the connector of the slave unit PWB. Case 3 Cause Slave unit ROM trouble/ No ROM/ Improper insertion of ROM/ ROM pin breakage Check & Remedy Check grounding of the main unit. Check the ROM of the slave unit PWB.
Code: F6 01
Description:
FAX expansion flash memory abnormality (ICU detection)
Causes:
An expansion flash memory with SRAM backup data in it is installed.
Remedy:
Case 1 Cause SRAM backup data are detected in the expansion flash memory. The simulation function (SIM 66- 19) is provided to save SRAM backup data into an expansion flash memory. This trouble occurs when an expansion flash memory to which SRAM backup data are saved with the above function is installed. Check & Remedy Use SIM 66-20 to restore the backup data to the SRAM, and use SIM 66-10 to clear the expansion flash memory. If the data are unnecessary, simply clear the expansion memory with SIM 66-10.
Code: F6 04
Description:
FAX MODEM operation abnormality
Causes:
FAX PWB MODEM chip operation trouble
Remedy:
Case 1 Cause Normal operation is made with the FAX PWB SW101 on the BOOT side. FAX PWB MODEM chip operation trouble Check & Remedy Set the FAX PWB SW101 to the other side than the BOOT side, and supply power again. Replace the FAX PWB.
Code: F6 20
Description:
FAX write protect release
Causes:
The write protect JP of the ICU PWB is released.
Remedy:
Case 1 Cause The FAX write protect pin is set to Write Enable. Check & Remedy Check the write protect pin of the ICU PWB. Case 2 Cause ICU PWB trouble Check & Remedy Replace the ICU PWB. Case 3 Cause FAX PWB trouble Check & Remedy Replace the FAX PWB.
Code: F6 21
Description:
Improper combination of the TEL/ LIU PWB and the FAX soft switch.
Causes:
Improper combination of the TEL/LIU PWB and the FAX PWB information (soft switch)
Remedy:
Case 1 Cause The destination of the installed TEL/LIU PWB differs. Check & Remedy Check the destination of the TEL/LIU PWB. Case 2 Cause The FAX PWB information (soft switch) differs. Check & Remedy Check the FAX PWB information (soft switch). Case 3 Cause TEL/LIU PWB abnormality Check & Remedy Replace the TEL/LIU PWB.
Code: F6 97
Description:
The FAX-BOX PWB is not one for the AR-C172M. (FAX detection)
Causes:
The Modem controller of the FAX-BOX is not one for the AR-C172M.
Remedy:
Case 1 Cause The FAX-BOX Modem controller PWB information (hard detection) is not for the AR-C172M. (A Modem controller PWB for the ARFX5/ FX6 or the AR-FX8 is used.) Check & Remedy 1. Check the FAX-BOX MODEM controller. 2. Replace the MODEM controller PWB with one for the AR-C172M.
Code: F6 98
Description:
Improper combination of the FAXBOX destination data and the main unit destination data
Causes:
Improper combination of the FAX-BOX destination data and the main unit destination data
Remedy:
Case 1 Cause Improper combination of the destination written in the EEPROM on the FAX-BOX PWB and the main unit destination data (set with SIM 26-6). Check & Remedy 1. Check the destination of the FAX-BOX. 2. Check the destination of the main unit with SIM 26-6. 3. Use a proper combination of the main unit and the FAX-BOX.
Code: F7 01
Description:
FAX board EEPROM read/write error
Causes:
FAX board EEPROM read/ write error
Remedy:
Common Check Check with SIM 66-3 (memory check). Case 1 Cause EEPROM trouble, FAX PWB EEPROM access circuit trouble Check & Remedy When NG in SIM 66-3 EEPROM. 1. Replace the EEPROM. 2. Use SIM 66-1 to enter an adjustment value of the soft switch. 3. After entering an adjustment value, use SIM 66-4/5 (signal send level) and SIM 66-14/15/ 16 (dial test) to make adjustments.
Code: F9 00
Description:
ICU-PRT communication trouble (ICU detection)
Causes:
Communication establishment error, framing, parity, protocol error
Remedy:
Case 1 Cause Defective connection of the ICU/PRT PWB communication connector, defective harness between the ICU PWB and the PRT PWB Check & Remedy Check connection and the harness between the ICU PWB and the MFP PWB. Check the machine earth. Case 2 Cause Defective ICU PWB/PRT PWB Check & Remedy Replace the ICU or the PRT PWB.
Code: F9 01
Description:
PRT DRAM trouble
Causes:
DRAM in the PRT PWB cannot be accessed.
Remedy:
Case 1 Cause Defective installation of the DRAM Check & Remedy Check connection of the DRAM. Case 2 Cause Defective DRAM Check & Remedy Replace the DRAM.
Code: F9 03
Description:
NIC port check error
Causes:
NIC port check error
Remedy:
Case 1 Cause Defective connection of the NIC connector. Check & Remedy Check the NIC connector again. Case 2 Cause Defective NIC PWB Check & Remedy Replace the NIC. Case 3 Cause Defective PRT PWB Check & Remedy Replace the PRT PWB.
Code: F9 20
Description:
HDD trouble (PRT controller detection)
Causes:
The HDD (option) does not operate normally in the machine with the HDD.
Remedy:
Case 1 Cause Defective connection of the HDD connector. Check & Remedy Check the HDD connector again. Case 2 Cause Defective HDD Check & Remedy Replace the HDD. Case 3 Cause Defective PRT PWB Check & Remedy Replace the PRT PWB.
Code: H2 00
Description:
Thermistor open (HL1)
Causes:
Thermistor open
Remedy:
Case 1 Cause Disconnection of the fusing section connector Check & Remedy Check the connector and the harness between the thermistor and the control PWB. Case 2 Cause The fusing unit is not installed. Check & Remedy Install the fusing unit. Case 3 Cause Thermistor trouble, control PWB trouble, AC power supply trouble Check & Remedy Replace the thermistor or the control PWB. Check the AC power supply.
Code: H2 01
Description:
Thermistor open (HL2)
Causes:
Thermistor open
Remedy:
Case 1 Cause Disconnection of the fusing section connector Check & Remedy Check the connector and the harness between the thermistor and the control PWB. Case 2 Cause The fusing unit is not installed. Check & Remedy Install the fusing unit. Case 3 Cause Thermistor trouble, control PWB trouble, AC power supply trouble Check & Remedy Replace the thermistor or the control PWB. Check the AC power supply.
Code: H3 00
Description:
Fusing section high temperature trouble (THS1)
Causes:
The fusing temperature exceeds 230°C.
Remedy:
Common Check Use SIM 5-2 to check the heater lamp flashing operation. Case 1 Cause The heater lamp flashes properly with SIM 5-2. Thermistor trouble, disconnection of the fusing section connector Check & Remedy Check the thermistor and its harness. Cancel the error with SIM 14. Case 2 Cause The heater lamp keeps ON with SIM 5-2. Control PWB trouble, AC power supply trouble Check & Remedy Check the AC PWB and the control PWB lamp control circuit. Cancel the error with SIM 14.
Code: H3 01
Description:
Fusing section high temperature trouble (THS2)
Causes:
The fusing temperature exceeds 230°C.
Remedy:
Common Check Use SIM 5-2 to check the heater lamp flashing operation. Case 1 Cause The heater lamp flashes properly with SIM 5-2. Thermistor trouble, disconnection of the fusing section connector Check & Remedy Check the thermistor and its harness. Cancel the error with SIM 14. Case 2 Cause The heater lamp keeps ON with SIM 5-2. AC power supply trouble, control PWB trouble Check & Remedy Check the AC PWB and the control PWB lamp control circuit. Cancel the error with SIM 14.
Description:
Process humidity sensor breakdown
Causes:
Process humidity sensor open
Remedy:
Case 1 Cause Process humidity sensor harness disconnection Check & Remedy Check connection of the connector and the harness of the process humidity sensor. Case 2 Cause Process humidity sensor trouble Check & Remedy Replace the process humidity sensor. Case 3 Cause PCU PWB trouble Check & Remedy Replace the PCU PWB.
Code: F2 70
Description:
Developing unit improper cartridge detection (Black)
Causes:
When detecting the normal CRUM of the cartridge, improper data are detected in the CRUM contents.
Remedy:
Case 1 Cause Insertion of an improper cartridge. Developing unit trouble Check & Remedy Replace the developing unit.
Code: F2 71
Description:
Developing unit improper cartridge detection (Cyan)
Causes:
When detecting the normal CRUM of the cartridge, improper data are detected in the CRUM contents.
Remedy:
Case 1 Cause Insertion of an improper cartridge. Developing unit trouble Check & Remedy Replace the developing unit.
Code: F2 72
Description:
Developing unit improper cartridge detection (Magenta)
Causes:
When detecting the normal CRUM of the cartridge, improper data are detected in the CRUM contents.
Remedy:
Case 1 Cause Insertion of an improper cartridge. Developing unit trouble Check & Remedy Replace the developing unit.
Code: F2 73
Description:
Developing unit improper cartridge detection (Yellow)
Causes:
When detecting the normal CRUM of the cartridge, improper data are detected in the CRUM contents.
Remedy:
Case 1 Cause Insertion of an improper cartridge. Developing unit trouble Check & Remedy Replace the developing unit.
Code: F2 74
Description:
Developing unit CRUM trouble (Black)
Causes:
CRUM read/write error
Remedy:
Case 1 Cause Improper connection or disconnection of the connector and the harness between the PCU and the CRUM. Check & Remedy Check the connector and the harness between the PCU and the CRUM. Case 2 Cause Developing unit trouble Check & Remedy Replace the developing unit. Case 3 Cause Control PWB (PCU) trouble Check & Remedy Replace the PCU PWB.
Code: F2 75
Description:
Developing unit CRUM trouble (Cyan)
Causes:
CRUM read/write error
Remedy:
Case 1 Cause Improper connection or disconnection of the connector and the harness between the PCU and the CRUM. Check & Remedy Check the connector and the harness between the PCU and the CRUM. Case 2 Cause Developing unit trouble Check & Remedy Replace the developing unit. Case 3 Cause Control PWB (PCU) trouble Check & Remedy Replace the PCU PWB.
Code: F2 76
Description:
Developing unit CRUM trouble (Magenta)
Causes:
CRUM read/write error
Remedy:
Case 1 Cause Improper connection or disconnection of the connector and the harness between the PCU and the CRUM. Check & Remedy Check the connector and the harness between the PCU and the CRUM. Case 2 Cause Developing unit trouble Check & Remedy Replace the developing unit. Case 3 Cause Control PWB (PCU) trouble Check & Remedy Replace the PCU PWB.
Code: F2 77
Description:
Developing unit CRUM trouble (Yellow)
Causes:
CRUM read/write error
Remedy:
Case 1 Cause Improper connection or disconnection of the connector and the harness between the PCU and the CRUM. Check & Remedy Check the connector and the harness between the PCU and the CRUM. Case 2 Cause Developing unit trouble Check & Remedy Replace the developing unit. Case 3 Cause Control PWB (PCU) trouble Check & Remedy Replace the PCU PWB.
Code: F2 78
Description:
Trouble of image density sensor for registration (Transfer belt surface reflection ratio abnormality)
Causes:
Before starting registration, the transfer belt surface is scanned with the image density sensor to adjust the sensor gain so that the output becomes a fixed value. However, when the sensor gain is changed, the value is not within the specified range.
Remedy:
Case 1 Cause Image density sensor trouble, disconnection of the harness between the PCU PWB and the image density sensor, dirt on the image density sensor. Check & Remedy Check the sensor and the harness. Case 2 Cause Calibration plate solenoid operation trouble Check & Remedy Check the calibration plate solenoid operation. Case 3 Cause Insufficient cleaning of the transfer belt. Check & Remedy Check the transfer belt surface.
.
Code: F2 80
Description:
Half-tone process control 1st patch error (Black)
Causes:
1st step of execution of halftone process control. The low-density rising point or the high-density rising point cannot be calculated from the linear approximation formula of the ratio of the sensor output for the print gradation value obtained from the patch print result.
Remedy:
Common Check Use SIM 44-2 to adjust the process control sensor gain. Case 1 Cause When "Error" occurs in the gain adjustment of SIM 44- 2: 1. Disconnection of the harness between the PCU PWB and the image density sensor. 2. Image density sensor dirt/trouble Check & Remedy 1. Check connection of the harness between the PCU PWB and the image density sensor. 2. Clean/replace the image density sensor. Case 2 Cause When SIM 44-2 gain adjustment is completed: Insufficient cleaning of the transfer belt, calibration plate solenoid operation trouble Check & Remedy Check the drum surface and the belt surface.
Code: F2 81
Description:
Half-tone process control 1st patch error (Cyan)
Causes:
1st step of execution of halftone process control. The low-density rising point or the high-density rising point cannot be calculated from the linear approximation formula of the ratio of the sensor output for the print gradation value obtained from the patch print result.
Remedy:
Common Check Use SIM 44-2 to adjust the process control sensor gain. Case 1 Cause When "Error" occurs in the gain adjustment of SIM 44- 2: 1. Disconnection of the harness between the PCU PWB and the image density sensor. 2. Image density sensor dirt/trouble Check & Remedy 1. Check connection of the harness between the PCU PWB and the image density sensor. 2. Clean/replace the image density sensor. Case 2 Cause When SIM 44-2 gain adjustment is completed: Insufficient cleaning of the transfer belt, calibration plate solenoid operation trouble Check & Remedy Check the drum surface and the belt surface.
Code: F2 82
Description:
Half-tone process control 1st patch error (Magenta)
Causes:
1st step of execution of halftone process control. The low-density rising point or the high-density rising point cannot be calculated from the linear approximation formula of the ratio of the sensor output for the print gradation value obtained from the patch print result.
Remedy:
Common Check Use SIM 44-2 to adjust the process control sensor gain. Case 1 Cause When "Error" occurs in the gain adjustment of SIM 44- 2: 1. Disconnection of the harness between the PCU PWB and the image density sensor. 2. Image density sensor dirt/trouble Check & Remedy 1. Check connection of the harness between the PCU PWB and the image density sensor. 2. Clean/replace the image density sensor. Case 2 Cause When SIM 44-2 gain adjustment is completed: Insufficient cleaning of the transfer belt, calibration plate solenoid operation trouble Check & Remedy Check the drum surface and the belt surface.
Code: F2 83
Description:
Half-tone process control 1st patch error (Yellow)
Causes:
1st step of execution of halftone process control. The low-density rising point or the high-density rising point cannot be calculated from the linear approximation formula of the ratio of the sensor output for the print gradation value obtained from the patch print result.
Remedy:
Common Check Use SIM 44-2 to adjust the process control sensor gain. Case 1 Cause When "Error" occurs in the gain adjustment of SIM 44- 2: 1. Disconnection of the harness between the PCU PWB and the image density sensor. 2. Image density sensor dirt/trouble Check & Remedy 1. Check connection of the harness between the PCU PWB and the image density sensor. 2. Clean/replace the image density sensor. Case 2 Cause When SIM 44-2 gain adjustment is completed: Insufficient cleaning of the transfer belt, calibration plate solenoid operation trouble Check & Remedy Check the drum surface and the belt surface.
Code: F2 84
Description:
Half-tone process control 2nd patch error (Black)
Causes:
2nd step of execution of half-tone process control. When connecting the approximation formula (the relationship of sensor output ratios for the print gradation values) in the lowdensity section and that in the high-density section obtained from the patch print result, DUTY1 for 20% of output ratio in the lowdensity section is greater than DUTY2 for 25% of output ratio in the highdensity section.
Remedy:
Common Check Use SIM 44-2 to adjust the process control sensor gain. Case 1 Cause When "Error" occurs in the gain adjustment of SIM 44- 2: 1. Disconnection of the harness between the PCU PWB and the image density sensor. 2. Image density sensor dirt/trouble Check & Remedy 1. Check connection of the harness between the PCU PWB and the image density sensor. 2. Clean/replace the image density sensor. Case 2 Cause When SIM 44-2 gain adjustment is completed: Insufficient cleaning of the transfer belt, calibration plate solenoid operation trouble Check & Remedy Check the drum surface and the belt surface.
Code: F2 85
Description:
Half-tone process control 2nd patch error (Cyan)
Causes:
2nd step of execution of half-tone process control. When connecting the approximation formula (the relationship of sensor output ratios for the print gradation values) in the lowdensity section and that in the high-density section obtained from the patch print result, DUTY1 for 20% of output ratio in the lowdensity section is greater than DUTY2 for 25% of output ratio in the highdensity section.
Remedy:
Common Check Use SIM 44-2 to adjust the process control sensor gain. Case 1 Cause When "Error" occurs in the gain adjustment of SIM 44- 2: 1. Disconnection of the harness between the PCU PWB and the image density sensor. 2. Image density sensor dirt/trouble. Check & Remedy 1. Check connection of the harness between the PCU PWB and the image density sensor. 2. Clean/replace the image density sensor. Case 2 Cause When SIM 44-2 gain adjustment is completed: Insufficient cleaning of the transfer belt, calibration plate solenoid operation trouble Check & Remedy Check the drum surface and the belt surface.
Code: F2 86
Description:
Half-tone process control 2nd patch error (Magenta)
Causes:
2nd step of execution of half-tone process control. When connecting the approximation formula (the relationship of sensor output ratios for the print gradation values) in the lowdensity section and that in the high-density section obtained from the patch print result, DUTY1 for 20% of output ratio in the lowdensity section is greater than DUTY2 for 25% of output ratio in the highdensity section.
Remedy:
Common Check Use SIM 44-2 to adjust the process control sensor gain. Case 1 Cause When "Error" occurs in the gain adjustment of SIM 44- 2: 1. Disconnection of the harness between the PCU PWB and the image density sensor. 2. Image density sensor dirt/trouble. Check & Remedy 1. Check connection of the harness between the PCU PWB and the image density sensor. 2. Clean/replace the image density sensor. Case 2 Cause When SIM 44-2 gain adjustment is completed: Insufficient cleaning of the transfer belt, calibration plate solenoid operation trouble Check & Remedy Check the drum surface and the belt surface.
Code: F2 87
Description:
Half-tone process control 2nd patch error (Yellow)
Causes:
2nd step of execution of half-tone process control. When connecting the approximation formula (the relationship of sensor output ratios for the print gradation values) in the lowdensity section and that in the high-density section obtained from the patch print result, DUTY1 for 20% of output ratio in the lowdensity section is greater than DUTY2 for 25% of output ratio in the highdensity section.
Remedy:
Common Check Use SIM 44-2 to adjust the process control sensor gain. Case 1 Cause When "Error" occurs in the gain adjustment of SIM 44- 2: 1. Disconnection of the harness between the PCU PWB and the image density sensor. 2. Image density sensor dirt/trouble. Check & Remedy 1. Check connection of the harness between the PCU PWB and the image density sensor. 2. Clean/replace the image density sensor. Case 2 Cause When SIM 44-2 gain adjustment is completed: Insufficient cleaning of the transfer belt, calibration plate solenoid operation trouble Check & Remedy Check the drum surface and the belt surface.
Code: F2 90
Description:
Half-tone process limit error
Causes:
The difference between the correction value after execution of half-tone process control and the previous correction value exceeds the specified max. value of each color.
Remedy:
Common Check Use SIM 44-2 to adjust the process control sensor gain. Case 1 Cause When "Error" occurs in the gain adjustment of SIM 44- 2: 1. Disconnection of the harness between the PCU PWB and the image density sensor. 2. Image density sensor dirt/trouble. Check & Remedy 1. Check connection of the harness between the PCU PWB and the image density sensor. 2. Clean/replace the image density sensor. Case 2 Cause When SIM 44-2 gain adjustment is completed: Insufficient cleaning of the transfer belt, calibration plate solenoid operation trouble Check & Remedy Check the drum surface and the belt surface.
Code: F3 12
Description:
Cassette 1 lift up trouble
Causes:
LUD1 does not turn on within the specified time.
Remedy:
Case 1 Cause LUD1 sensor trouble, disconnection of harness among the PCU PWB, the lift-up unit, and the paper feed unit. Check & Remedy Check LUD1, its harness, and the connector. Case 2 Cause Cassette 1 lift-up motor trouble Check & Remedy Check the lift-up unit.
Code: F6 00
Description:
ICU-FAX communication trouble (ICU detection)
Causes:
Communication establishment error, framing, parity, protocol error
Remedy:
Case 1 Cause Slave unit PWB connector connection trouble. Slave unit PWB-ICU PWB harness trouble Check & Remedy Check connection between the slave unit PWB and the ICU PWB, and check the harness. Case 2 Cause Broken pin of the mother board connector of the slave unit PWB Check & Remedy Check the connector of the slave unit PWB. Case 3 Cause Slave unit ROM trouble/ No ROM/ Improper insertion of ROM/ ROM pin breakage Check & Remedy Check grounding of the main unit. Check the ROM of the slave unit PWB.
Code: F6 01
Description:
FAX expansion flash memory abnormality (ICU detection)
Causes:
An expansion flash memory with SRAM backup data in it is installed.
Remedy:
Case 1 Cause SRAM backup data are detected in the expansion flash memory. The simulation function (SIM 66- 19) is provided to save SRAM backup data into an expansion flash memory. This trouble occurs when an expansion flash memory to which SRAM backup data are saved with the above function is installed. Check & Remedy Use SIM 66-20 to restore the backup data to the SRAM, and use SIM 66-10 to clear the expansion flash memory. If the data are unnecessary, simply clear the expansion memory with SIM 66-10.
Code: F6 04
Description:
FAX MODEM operation abnormality
Causes:
FAX PWB MODEM chip operation trouble
Remedy:
Case 1 Cause Normal operation is made with the FAX PWB SW101 on the BOOT side. FAX PWB MODEM chip operation trouble Check & Remedy Set the FAX PWB SW101 to the other side than the BOOT side, and supply power again. Replace the FAX PWB.
Code: F6 20
Description:
FAX write protect release
Causes:
The write protect JP of the ICU PWB is released.
Remedy:
Case 1 Cause The FAX write protect pin is set to Write Enable. Check & Remedy Check the write protect pin of the ICU PWB. Case 2 Cause ICU PWB trouble Check & Remedy Replace the ICU PWB. Case 3 Cause FAX PWB trouble Check & Remedy Replace the FAX PWB.
Code: F6 21
Description:
Improper combination of the TEL/ LIU PWB and the FAX soft switch.
Causes:
Improper combination of the TEL/LIU PWB and the FAX PWB information (soft switch)
Remedy:
Case 1 Cause The destination of the installed TEL/LIU PWB differs. Check & Remedy Check the destination of the TEL/LIU PWB. Case 2 Cause The FAX PWB information (soft switch) differs. Check & Remedy Check the FAX PWB information (soft switch). Case 3 Cause TEL/LIU PWB abnormality Check & Remedy Replace the TEL/LIU PWB.
Code: F6 97
Description:
The FAX-BOX PWB is not one for the AR-C172M. (FAX detection)
Causes:
The Modem controller of the FAX-BOX is not one for the AR-C172M.
Remedy:
Case 1 Cause The FAX-BOX Modem controller PWB information (hard detection) is not for the AR-C172M. (A Modem controller PWB for the ARFX5/ FX6 or the AR-FX8 is used.) Check & Remedy 1. Check the FAX-BOX MODEM controller. 2. Replace the MODEM controller PWB with one for the AR-C172M.
Code: F6 98
Description:
Improper combination of the FAXBOX destination data and the main unit destination data
Causes:
Improper combination of the FAX-BOX destination data and the main unit destination data
Remedy:
Case 1 Cause Improper combination of the destination written in the EEPROM on the FAX-BOX PWB and the main unit destination data (set with SIM 26-6). Check & Remedy 1. Check the destination of the FAX-BOX. 2. Check the destination of the main unit with SIM 26-6. 3. Use a proper combination of the main unit and the FAX-BOX.
Code: F7 01
Description:
FAX board EEPROM read/write error
Causes:
FAX board EEPROM read/ write error
Remedy:
Common Check Check with SIM 66-3 (memory check). Case 1 Cause EEPROM trouble, FAX PWB EEPROM access circuit trouble Check & Remedy When NG in SIM 66-3 EEPROM. 1. Replace the EEPROM. 2. Use SIM 66-1 to enter an adjustment value of the soft switch. 3. After entering an adjustment value, use SIM 66-4/5 (signal send level) and SIM 66-14/15/ 16 (dial test) to make adjustments.
Code: F9 00
Description:
ICU-PRT communication trouble (ICU detection)
Causes:
Communication establishment error, framing, parity, protocol error
Remedy:
Case 1 Cause Defective connection of the ICU/PRT PWB communication connector, defective harness between the ICU PWB and the PRT PWB Check & Remedy Check connection and the harness between the ICU PWB and the MFP PWB. Check the machine earth. Case 2 Cause Defective ICU PWB/PRT PWB Check & Remedy Replace the ICU or the PRT PWB.
Code: F9 01
Description:
PRT DRAM trouble
Causes:
DRAM in the PRT PWB cannot be accessed.
Remedy:
Case 1 Cause Defective installation of the DRAM Check & Remedy Check connection of the DRAM. Case 2 Cause Defective DRAM Check & Remedy Replace the DRAM.
Code: F9 03
Description:
NIC port check error
Causes:
NIC port check error
Remedy:
Case 1 Cause Defective connection of the NIC connector. Check & Remedy Check the NIC connector again. Case 2 Cause Defective NIC PWB Check & Remedy Replace the NIC. Case 3 Cause Defective PRT PWB Check & Remedy Replace the PRT PWB.
Code: F9 20
Description:
HDD trouble (PRT controller detection)
Causes:
The HDD (option) does not operate normally in the machine with the HDD.
Remedy:
Case 1 Cause Defective connection of the HDD connector. Check & Remedy Check the HDD connector again. Case 2 Cause Defective HDD Check & Remedy Replace the HDD. Case 3 Cause Defective PRT PWB Check & Remedy Replace the PRT PWB.
Code: H2 00
Description:
Thermistor open (HL1)
Causes:
Thermistor open
Remedy:
Case 1 Cause Disconnection of the fusing section connector Check & Remedy Check the connector and the harness between the thermistor and the control PWB. Case 2 Cause The fusing unit is not installed. Check & Remedy Install the fusing unit. Case 3 Cause Thermistor trouble, control PWB trouble, AC power supply trouble Check & Remedy Replace the thermistor or the control PWB. Check the AC power supply.
Code: H2 01
Description:
Thermistor open (HL2)
Causes:
Thermistor open
Remedy:
Case 1 Cause Disconnection of the fusing section connector Check & Remedy Check the connector and the harness between the thermistor and the control PWB. Case 2 Cause The fusing unit is not installed. Check & Remedy Install the fusing unit. Case 3 Cause Thermistor trouble, control PWB trouble, AC power supply trouble Check & Remedy Replace the thermistor or the control PWB. Check the AC power supply.
Code: H3 00
Description:
Fusing section high temperature trouble (THS1)
Causes:
The fusing temperature exceeds 230°C.
Remedy:
Common Check Use SIM 5-2 to check the heater lamp flashing operation. Case 1 Cause The heater lamp flashes properly with SIM 5-2. Thermistor trouble, disconnection of the fusing section connector Check & Remedy Check the thermistor and its harness. Cancel the error with SIM 14. Case 2 Cause The heater lamp keeps ON with SIM 5-2. Control PWB trouble, AC power supply trouble Check & Remedy Check the AC PWB and the control PWB lamp control circuit. Cancel the error with SIM 14.
Code: H3 01
Description:
Fusing section high temperature trouble (THS2)
Causes:
The fusing temperature exceeds 230°C.
Remedy:
Common Check Use SIM 5-2 to check the heater lamp flashing operation. Case 1 Cause The heater lamp flashes properly with SIM 5-2. Thermistor trouble, disconnection of the fusing section connector Check & Remedy Check the thermistor and its harness. Cancel the error with SIM 14. Case 2 Cause The heater lamp keeps ON with SIM 5-2. AC power supply trouble, control PWB trouble Check & Remedy Check the AC PWB and the control PWB lamp control circuit. Cancel the error with SIM 14.
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