کیو سرا میتا kmc850
C0030 Fax control PCB problem • Processing with the fax software was disable due to a hardware or software problem copyir.com Defective fax control PCB copyir.com
C0070 Abnormal detection of fax control PCB incompatibility • In the initial communication with the fax control PCB, any normal communication command is not transmitted copyir.com Defective fax control PCB copyir.com
C0100 Scanner main PCB backup memory device problem • Writing or erasing has not completed even after a certain time copyir.com Defective scanner main PCB copyir.com
C0110 Backup memory data problem A • Data in the specified area of the backup memory does not match the specified values copyir.com Problem with the backup memory data copyir.com
C0120 Drum EEPROM read error • The ASIC of engine controller PCB does not access to the EEPROM of drum PCB normally copyir.com Poor contact in the connector terminals copyir.com Defective engine controller PCB or drum PCB copyir.com
C0130 Backup memory device problem Defective scanner main PCB copyir.com Data damage of EEPROM copyir.com
C0140 Backup memory data problem Data damage of EEPROM copyir.com
C0150 Backup memory device problem • Data cannot be read or written in the flash ROM copyir.com Defective engine controller PCB copyir.com
C0170 Copy counts problem • A check sum error occurred with the backup data of the copy counters copyir.com Data damage of EEPROM copyir.com
C0180 Backup memory data problem B • Backup data on the scanner main PCB enters initial condition copyir.com Correct EEPROM is not installed copyir.com Data damage of EEPROM copyir.com
C0210 CPU communication problem • There is no reply after 16 retries at communication copyir.com Defective engine controller PCB copyir.com Defective scanner main PCB copyir.com Poor contact in the connector terminals copyir.com
C0240 Printer board communication problem • The printer does not respond 120 seconds after the power is turned on copyir.com • The printer board does not respond for 60 seconds even if a communication request signal is transmitted from the engine controller PCB copyir.com Poor contact in the connector terminals copyir.com DIMM installed incorrectly copyir.com Defective engine controller-printer board relay PCB or printer board copyir.com Defective engine controller PCB copyir.com
C0250 Network scanner board communication problem • There is no reply after 20 retries at communication copyir.com Poor contact in the connector terminals copyir.com Defective scanner main PCB or network scanner board copyir.com
C0280 Abnormal communication between MMI and fax control PCB • After MMI PCB status change signal turns on 1 minute, when it does not receive key required command from the fax control PCB, one time it resets the FAX copyir.com After that, while MMI PCB status change signal turns on furthermore 1 minute, when it does not receive key required command from the fax control PCB copyir.com • When FAX_READY signal continues “fake” for 6 s, one time it resets the FAX copyir.com After that, when FAX_READY “ fake” continues ” fake ” for 6 s copyir.com Poor contact in the connector terminals copyir.com Defective scanner main PCB or fax control PCB copyir.com
C0440 Document finisher communication problem • The microcomputer of scanner main PCB does not commnunicate to the document Document finisher copyir.com No communication: there is no reply after 3 retries copyir.com Abnormal communication: a communication error (parity or checksum error) is detected five times in succession copyir.com Poor contact in the connector terminals copyir.com Defective scanner main PCB copyir.com Defective finisher main PCB copyir.com
C0610 Bitmap problem • The DIMM on the scanner main PCB does not operate correctly copyir.com Defective scanner main PCB copyir.com
C0630 DMA problem • DMA transmission of compressed, decompressed, rotated, relocated or blanked-out image data does not complete within the specified period of time copyir.com Defective scanner main PCB copyir.com
C0640 Hard disk problem • The hard disk cannot be accessed copyir.com Defective scanner main PCB copyir.com Defective memory copy board PCB copyir.com Defective hard disk copyir.com
C0810 SCC microcomputer status problem • Abnormal SCC microcomputer status has been detected copyir.com Defective scanner main PCB copyir.com
C0820 Fax control PCB CG ROM checksum error • A checksum error occurred with the CG ROM data of the fax control PCB copyir.com Defective fax control PCB copyir.com
C0830 Fax control PCB flash program area checksum error • A checksum error occurred with the program of the fax control PCB copyir.com Defective fax control PCB copyir.com
C0840 RTC problem • The time is judged to go back based on the comparison of the RTC time and the current time or five years or more have passed copyir.com Defective scanner main PCB copyir.com
C0860 Fax control PCB software switch checksum error • A checksum error occurred with the software switch value of the fax control PCB copyir.com Defective fax control PCB copyir.com
C0870 Graphics data transfer problem • High-capacity data transfer between the fax control PCB and the main PCB of the machine was not normally performed even if the data transfer was retried the specified times copyir.com Poor contact in the connector terminals copyir.com Defective fax control PCB or scanner main PCB copyir.com
C0880 Program archive problem • When power is turned on, the compressed program in the Flash ROM on the fax control PCB was not successfully decompressed copyir.com Defective fax control PCB copyir.com
C0890 Fax control PCB CG FONT archive problem • When power is turned on, the compressed CG font in the Flash ROM on the fax control PCB was not successfully decompressed copyir.com Defective fax control PCB copyir.com
C1010 Overcurrent detection of drawer 1 base motor • Excessive current has flowed through the first drawer base motor which elevates the bottom plate in the drawer copyir.com • Lift-up does not finish even after 8 seconds copyir.com • Detection occurs twice continuously after the drawer 1 is removed and then inserted copyir.com Defective upper drawer base motor copyir.com Defective bottom plate elevation mechanism of drawer 1 copyir.com Defective main board of paper feeder copyir.com Defective engine controller PCB copyir.com
C1020 Overcurrent detection of drawer 2 base motor • Excessive current has flowed through the second drawer base motor which elevates the bottom plate in the drawer copyir.com • Lift-up does not finish even after 8 seconds copyir.com • Detection occurs twice continuously after the drawer 2 is removed and then inserted copyir.com Defective lower drawer base motor copyir.com Defective bottom plate elevation mechanism of second drawer copyir.com Defective main board of paper feeder copyir.com Defective engine controller PCB copyir.com
C1030 Overcurrent detection of drawer 3 base motor • Excessive current has flowed through the third drawer base motor which elevates the bottom plate in the drawer copyir.com • Lift-up does not finish even after 8 seconds copyir.com • Detection occurs twice continuously after the drawer 3 is removed and then inserted copyir.com Defective upper drawer base motor copyir.com Defective bottom plate elevation mechanism of third drawer copyir.com Defective main board of paper feeder copyir.com Defective engine controller PCB copyir.com
C1040 Overcurrent detection of drawer 4 base motor • Excessive current has flowed through the fourth drawer base motor which elevates the bottom plate in the drawer copyir.com • Lift-up does not finish even after 8 seconds copyir.com • Detection occurs twice continuously after the drawer 4 is removed and then inserted copyir.com Defective lower drawer base motor copyir.com Defective bottom plate elevation mechanism of fourth drawer copyir.com Defective main board of paper feeder copyir.com Defective engine controller PCB copyir.com
C1210 Side registration home position sensor detection error • The side registration home position sensor does not detect home position of side registration guides copyir.com • Detection occurs twice continuously after the duplex unit is removed and then inserted copyir.com Defective side registration home position sensor copyir.com Defective side registration motor copyir.com Defective engine controller PCB copyir.com
C2000 Main drive motor lock • The frequency generation pulse which the main drive motor generates to CPU (U2) on the engine controller PCB in normal operation (after self-diagnostics codes 2010 and 2020 are cleared) is not at the correct frequency copyir.com Defective main drive motor copyir.com Excessive torque for driving drum unit or primary transfer unit copyir.com (Overloaded by a damaged gear copyir.com) Defective harness between engine controller PCB and main drive motor, or poor contact of the connector terminals copyir.com Defective engine controller PCB copyir.com
C2010 Main drive motor starting error • No FG (Frequency generation) pulse is entered within the predetermined period since ASIC (U8) on the engine controller PCB has issued a motor activation signal to the main drive motor copyir.com Defective engine controller PCB copyir.com Defective main drive motor copyir.com Excessive torque for driving drum unit or primary transfer unit copyir.com (Overloaded by a damaged gear copyir.com) Defective harness between engine controller PCB and main drive motor, or poor contact of the connector terminals copyir.com
C2020 Main drive motor starting time-out • The FG (Frequency generation) pulse does not reach the correct frequency within 30 s since ASIC (U8) on the engine controller PCB has issued a motor activation signal to the main drive motor copyir.com Defective engine controller PCB copyir.com Defective main drive motor copyir.com Excessive torque for driving drum unit or primary transfer unit copyir.com (Overloaded by a damaged gear copyir.com) Defective harness between engine controller PCB and main drive motor, or poor contact of the connector terminals copyir.com
C2101 Black developer drive motor lock • The FG (Frequency generation) pulse which the black developer drive motor generates is not entered at the correct frequency in CPU (U2) on the engine controller PCB during normal operation (after self-diagnostics codes 2111 and 2121 are cleared) copyir.com Defective engine controller PCB copyir.com Defective black developer drive motor copyir.com Excessive torque for driving black developer copyir.com (Overloaded by a damaged gear copyir.com) Defective harness between engine controller PCB and black developer drive motor, or poor contact of the connector terminals copyir.com
C2102 Color developers drive motor lock • The FG (Frequency generation) pulse which the color developers drive motor generates is not entered at the correct frequency in ASIC (U8) on the engine controller PCB during normal operation (after self-diagnostics codes 2112 and 2122 are cleared) copyir.com Defective engine controller PCB copyir.com Defective color developers drive motor copyir.com Excessive torque for driving color developers copyir.com (Overloaded by a damaged gear copyir.com) Defective harness between engine controller PCB and color developers drive motor, or poor contact of the connector terminals copyir.com
C2111 Black developer drive motor starting error • No FG (Frequency generation) pulse is entered when ASIC (U7) on the engine controller PCB has issued a motor activation signal to the black developer drive motor copyir.com Defective engine controller PCB copyir.com Defective black developer drive motor copyir.com Excessive torque for driving black developer copyir.com (Overloaded by a damaged gear copyir.com) Defective harness between engine controller PCB and main drive motor, or poor contact of the connector terminals copyir.com
C2112 Color developers drive motor starting error • No FG (Frequency generation) pulse is entered when ASIC (U7) on the engine controller PCB has issued a motor activation signal to the drive motor for the color developers copyir.com Defective engine controller PCB copyir.com Defective color developers drive motor copyir.com Excessive torque for driving color developers copyir.com (Overloaded by a damaged gear copyir.com) Defective harness between engine controller PCB and color developers drive motor, or poor contact of the connector terminals copyir.com
C2121 Black developer drive motor starting time-out • The FG (Frequency generation) pulse does not reach the correct frequency within 5 s when ASIC (U7) on the engine controller PCB has issued a motor activation signal to the black developer drive motor copyir.com • When the black developer drive motor continues to drive 20 minutes copyir.com Defective engine controller PCB copyir.com Defective black developer drive motor copyir.com Excessive torque for driving black developer copyir.com (Overloaded by a damaged gear copyir.com) Defective harness between engine controller PCB and main drive motor, or poor contact of the connector terminals copyir.com
C2122 Color developers drive motor starting time-out • The FG (Frequency generation) pulse does not reach the correct frequency within 5 s when ASIC (U8) on the engine controller PCB has issued a motor activation signal to the color developers drive motor copyir.com • When the color developers drive motor continues to drive 20 minutes copyir.com Defective engine controller PCB copyir.com Defective color developers drive motor copyir.com Excessive torque for driving color developers copyir.com (Overloaded by a damaged gear copyir.com) Defective harness between engine controller PCB and color developers drive motor, or poor contact of the connector terminals copyir.com
C2340 Fuser drive motor driving clock table error • An error has occurred in the driving clock table on the engine controller PCB that controls the fuser drive motor (a stepping motor) copyir.com Defective engine controller PCB copyir.com
C2500 Paper feed motor lock • The FG (Frequency generation) pulse which the paper feed motor generates is not entered at the correct frequency in ASIC (U8) on the engine controller PCB during normal operation copyir.com Defective engine controller PCB copyir.com Defective paper feed motor copyir.com Excessive torque for driving paper feed unit copyir.com (Overloaded by a damaged gear copyir.com) Defective harness between engine controller PCB and paper feed motor, or poor contact of the connector terminals copyir.com
C2510 Paper feed motor starting error • No FG (Frequency generation) pulse is entered within the predetermined period when ASIC (U8) on the engine controller PCB has issued a motor activation signal to the paper feed motor copyir.com Defective engine controller PCB copyir.com Defective paper feed motor copyir.com Excessive torque for driving paper feed unit copyir.com (Overloaded by a damaged gear copyir.com) Defective harness between engine controller PCB and paper feed motor, or poor contact of the connector terminals copyir.com
C2520 Paper feed motor starting time-out • The FG (Frequency generation) pulse does not reach the correct frequency within 30 s when ASIC (U8) on the engine controller PCB has issued a motor activation signal to the paper feed motor copyir.com Defective engine controller PCB copyir.com Defective paper feed motor copyir.com Excessive torque for driving paper feed unit copyir.com (Overloaded by a damaged gear copyir.com) Defective harness between engine controller PCB and main paper feed, or poor contact of the connector terminals copyir.com
C3100 Scanner carriage problem • The home position is not correct when the power is turned on or at the start of copying using the bypass table copyir.com Defective scanner main PCB copyir.com Defective scanner home position switch copyir.com Defective scanner motor copyir.com Poor contact in the connector terminals copyir.com Defective mirror flame, exposure lamp or scanner wire copyir.com
C3200 Exposure lamp problem • Check the CCD input value for the lighting status of the exposure lamp 500 ms after the exposure lamp is lit and the carriage is moved to the shading position copyir.com If the exposure lamp does not light, a further 100 ms later, check the CCD input copyir.com The exposure lamp does not light after 50 retries copyir.com Defective scanner main PCB copyir.com Defective exposure lamp or inverter PCB copyir.com Incorrect shading position copyir.com Poor contact of the connector terminals copyir.com Defective scanner sub PCB or CCD PCB copyir.com
C4000 Polygon motor error • The CPU (U2) of the engine controller PCB outputs a motor start signal to the laser scanner unit but the READY signal is not input within 30 seconds copyir.com Defective engine controller PCB copyir.com Defective laser scanner unit (PD PCB) copyir.com Defective harness between engine controller PCB and laser scanner unit, or poor contact of the connector terminals copyir.com
C4200 Horizontal synchronized signal (PD) detection error • The ASIC (U7) of the engine controller PCB outputs a laser start signal but a horizontal synchronizing signal (PD) is not input from the laser scanner unit within 600 ms copyir.com Defective engine controller PCB copyir.com Defective laser scanner unit (PD PCB) copyir.com Defective harness between engine controller PCB and laser scanner unit, or poor contact of the connector terminals copyir.com
C5300 Cleaning lamp broken detection • The current at the correct level is not detected when ASIC (U8) on the engine controller PCB generates the signal to activate the cleaning lamp copyir.com Defective engine controller PCB copyir.com Defective drum unit (cleaning lamp or drum PCB) copyir.com Defective harness between engine controller PCB and drum unit, or poor contact of the connector terminals copyir.com
C6000 Heat roller heating time-out 1 • The temperature on the heat roller does not rise within the predetermined period when ASIC (U8) on the engine controller PCB has turned on the upper heater lamp copyir.com This is detected when the upper heater lamp is turned on copyir.com Defective engine controller PCB copyir.com Defective upper fuser heater copyir.com Defective upper thermostat copyir.com Defective fuser PCB copyir.com Defective upper fuser thermistor, or fitting is not proper copyir.com Defective power supply unit copyir.com Defective harness between engine controller PCB and fuser unit, or poor contact of the connector terminals copyir.com
C6010 Heat roller heating time-out 2 • The temperature on the heat toller does not reach the correct temperature within the predetermined period after self-diagnostic code 6000 is cleared copyir.com The period for detection is longer than the condition for self-diagnostics code 6000 copyir.com Defective engine controller PCB copyir.com Defective upper fuser heater copyir.com Defective upper thermostat copyir.com Defective fuser PCB copyir.com Defective upper fuser thermistor, or fitting is not proper copyir.com Defective AC power source copyir.com (Abnormal low voltage) Defective harness between engine controller PCB and fuser unit, or poor contact of the connector terminals copyir.com
C6020 Heat roller abnormal high temperature • The temperature on the heat roller has risen up to the abnormal temperature copyir.com Defective engine controller PCB copyir.com Defective upper fuser heater copyir.com Defective fuser PCB copyir.com Defective upper fuser thermistor copyir.com Defective power supply unit copyir.com Defective AC power source copyir.com (Abnormal high voltage) Defective harness between engine controller PCB and fuser unit, or poor contact of the connector terminals copyir.com
C6030 Upper fuser thermistor broken detection • No temperature detection output is obtained from the upper fuser thermistor copyir.com Defective engine controller PCB copyir.com Defective fuser PCB copyir.com Defective upper fuser thermistor, or improper fitting copyir.com Defective harness between engine controller PCB and fuser unit (upper fuser thermistor), or poor contact of the connector terminals copyir.com
C6040 Upper fuser thermistor abnormal temperature detection • The temperature detection output from the upper fuser thermistor is abnormal change copyir.com Defective engine controller PCB copyir.com Defective fuser PCB copyir.com Defective upper fuser thermistor, or fitting is not proper copyir.com Defective harness between engine controller PCB and fuser unit (upper fuser thermistor), or poor contact of the connector terminals copyir.com
C6100 Press/heat roller heating time-out 1 • The temperature on the press/heat roller does not rise within the predetermined period when ASIC (U8) on the engine controller PCB has turned on the lower heater lamp copyir.com This is detected when the lower heater lamp is turned on copyir.com Defective engine controller PCB copyir.com Defective lower fuser heater copyir.com Defective lower thermostat copyir.com Defective fuser PCB copyir.com Defective lower fuser thermistor, or fitting is not proper copyir.com Defective power supply unit copyir.com Defective harness between engine controller PCB and fuser unit, or poor contact of the connector terminals copyir.com
C6110 Press/heat roller heating time-out 2 • The temperature on the press/heat toller does not reach the correct temperature within the predetermined period after self-diagnostic code 6100 is cleared copyir.com The period for detection is longer than the condition for self-diagnostics code 6100 copyir.com Defective engine controller PCB copyir.com Defective lower fuser heater copyir.com Defective lower thermostat copyir.com Defective fuser PCB copyir.com Defective lower fuser thermistor, or fitting is not proper copyir.com Defective AC power source copyir.com (Abnormal low voltage) Defective harness between engine controller PCB and fuser unit, or poor contact of the connector terminals copyir.com
C6120 Press/heat roller abnormal high temperature • The temperature on the press/heat roller has risen up to the predetermined abnormal temperature copyir.com Defective engine controller PCB copyir.com Defective lower fuser heater copyir.com Defective fuser PCB copyir.com Defective lower fuser thermistor copyir.com Defective power supply unit copyir.com Defective AC power source (abnormal high voltage) copyir.com Defective harness between engine controller PCB and fuser unit, or poor contact of the connector terminals copyir.com
C6130 Lower fuser thermistor broken detection • The temperature detection is not obtained from the lower fuser thermistor copyir.com Defective engine controller PCB copyir.com Defective fuser PCB copyir.com Defective lower fuser thermistor, or improper fitting copyir.com Defective harness between engine controller PCB and fuser unit (lower fuser thermistor), or poor contact of the connector terminals copyir.com
C6140 Lower fuser thermistor abnormal temperature detection • The temperature detection output from the lower fuser thermistor is out of the normal range copyir.com Defective engine controller PCB copyir.com Defective fuser PCB copyir.com Defective lower fuser thermistor, or fitting is not proper copyir.com Defective harness between engine controller PCB and fuser unit (lower fuser thermistor), or poor contact of the connector terminals copyir.com
C7001 Black toner feed motor lock • The revolution of the black toner feed motor does not reach the predetermined revolution within the predetermined period when ASIC (U8) on the engine controller PCB activates the black toner feed motor copyir.com Defective engine controller PCB copyir.com Defective black developer (Black developer PCB) copyir.com Defective harness between engine controller PCB and black developer, or poor contact of the connector terminals copyir.com
C7002 Cyan toner feed motor lock • The revolution of the cyan toner feed motor does not reach the predetermined revolution within the predetermined period when ASIC (U8) on the engine controller PCB activates the cyan toner feed motor copyir.com Defective engine controller PCB copyir.com Defective cyan developer (cyan developer PCB) copyir.com Defective harness between engine controller PCB and cyan developer, or poor contact of the connector terminals copyir.com
C7003 Magenta toner feed motor lock • The revolution of the magenta toner feed motor does not reach the predetermined revolution within the predetermined period when ASIC (U8) on the engine controller PCB activates the magenta toner feed motor copyir.com Defective engine controller PCB copyir.com Defective magenta developer (magenta developer PCB) copyir.com Defective harness between engine controller PCB and magenta developer, or poor contact of the connector terminals copyir.com
C7004 Yellow toner feed motor lock • The revolution of the yellow toner feed motor does not reach the predetermined revolution within the predetermined period when ASIC (U8) on the engine controller PCB activates the yellow toner feed motor copyir.com Defective engine controller PCB copyir.com Defective yellow developer (yellow developer PCB) copyir.com Defective harness between engine controller PCB and yellow developer, or poor contact of the connector terminals copyir.com
C7101 Black T/C sensor toner density detection error • A normal toner density signal is not entered in the A/D port of CPU (U2) on the engine controller PCB copyir.com Defective engine controller PCB copyir.com Defective black developer (black developer PCB or black T/C sensor) copyir.com Defective black developer (black toner feed motor does not rotate in the correct revolution) copyir.com Defective harness between engine controller PCB and black developer, or poor contact of the connector terminals copyir.com
C7102 Cyan T/C sensor toner density detection error • A normal toner density signal is not entered in the A/D port of CPU (U2) on the engine controller PCB copyir.com Defective engine controller PCB copyir.com Defective cyan developer (cyan developer PCB or cyan T/C sensor) copyir.com Defective cyan developer (cyan toner feed motor does not rotate in the correct revolution) copyir.com Defective harness between engine controller PCB and cyan developer, or poor contact of the connector terminals copyir.com
C7103 Magenta T/C sensor toner density detection error • A normal toner density signal is not entered in the A/D port of CPU (U2) on the engine controller PCB copyir.com Defective engine controller PCB copyir.com Defective magenta developer (magenta developer PCB or magenta T/C sensor) copyir.com Defective magenta developer (magenta toner feed motor does not rotate in the correct revolution) copyir.com Defective harness between engine controller PCB and magenta developer, or poor contact of the connector terminals
C7104 Yellow T/C sensor toner density detection error • A normal toner density signal is not entered in the A/D port of CPU (U2) on the engine controller PCB copyir.com Defective engine controller PCB copyir.com Defective yellow developer (yellow developer PCB or yellow T/C sensor) copyir.com Defective yellow developer (yellow toner feed motor does not rotate in the correct revolution) copyir.com Defective harness between engine controller PCB and yellow developer, or poor contact of the connector terminals copyir.com
C7301 Intermediate toner hopper toner feed error • Black toner is not fed in the intermediate toner hopper in the black toner developer from the black toner container within the predetermined period copyir.com Defective engine controller PCB copyir.com Defective black toner empty sensor PCB copyir.com Defective black toner feed clutch copyir.com Poor contact of the black toner feed clutch copyir.com Defective feed drive PCB copyir.com Defective harness between engine controller PCB and black developer, or poor contact of the connector terminals copyir.com Defective harness between engine controller PCB and feed drive PCB, or poor contact of the connector terminals copyir.com
C7600 Image density sensor detection error • The measured value at the end of color compensation is 255 or more for no image and LED off or the measured value for no image and LED on exceeds the value for any image copyir.com Defective engine controller PCB copyir.com Defective imege density sensor copyir.com
C7610 Image density sensor detection error • The measurement result of each density batch at the end of color compensation shows abnormal relation of density in size copyir.com Defective engine controller PCB copyir.com Defective imege density sensor copyir.com
C7700 Offset drum sensor detection timeout error • When the drum home position is to be detected, the input level from the offset drum sensor to ASIC (U7) of the engine controller PCB has been gone hign for 5 seconds copyir.com Defective drum PCB copyir.com Defective engine controller PCB copyir.com Defective harness between engine controller PCB and drum unit, or poor contact of the connector terminals copyir.com
C7710 Offset drum sensor detection error • When the drum home position is to be detected, the input level from the offset drum sensor to ASIC (U7) of the engine controller PCB has been gone low for 4 seconds copyir.com Defective drum PCB copyir.com Defective engine controller PCB copyir.com Defective harness between engine controller PCB and drum unit, or poor contact of the connector terminals copyir.com
C7800 Broken external temperature thermistor wire • The thermistor output value is 3 copyir.com8 V or more for 500 ms continuously copyir.com Defective engine controller PCB copyir.com Defective humidity/ temperature sensor copyir.com
C7810 Short-circuited external temperature thermistor • The thermistor input value is 0 copyir.com4 V or less for 500 ms continuously copyir.com Defective engine controller PCB copyir.com Defective humidity/ temperature sensor copyir.com
C8000 Document finisher incorrect type problem • The cdocument finisher of the type other than the finishers supported by this machine is connected copyir.com Defective scanner main PCB copyir.com The document finisher of the different type is connected copyir.com
C8010 Document finisher paper conveying motor problem • The paper conveying motor lockup signal is detected for 0 copyir.com5 s or longer copyir.com Poor contact in the paper conveying motor connector terminals copyir.com The paper conveying motor malfunctions copyir.com Defective finisher main PCB copyir.com
C8030 Document finisher paper conveying belt problem • An on-to-off or off-to-on state change of the paper conveying belt home position sensor is not detected within 2 s of the paper conveying belt clutch turning on copyir.com The paper conveying belt is out of phase copyir.com The paper conveying belt clutch malfunctions copyir.com The paper conveying belt home position sensor malfunctions copyir.com The paper conveying belt home position sensor connector makes poor contact copyir.com The internal tray is incorrectly inserted copyir.com
C8140 Document finisher tray elevation motor problem • The sort tray is not detected in the home position within 30 s of the start of the tray elevation motor rotation copyir.com Poor contact in the tray elevation motor connector terminals copyir.com The tray elevation motor malfunctions copyir.com Defective finisher main PCB copyir.com
C8170 Document finisher front side registration motor problem • If the front side registration home position sensor is on in initialization, the sensor does not turn off within 570 ms of starting initialization copyir.com • If the front side registration home position sensor is off in initialization, the sensor does not turn on within 3180 ms of starting initialization copyir.com The front side registration motor connector makes poor contact copyir.com The front side registration motor malfunctions copyir.com The front side registration home position sensor connector makes poor contact copyir.com The front side registration home position sensor malfunctions copyir.com Defective finisher main PCB copyir.com
C8180 Document finisher rear side registration motor problem • If the rear side registration home position sensor is on in initialization, the sensor does not turn off within 570 ms of starting initialization copyir.com • If the rear side registration home position sensor is off in initialization, the sensor does not turn on within 2880 ms of starting initialization copyir.com The rear side registration motor connector makes poor contact copyir.com The rear side registration motor malfunctions copyir.com The rear side registration home position sensor connector makes poor contact copyir.com The rear side registration home position sensor malfunctions copyir.com Defective finisher main PCB copyir.com
C8210 Document finisher front stapler problem • The front stapler home position sensor does not change state from nondetection to detection within 200 ms of the start of front stapler motor counterclockwise (forward) rotation copyir.com • During initialization, the front stapler home position sensor does not change state from non-detection to detection within 600 ms of the start of front stapler motor clockwise (reverse) rotation copyir.com The front stapler connector makes poor contact copyir.com The front stapler malfunctions copyir.com a) The front stapler is blocked with a staple copyir.com b) The front stapler is broken copyir.com Defective finisher main PCB copyir.com
C8220 Document finisher rear stapler problem • The rear stapler home position sensor does not change state from non-detection to detection within 200 ms of the start of rear stapler motor counterclockwise (forward) rotation copyir.com • During initialization, the rear stapler home position sensor does not change state from non-detection to detection within 600 ms of the start of rear stapler motor clockwise (reverse) rotation copyir.com The rear stapler connector makes poor contact copyir.com The rear stapler malfunctions copyir.com a) The rear stapler is blocked with a staple copyir.com b) The rear stapler is broken copyir.com Defective finisher main PCB copyir.com
C9500 Scanner sub PCB problem Scanner sub PCB problem
C9510 Scanner sub PCB problem Scanner sub PCB problem
C9520 Scanner sub PCB problem Scanner sub PCB problem