لمینت MKP
1402-06-04
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C0104 Tray 3/4 feeder transportation motor failure to turn
• The lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary copyir.com 1 Check the M25 connector for proper connection and correct as necessary copyir.com 2 Check the connector of M25 for proper drive coupling and correct as necessary copyir.com 3 M25 operation check PFTDB CN12PFTDB-6 (LOCK) V-12 copyir.com 4 Change M25 copyir.com 5 Change PFTDB copyir.com 6 Change PRCB copyir.com
C0105 Tray 3/4 feeder transportation motor turning at abnormal timing
• The lock signal remains LOW for a predetermined continuous period of time while the motor remains stationary copyir.com 1 Check the M25 connector for proper connection and correct as necessary copyir.com 2 Check the connector of M25 for proper drive coupling and correct as necessary copyir.com 3 M25 operation check PFTDB CN12PFTDB-6 (LOCK) V-12 copyir.com 4 Change M25 copyir.com 5 Change PFTDB copyir.com 6 Change PRCB copyir.com
C0202 Tray 1 feeder up/down abnormality
• The tray 1 upper limit sensor is not blocked even after the lapse of a given period of time after the lifting motion has been started copyir.com 1 Check the M6 connector for proper connection and correct as necessary copyir.com 2 Check the connector of M6 for proper drive coupling and correct as necessary copyir.com 3 PS6 I/O check, sensor check PFTDB CN4PFTDB-3 (ON) P-4 copyir.com 4 M6 operation check PFTDB CN18PFTDB-9 (ON) V-3 copyir.com 5 Change M6 copyir.com 6 Change PFTDB copyir.com 7 Change PRCB copyir.com
C0204 Tray 2 feeder up/down abnormality
• The tray 2 upper limit sensor is not blocked even after the lapse of a given period of time after the lifting motion has been started copyir.com 1 Check the M8 connector for proper connection and correct as necessary copyir.com 2 Check the connector of M8 for proper drive coupling and correct as necessary copyir.com 3 PS14 I/O check, sensor check PFTDB CN8BPFTDB-10 (ON) P-7 copyir.com 4 M8 operation check PFTDB CN6PFTDB-9 (ON) V-4 copyir.com 5 Change M8 copyir.com 6 Change PFTDB copyir.com 7 Change PRCB copyir.com
C0206 Tray 3 feeder up/down abnormality
• The tray 3 upper limit sensor is not blocked even after the lapse of a given period of time after the lifting motion has been started copyir.com 1 Check the M23 connector for proper connection and correct as necessary copyir.com 2 Check the connector of M23 for proper drive coupling and correct as necessary copyir.com 3 PS22 I/O check, sensor check PFTDB CN10BPFTDB-6 (ON) V-6 copyir.com 4 M23 operation check PFTDB CN11PFTDB-4 (ON) V-9 copyir.com 5 Change M23 copyir.com 6 Change PFTDB copyir.com 7 Change PRCB copyir.com
C0208 Tray 4 feeder up/down abnormality
• The tray 4 upper limit sensor is not blocked even after the lapse of a given period of time after the lifting motion has been started copyir.com 1 Check the M24 connector for proper connection and correct as necessary copyir.com 2 Check the connector of M24 for proper drive coupling and correct as necessary copyir.com 3 PS27 I/O check, sensor check PFTDB CN9BPFTDB-6 (ON) V-8 copyir.com 4 M24 operation check PFTDB CN11PFTDB-2 (ON) V-9 copyir.com 5 Change M23 copyir.com 6 Change PFTDB copyir.com 7 Change PRCB copyir.com
C0211 Manual feed up/down abnormality
• The bypass paper limit sensor (PS35) or bypass paper lower sensor (PS36) is not blocked even after the lapse of a given period of time after the manual feed tray up-and-down motion has been started copyir.com 1 Check the M28 connector for proper connection and correct as necessary copyir.com 2 Check the connector of M28 for proper drive coupling and correct as necessary copyir.com 3 PS35 I/O check, sensor check PFTDB CN26BPFTDB<B>-10 (ON) P-12 copyir.com 4 PS36 I/O check, sensor check PFTDB CN9BPFTDB<A>-11 (ON) P-11 copyir.com 5 M28 operation check PFTDB CN26PFTDB<B>-11,12 P-12 copyir.com 6 Change M28 copyir.com 7 Change PFTDB copyir.com
C0216 LCT up/down abnormality
C0301 Suction fan motor’s failure to turn
• The fan lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary copyir.com 1 Check the FM1 connector for proper connection and correct as necessary copyir.com 2 Check the fan for possible overload and correct as necessary copyir.com 3 FM1 operation check PRCB CN11PRCB-3 (REM) PRCB CN11PRCB-5 (LOCK) K-3 copyir.com 4 Change FM1 copyir.com 5 Change PRCB copyir.com
C0351 Paper cooling fan trouble
• The fan lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary copyir.com 1 Check the FM13 connector for proper connection and correct as necessary copyir.com 2 Check the fan for possible overload and correct as necessary copyir.com 3 FM13 operation check PRCB CN10PRCB-4 (REM) PRCB CN10PRCB-6 (LOCK) K-6 copyir.com 4 Change FM13 copyir.com 5 Change PRCB copyir.com
C1004 FNS communication error
C1008 RU communication error
C1101 Shift roller motor drive failure
C1102 Tray ascent/descent drive failure
C1103 Aligning plate drive failure
C1104 Paper exit roller drive failure
C1105 Paper exit drive failure
C1106 Stapler movement drive failure
C1107 Stapler clincher rotation drive failure
C1108 Stapler rotation motor drive failure
C1109 Stapler F unit drive failure
C1110 Stapler R unit drive failure
C1111 Stapler F unit clincher drive failure
C1112 Stapler R unit clincher drive failure
C1113 Saddle stitching stopper motor drive failure
C1114 Stapler side guide motor drive failure
C1115 Folding knife motor drive failure
C1116 Folding transfer motor drive failure
C1124 Sheet feeder up/down drive (lower)
C1125 Sheet feeder up/down drive (upper)
C1126 Sheet feeder transportation drive
C1127 Punch kit movement motor drive failure
C1132 Output OP punch driving motor malfunction
C1137 Gate motor drive failure
C1182 Shift motor mechanism failure
C1183 Finishing option elevator drive malfunction
C1190 Finishing option aligning bar moving mechanism malfunction 1
C1191 Finishing option aligning bar moving mechanism malfunction 2
C11A0 Paper holding drive failure
C11A1 Finishing option exit roller pressure/retraction failure
C11A2 Saddle exit roller pressure/retraction failure
C11A3 Shutter drive failure
C11A4 Saddle exit motor failure
C11A5 Saddle in & out guide motor failure
C11A6 Saddle layable guide drive failure
C11B0 Finishing option stapler unit CD drive failure
C11B2 Finishing option stapling mechanism malfunction 1
C11B5 Side staple 1 drive failure
C11B6 Side staple 2 drive failure
C11C0 Punch motor malfunction
C11D0 Crease motor drive failure
C11E0 Route switch malfunction
C1301 Finishing option cooling fan motor failure
C1402 FNS non-volatile memory failure
C2101 PC charge cleaning malfunction
• During backward movement of the cleaner, the charging cleaner home sensor is not blocked after a predetermined period of time has elapsed copyir.com 1 Check the imaging unit/K for proper connection and correct as necessary copyir.com 2 Check the M15 connector for proper connection and correct as necessary copyir.com 3 PS43 I/O check, sensor check PRCB CN8PRCB-8 (ON) C-12 copyir.com 4 PS44 I/O check, sensor check PRCB CN8PRCB-11 (ON) C-13 copyir.com 5 M15 operation check PRCB CN8PRCB-3 to 4 C-12 copyir.com 6 Change imaging unit /K copyir.com 7 Change M15 copyir.com 8 Change PRCB copyir.com
C2151 Secondary transfer roller pressure welding alienation
• The pressure welding alienation sensor doesn’t turn OFF (retracting) even after the lapse of a given period of time after the 2nd image transfer pressure retraction motor has started rotating during the 2nd image transfer roller is retracting copyir.com • The pressure welding alienation sensor doesn’t turn ON (pressuring) even after the lapse of a given period of time after the 2nd image transfer pressure retraction motor has started rotating during the 2nd image transfer roller is pressuring copyir.com 1 Check the M3 connector for proper connection and correct as necessary copyir.com 2 PS50 I/O check, sensor check PRCB CN36PRCB-9 (ON) K-4 copyir.com 3 M3 operation check PRCB CN11PRCB-1 (REM) K-3 copyir.com 4 Change M3 copyir.com 5 Change PRCB copyir.com
C2152 Transfer belt pressure welding alienation
• At the completion of transfer belt pressure/ retraction operations, the pressure welding alienation sensor/K or the pressure welding alienation sensor/color is not in the status corresponding to each of the transfer belt pressure/retraction operations copyir.com See the table below copyir.com • Even after a predetermined period of time has elapsed since the transfer belt starts pressure/retraction operation, the pressure welding alienation sensor/K or the pressure welding alienation sensor/color is not in the status corresponding to each of the transfer belt pressure/retraction operations copyir.com See the table below copyir.com Operation Position Sensor status (K: Color) • Color and K retraction – K pressure • Color and K pressure – K pressure ON (not blocked) :OFF (blocked) pressure • Color and K retraction – Color and K pressure • K pressure – Color and K pressure Color and K pressure ON (not blocked):ON (not blocked) • K pressure – Color and K retraction • Color and K pressure -Color and K Color and K retraction OFF (blocked): OFF (blocked) 1 Check the M21 connector for proper connection and correct as necessary copyir.com 2 PS51 I/O check, sensor check PRCB CN11PRCB-12 (ON) K-2 copyir.com 3 PS52 I/O check, sensor check PRCB CN11PRCB-15 (ON) K-2 copyir.com 4 M21 operation check PRCB CN17PRCB-1 to 4 K-2 copyir.com 5 Change M21 copyir.com 6 Change MFPB copyir.com
C2160 PC charge (C) malfunction
• When electrostatic charge output is ON, electrostatic charge leak detection system continues to detect leaks for a predetermined period of time copyir.com In this case, C2164 is displayed at the first detection and then after the trouble is reset, a leak IU identification process is executed copyir.com Then the trouble code corresponding to the IU color is displayed copyir.com 1 Check the imaging unit for proper connection and correct as necessary copyir.com 2 Check the HV1 connector for proper connection and correct as necessary copyir.com 3 Check the PRCB connector for proper connection and correct as necessary copyir.com 4 Change IU copyir.com 5 Change HV1 copyir.com 6 Change PRCB copyir.com
C2161 PC charge (M) malfunction
• When electrostatic charge output is ON, electrostatic charge leak detection system continues to detect leaks for a predetermined period of time copyir.com In this case, C2164 is displayed at the first detection and then after the trouble is reset, a leak IU identification process is executed copyir.com Then the trouble code corresponding to the IU color is displayed copyir.com 1 Check the imaging unit for proper connection and correct as necessary copyir.com 2 Check the HV1 connector for proper connection and correct as necessary copyir.com 3 Check the PRCB connector for proper connection and correct as necessary copyir.com 4 Change IU copyir.com 5 Change HV1 copyir.com 6 Change PRCB copyir.com
C2162 PC charge (Y) malfunction
• When electrostatic charge output is ON, electrostatic charge leak detection system continues to detect leaks for a predetermined period of time copyir.com In this case, C2164 is displayed at the first detection and then after the trouble is reset, a leak IU identification process is executed copyir.com Then the trouble code corresponding to the IU color is displayed copyir.com 1 Check the imaging unit for proper connection and correct as necessary copyir.com 2 Check the HV1 connector for proper connection and correct as necessary copyir.com 3 Check the PRCB connector for proper connection and correct as necessary copyir.com 4 Change IU copyir.com 5 Change HV1 copyir.com 6 Change PRCB copyir.com
C2163 PC charge (K) malfunction
• When electrostatic charge output is ON, electrostatic charge leak detection system continues to detect leaks for a predetermined period of time copyir.com In this case, C2164 is displayed at the first detection and then after the trouble is reset, a leak IU identification process is executed copyir.com Then the trouble code corresponding to the IU color is displayed copyir.com 1 Check the imaging unit for proper connection and correct as necessary copyir.com 2 Check the HV1 connector for proper connection and correct as necessary copyir.com 3 Check the PRCB connector for proper connection and correct as necessary copyir.com 4 Change IU copyir.com 5 Change HV1 copyir.com 6 Change PRCB copyir.com
C2164 PC charge malfunction
• When electrostatic charge output is ON, electrostatic charge leak detection system continues to detect leaks for a predetermined period of time copyir.com In this case, C2164 is displayed at the first detection and then after the trouble is reset, a leak IU identification process is executed copyir.com Then the trouble code corresponding to the IU color is displayed copyir.com 1 Check the imaging unit for proper connection and correct as necessary copyir.com 2 Check the HV1 connector for proper connection and correct as necessary copyir.com 3 Check the PRCB connector for proper connection and correct as necessary copyir.com 4 Change IU copyir.com 5 Change HV1 copyir.com 6 Change PRCB copyir.com
C2204 Waste toner agitating motor’s failure to turn
• The waste toner agitating motor lock sensor continues to be blocked or unblocked for a predetermined period of time when the motor is turning copyir.com 1 Change the waste toner box copyir.com 2 Check the M20 connector for proper connection and correct as necessary copyir.com 3 Check the connector of motor for proper drive coupling and correct as necessary copyir.com 4 M20 operation check PRCB CN15PRCB-11 to 14 C-12 copyir.com 5 Change M20 copyir.com 6 Change PRCB copyir.com
C2253 Color PC drum motor’s failure to turn
• The motor lock signal remains HIGH for a predetermined continuous period of time while the motor is turning copyir.com 1 Check the M16 connector for proper connection and correct as necessary copyir.com 2 Check the M16 connector for proper drive coupling and correct as necessary copyir.com 3 Check the PRCB connector for proper connection and correct as necessary copyir.com 4 M16 operation check PRCB CN12PRCB-9 (REM) PRCB CN12PRCB-12 (LOCK) K-9 copyir.com 5 Change M16 copyir.com 6 Change PRCB copyir.com
C2254 Color PC drum motor’s turning at abnormal timing
• The motor lock signal remains LOW for a predetermined continuous period of time while the motor remains stationary copyir.com 1 Check the M16 connector for proper connection and correct as necessary copyir.com 2 Check the M16 connector for proper drive coupling and correct as necessary copyir.com 3 Check the PRCB connector for proper connection and correct as necessary copyir.com 4 M16 operation check PRCB CN12PRCB-9 (REM) PRCB CN12PRCB-12 (LOCK) K-9 copyir.com 5 Change M16 copyir.com 6 Change PRCB copyir.com
C2255 Color developing motor’s failure to turn
• The motor lock signal remains HIGH for a predetermined continuous period of time while the motor is turning copyir.com 1 Check the M17 connector for proper connection and correct as necessary copyir.com 2 Check the M17 connector for proper drive coupling and correct as necessary copyir.com 3 Check the PRCB connector for proper connection and correct as necessary copyir.com 4 M17 operation check PRCB CN12PRCB-14 (REM) PRCB CN12PRCB-17 (LOCK) K-8 copyir.com 5 Change M17 copyir.com 6 Change PRCB copyir.com
C2256 Color developing motor’s turning at abnormal timing
• The motor lock signal remains LOW for a predetermined continuous period of time while the motor remains stationary copyir.com 1 Check the M17 connector for proper connection and correct as necessary copyir.com 2 Check the M17 connector for proper drive coupling and correct as necessary copyir.com 3 Check the PRCB connector for proper connection and correct as necessary copyir.com 4 M17 operation check PRCB CN12PRCB-14 (REM) PRCB CN12PRCB-17 (LOCK) K-8 copyir.com 5 Change M17 copyir.com 6 Change PRCB copyir.com
C2257 Cleaner motor’s failure to turn
• The motor lock signal remains HIGH for a predetermined continuous period of time while the motor is turning copyir.com 1 Check the M38 connector for proper connection and correct as necessary copyir.com 2 Check the M38 connector for proper drive coupling and correct as necessary copyir.com 3 Check the PRCB connector for proper connection and correct as necessary copyir.com 4 M38 operation check PRCB CN13PRCB-11 (LOCK) K-10 to 11 copyir.com 5 Change M38 copyir.com 6 Change PRCB copyir.com
C2258 Cleaner motor’s turning at abnormal timing
• The motor lock signal remains LOW for a predetermined continuous period of time while the motor remains stationary copyir.com 1 Check the M38 connector for proper connection and correct as necessary copyir.com 2 Check the M38 connector for proper drive coupling and correct as necessary copyir.com 3 Check the PRCB connector for proper connection and correct as necessary copyir.com 4 M38 operation check PRCB CN13PRCB-11 (LOCK) K-10 to 11 copyir.com 5 Change M38 copyir.com 6 Change PRCB copyir.com
C2259 K developing motor’s failure to turn
• The motor lock signal remains HIGH for a predetermined continuous period of time while the motor is turning copyir.com 1 Check the M19 connector for proper connection and correct as necessary copyir.com 2 Check the M19 connector for proper drive coupling and correct as necessary copyir.com 3 Check the PRCB connector for proper connection and correct as necessary copyir.com 4 M19 operation check PRCB CN12PRCB-2 (REM) PRCB CN12PRCB-5 (LOCK) K-9 copyir.com 5 Change M19 copyir.com 6 Change PRCB copyir.com
C225A K developing motor’s turning at abnormal timing
• The motor lock signal remains LOW for a predetermined continuous period of time while the motor remains stationary copyir.com 1 Check the M19 connector for proper connection and correct as necessary copyir.com 2 Check the M19 connector for proper drive coupling and correct as necessary copyir.com 3 Check the PRCB connector for proper connection and correct as necessary copyir.com 4 M19 operation check PRCB CN12PRCB-2 (REM) PRCB CN12PRCB-5 (LOCK) K-9 copyir.com 5 Change M19 copyir.com 6 Change PRCB copyir.com
C225B K PC drum motor’s failure to turn
• The motor lock signal remains HIGH for a predetermined continuous period of time while the motor is turning copyir.com 1 Check the M18 connector for proper connection and correct as necessary copyir.com 2 Check the M18 connector for proper drive coupling and correct as necessary copyir.com 3 Check the PRCB connector for proper connection and correct as necessary copyir.com 4 M18 operation check PRCB CN13PRCB-15 (REM) PRCB CN13PRCB-18 (LOCK) K-10 copyir.com 5 Change M18 copyir.com 6 Change PRCB copyir.com
C225C K PC drum motor’s turning at abnormal timing
• The motor lock signal remains LOW for a predetermined continuous period of time while the motor remains stationary copyir.com 1 Check the M18 connector for proper connection and correct as necessary copyir.com 2 Check the M18 connector for proper drive coupling and correct as necessary copyir.com 3 Check the PRCB connector for proper connection and correct as necessary copyir.com 4 M18 operation check PRCB CN13PRCB-15 (REM) PRCB CN13PRCB-18 (LOCK) K-10 copyir.com 5 Change M18 copyir.com 6 Change PRCB copyir.com
C2351 K toner suction fan motor’s failure to turn
• The motor lock signal remains HIGH for a predetermined continuous period of time while the motor is turning copyir.com 1 Check the FM8 connector for proper connection and correct as necessary copyir.com 2 Check the fan for possible overload and correct as necessary copyir.com 3 FM8 operation check PRCB CN10PRCB-10 (REM) PRCB CN10PRCB-12 (LOCK) K-5 copyir.com 4 Change FM8 copyir.com 5 Change PRCB copyir.com
C2352 Color toner suction fan motor’s failure to turn
• The motor lock signal remains HIGH for a predetermined continuous period of time while the motor is turning copyir.com 1 Check the FM7 connector for proper connection and correct as necessary copyir.com 2 Check the fan for possible overload and correct as necessary copyir.com 3 FM7 operation check PRCB CN10PRCB-7 (REM) PRCB CN10PRCB-9 (LOCK) K-5 copyir.com 4 Change FM7 copyir.com 5 Change PRCB copyir.com
C2353 IU cooling fan motor’s failure to turn
• The motor lock signal remains HIGH for a predetermined continuous period of time while the motor is turning copyir.com 1 Check the FM15 connector for proper connection and correct as necessary copyir.com 2 Check the fan for possible overload and correct as necessary copyir.com 3 FM15 operation check REYB PH CN5REYB PH-1 (REM) REYB PH CN5REYB PH-3 (LOCK) B-7 copyir.com 4 Change FM15 copyir.com 5 Change REYB/PH copyir.com 6 Change PRCB copyir.com
C2354 Rear side cooling fan motor’s failure to turn
• The motor lock signal remains HIGH for a predetermined continuous period of time while the motor is turning copyir.com 1 Check the FM16 connector for proper connection and correct as necessary copyir.com 2 Check the fan for possible overload and correct as necessary copyir.com 3 FM16 operation check PRCB CN26PRCB-2 (REM) PRCB CN26PRCB-3 (LOCK) C-16 copyir.com 4 Change FM16 copyir.com 5 Change PRCB copyir.com
C2451 Release new transfer belt unit
• A new installation is not detected when a new transfer cleaner unit (image transfer belt unit) is installed copyir.com 1 Reinstall unit copyir.com 2 Check there is a short circuit in the fuse of the transfer belt unit copyir.com 3 Check the PRCB connector for proper connection and correct as necessary copyir.com 4 Change PRCB copyir.com
C2551 Abnormally low toner density detected cyan TCR sensor
• When sampling data is determined in TC ratio calculation control, TCR sensor output is higher than a predetermined value for a predetermined number of times in a row even though there is toner in the sub hopper copyir.com 1 Perform image troubleshooting procedure if image density is low copyir.com 2 Clean the TCR sensor window on the underside of the imaging unit if dirty 3 Reinstall imaging unit copyir.com 4 Reinstall toner cartridge copyir.com 5 M9, M10, M11 operation check (At this time, IU must be non-installation copyir.com) M9: PRCB CN16PRCB-1 to 4 M10: PRCB CN16PRCB-5 to 8 M11: PRCB CN16PRCB-9 to 12 C-22 to 23 copyir.com 6 M13, M14 operation check M13: PRCB CN17PRCB-5 to 8 M14: PRCB CN17PRCB-9 to 12 K-1 copyir.com 7 If the toner empty sensor and its surroundings inside the sub hopper are dirtied with toner, clean them copyir.com 8 Change imaging unit copyir.com 9 Change PRCB copyir.com
C2552 Abnormally high toner density detected cyan TCR sensor
• TC ratio in the developing unit which is determined by Toner replenishing amount control mechanism, is a predetermined value or more for a given number of times consecutively copyir.com 1 Clean the TCR sensor window on the underside of the imaging unit if dirty copyir.com 2 Reinstall imaging unit copyir.com 3 Reinstall toner cartridge copyir.com 4 Change imaging unit copyir.com 5 Change PRCB copyir.com 6 Change sub hopper unit copyir.com
C2553 Abnormally low toner density detected magenta TCR sensor
• When sampling data is determined in TC ratio calculation control, TCR sensor output is higher than a predetermined value for a predetermined number of times in a row even though there is toner in the sub hopper copyir.com 1 Perform image troubleshooting procedure if image density is low copyir.com 2 Clean the TCR sensor window on the underside of the imaging unit if dirty 3 Reinstall imaging unit copyir.com 4 Reinstall toner cartridge copyir.com 5 M9, M10, M11 operation check (At this time, IU must be non-installation copyir.com) M9: PRCB CN16PRCB-1 to 4 M10: PRCB CN16PRCB-5 to 8 M11: PRCB CN16PRCB-9 to 12 C-22 to 23 copyir.com 6 M13, M14 operation check M13: PRCB CN17PRCB-5 to 8 M14: PRCB CN17PRCB-9 to 12 K-1 copyir.com 7 If the toner empty sensor and its surroundings inside the sub hopper are dirtied with toner, clean them copyir.com 8 Change imaging unit copyir.com 9 Change PRCB copyir.com
C2554 Abnormally high toner density detected magenta TCR sensor
• TC ratio in the developing unit, which is determined by toner replenishing amount control mechanism, is a predetermined value or more for a given number of times consecutively copyir.com 1 Clean the TCR sensor window on the underside of the imaging unit if dirty copyir.com 2 Reinstall imaging unit copyir.com 3 Reinstall toner cartridge copyir.com 4 Change imaging unit copyir.com 5 Change PRCB copyir.com 6 Change sub hopper unit copyir.com
C2555 Abnormally low toner density detected yellow TCR sensor
• When sampling data is determined in TC ratio calculation control, TCR sensor output is higher than a predetermined value for a predetermined number of times in a row even though there is toner in the sub hopper copyir.com 1 Perform image troubleshooting procedure if image density is low copyir.com 2 Clean the TCR sensor window on the underside of the imaging unit if dirty 3 Reinstall imaging unit copyir.com 4 Reinstall toner cartridge copyir.com 5 M9, M10, M11 operation check (At this time, IU must be non-installation copyir.com) M9: PRCB CN16PRCB-1 to 4 M10: PRCB CN16PRCB-5 to 8 M11: PRCB CN16PRCB-9 to 12 C-22 to 23 copyir.com 6 M13, M14 operation check M13: PRCB CN17PRCB-5 to 8 M14: PRCB CN17PRCB-9 to 12 K-1 copyir.com 7 If the toner empty sensor and its surroundings inside the sub hopper are dirtied with toner, clean them copyir.com 8 Change imaging unit copyir.com 9 Change PRCB copyir.com
C2556 Abnormally high toner density detected yellow TCR sensor
• TC ratio in the developing unit, which is determined by toner replenishing amount control mechanism, is a predetermined value or more for a given number of times consecutively copyir.com 1 Clean the TCR sensor window on the underside of the imaging unit if dirty copyir.com 2 Reinstall imaging unit copyir.com 3 Reinstall toner cartridge copyir.com 4 Change imaging unit copyir.com 5 Change PRCB copyir.com 6 Change sub hopper unit copyir.com
C2557 Abnormally low toner density detected black TCR sensor
• When sampling data is determined in TC ratio calculation control, TCR sensor output is higher than a predetermined value for a predetermined number of times in a row even though there is toner in the sub hopper copyir.com 1 Perform image troubleshooting procedure if image density is low copyir.com 2 Clean the TCR sensor window on the underside of the imaging unit if dirty 3 M12 operation check (At this time, IU must be non-installation copyir.com) PRCB CN16PRCB-13 to 16 C-22 4 M14 operation check PRCB CN17PRCB-9 to 12 K-1 copyir.com 5 Reinstall imaging unit copyir.com 6 Reinstall toner cartridge copyir.com 7 If the toner empty sensor and its surroundings inside the sub hopper are dirtied with toner, clean them copyir.com 8 Change imaging unit /K copyir.com 9 Change PRCB copyir.com
C2558 Abnormally high toner density detected black TCR sensor
• TC ratio in the developing unit, which is determined by toner replenishing amount control mechanism, is a predetermined value or more for a given number of times consecutively copyir.com 1 Correct the TCR connection on the underside of the imaging unit if faulty copyir.com 2 Reinstall imaging unit copyir.com 3 Reinstall toner cartridge copyir.com 4 Change imaging unit copyir.com 5 Change PRCB copyir.com 6 Change sub hopper unit copyir.com
C2559 Cyan TCR sensor adjustment failure
• TCR sensor automatic adjustment does not function properly, failing to adjust to an appropriate value copyir.com 1 Clean the TCR sensor window on the underside of the imaging unit if dirty copyir.com 2 M9, M10, M11 operation check M9: PRCB CN16PRCB-1 to 4 M10: PRCB CN16PRCB-5 to 8 M11: PRCB CN16PRCB-9 to 12 C-22 to 23 copyir.com 3 Reinstall imaging unit copyir.com 4 Change imaging unit copyir.com 5 Change PRCB copyir.com
C255A Magenta TCR sensor adjustment failure 1 Clean the TCR sensor window on the underside of the imaging unit if dirty copyir.com 2 M9, M10, M11 operation check M9: PRCB CN16PRCB-1 to 4 M10: PRCB CN16PRCB-5 to 8 M11: PRCB CN16PRCB-9 to 12 C-22 to 23 copyir.com 3 Reinstall imaging unit copyir.com 4 Change imaging unit copyir.com 5 Change PRCB copyir.com
C255B Yellow TCR sensor adjustment failure 1 Clean the TCR sensor window on the underside of the imaging unit if dirty copyir.com 2 M9, M10, M11 operation check M9: PRCB CN16PRCB-1 to 4 M10: PRCB CN16PRCB-5 to 8 M11: PRCB CN16PRCB-9 to 12 C-22 to 23 copyir.com 3 Reinstall imaging unit copyir.com 4 Change imaging unit copyir.com 5 Change PRCB copyir.com
C255C Black TCR sensor adjustment failure 1 Clean or correct each contact of the imaging unit if faulty copyir.com 2 M12 operation check PRCB CN16PRCB-13 to 16 C-22 copyir.com 3 Reinstall imaging unit /K copyir.com 4 Change imaging unit /K copyir.com 5 Change PRCB copyir.com
C2650 Main backup media access error
• Contact the responsible people of KMBT before taking some countermeasures copyir.com 1 Check the connector (CN23PRCB) on PRCB, the connector (CN1SV ERB) on SV ERB, and the harness between the boards for proper connection and correct as necessary copyir.com 2 Change PRCB 1 copyir.com Turn OFF the main power switch and replace the current PRCB with a new one copyir.com (When using a PRCB of another machine in service, be sure to use a PRCB installed in the same model copyir.com) 2 copyir.com Update the PRCB firmware copyir.com 3 copyir.com After completing the firmware update, turn OFF and ON the main power switch and check to see that warm-up is started copyir.com Make sure that malfunction codes other than C2650 or improper IU/TC placement is not detected copyir.com 4 copyir.com When the trouble cannot be solved, reinstall the removed PRCB to the original board copyir.com NOTE • When taking the above steps, check whether PRCB is defective or not without replacing the SV ERB copyir.com 3 Change SV ERB 1 copyir.com Replace the current SV ERB with a new one copyir.com 2 copyir.com Turn ON the main power switch and check to see that warm-up is started copyir.com (One minute is spent to prepare the new SV ERB for use copyir.com During the period, the control panel backlight stays off copyir.com) Make sure that malfunction codes other than C2650 or improper IU/TC placement is not detected copyir.com 3 copyir.com Make the specified readjustments copyir.com 4 If the above actions do not solve the problem, contact KMBT copyir.com
C2651 EEPROM access error (IU C)
• The re-written data, which has been read out, checked and founded as error, is read out again and found as error copyir.com • The error was found when reading out the counter value copyir.com 1 Clean the connection between the imaging unit and the machine if dirty copyir.com 2 Reinstall imaging unit copyir.com 3 Check the harness for proper connection and correct as necessary copyir.com 4 Change imaging unit copyir.com 5 Change PRCB copyir.com
C2652 EEPROM access error (IU M)
• The re-written data, which has been read out, checked and founded as error, is read out again and found as error copyir.com • The error was found when reading out the counter value copyir.com 1 Clean the connection between the imaging unit and the machine if dirty copyir.com 2 Reinstall imaging unit copyir.com 3 Check the harness for proper connection and correct as necessary copyir.com 4 Change imaging unit copyir.com 5 Change PRCB copyir.com
C2653 EEPROM access error (IU Y)
• The re-written data, which has been read out, checked and founded as error, is read out again and found as error copyir.com • The error was found when reading out the counter value copyir.com 1 Clean the connection between the imaging unit and the machine if dirty copyir.com 2 Reinstall imaging unit copyir.com 3 Check the harness for proper connection and correct as necessary copyir.com 4 Change imaging unit copyir.com 5 Change PRCB copyir.com
C2654 EEPROM access error (IU K)
• The re-written data, which has been read out, checked and founded as error, is read out again and found as error copyir.com • The error was found when reading out the counter value copyir.com 1 Clean the connection between the imaging unit and the machine if dirty copyir.com 2 Reinstall imaging unit copyir.com 3 Check the harness for proper connection and correct as necessary copyir.com 4 Change imaging unit copyir.com 5 Change PRCB copyir.com
C2A01 EEPROM access error (TC C)
• The re-written data, which has been read out, checked and founded as error, is read out again and found as error copyir.com • The error was found when reading out the counter value copyir.com 1 Clean the connection between the toner cartridge and the machine if dirty copyir.com 2 Reinstall toner cartridge copyir.com 3 Check the harness for proper connection and correct as necessary copyir.com 4 Change toner cartridge copyir.com 5 Check that CN29 harness on PRCB has a ferrite core copyir.com If not, attach the ferrite core to the harness copyir.com 6 Change PRCB copyir.com
C2A02 EEPROM access error (TC M)
• The re-written data, which has been read out, checked and founded as error, is read out again and found as error copyir.com • The error was found when reading out the counter value copyir.com 1 Clean the connection between the toner cartridge and the machine if dirty copyir.com 2 Reinstall toner cartridge copyir.com 3 Check the harness for proper connection and correct as necessary copyir.com 4 Change toner cartridge copyir.com 5 Check that CN29 harness on PRCB has a ferrite core copyir.com If not, attach the ferrite core to the harness copyir.com 6 Change PRCB copyir.com
C2A03 EEPROM access error (TC Y)
• The re-written data, which has been read out, checked and founded as error, is read out again and found as error copyir.com • The error was found when reading out the counter value copyir.com 1 Clean the connection between the toner cartridge and the machine if dirty copyir.com 2 Reinstall toner cartridge copyir.com 3 Check the harness for proper connection and correct as necessary copyir.com 4 Change toner cartridge copyir.com 5 Check that CN29 harness on PRCB has a ferrite core copyir.com If not, attach the ferrite core to the harness copyir.com 6 Change PRCB copyir.com
C2A04 EEPROM access error (TC K)
• The re-written data, which has been read out, checked and founded as error, is read out again and found as error copyir.com • The error was found when reading out the counter value copyir.com 1 Clean the connection between the toner cartridge and the machine if dirty copyir.com 2 Reinstall toner cartridge copyir.com 3 Check the harness for proper connection and correct as necessary copyir.com 4 Change toner cartridge copyir.com 5 Check that CN29 harness on PRCB has a ferrite core copyir.com If not, attach the ferrite core to the harness copyir.com 6 Change PRCB copyir.com
C3101 Fusing roller separation failure
• With the fusing roller being retracted, the pulse of the encoder sensor does not change even after the specified period of time has passed after the fusing pressure retraction motor started rotating copyir.com • With the fusing roller being pressed, the encoder pulse sensor does not change even after the specified period of time has passed after the fusing pressure retraction motor started rotating copyir.com • With the pressure roller being pressed, the pressure home sensor did not turn ON (pressed) even after the fusing retraction position sensor counted up the specified number of pulse after the fusing pressure retraction motor started rotating copyir.com 1 Check the M29 connector for proper connection and correct as necessary copyir.com 2 PS55 I/O check, sensor check PRCB CN8PRCB-14 (ON) C-13 copyir.com 3 M29 operation check PRCB CN8PRCB-1 to 2 (ON) C-12 copyir.com 4 Change M29 copyir.com 5 Change fusing unit copyir.com 6 Change PRCB copyir.com
C3102 Fusing roller failure to turn
• When the IH power supply is turned ON, pulse signals are not input either of the heating roller rotation sensor/1 or the heating roller rotation sensor/2 within a predetermined period of time copyir.com 1 Check the fusing unit for proper installation and correct as necessary copyir.com 2 Check the M30 connector for proper connection and correct as necessary copyir.com 3 PS56 I/O check, sensor check PRCB CN25PRCB-11 (ON) C-17 4 PS57 I/O check, sensor check PRCB CN25PRCB-14 (ON) C-17 5 M30 operation check PRCB CN7PRCB-3 (REM) PRCB CN7PRCB-6 (LOCK) K-7 copyir.com 6 Change M30 copyir.com 7 Change fusing unit copyir.com 8 Change PRCB copyir.com
C3201 Fusing motor failure to turn
• The motor lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary copyir.com 1 Check the M30 connector for proper connection and correct as necessary copyir.com 2 Check the loading status of the fusing unit drive, and correct the error as necessary copyir.com 3 Check the fusing unit, PRCB for proper connection and correct or change as necessary copyir.com 4 M30 operation check PRCB CN7PRCB-3 (REM) PRCB CN7PRCB-6 (LOCK) K-7 copyir.com 5 Change M30 copyir.com 6 Change PRCB copyir.com
C3202 Fusing motor turning at abnormal timing
• The motor lock signal remains LOW for a predetermined continuous period of time while the motor remains stationary copyir.com 1 Check the M30 connector for proper connection and correct as necessary copyir.com 2 Check the loading status of the fusing unit drive, and correct the error as necessary copyir.com 3 Check the fusing unit, PRCB for proper connection and correct or change as necessary copyir.com 4 M30 operation check PRCB CN7PRCB-3 (REM) PRCB CN7PRCB-6 (LOCK) K-7 copyir.com 5 Change M30 copyir.com 6 Change PRCB copyir.com
C3303 Fusing cooling fan motor/ 1 failure to turn
• The fan motor lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary copyir.com 1 Check the FM2 connector for proper connection and correct as necessary copyir.com 2 Check the fan for possible overload and correct as necessary copyir.com 3 FM2 operation check PRCB CN6PRCB-4 (REM) PRCB CN6PRCB-6 (LOCK) K-6 copyir.com 4 Change FM2 copyir.com 5 Change PRCB copyir.com
C3304 Fusing cooling fan motor/ 2 failure to turn
• The fan motor lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary copyir.com 1 Check the FM4 connector for proper connection and correct as necessary copyir.com 2 Check the fan for possible overload and correct as necessary copyir.com 3 FM4 operation check PRCB CN11PRCB-6 (REM) PRCB CN11PRCB-8 (LOCK) K-3 copyir.com 4 Change FM4 copyir.com 5 Change PRCB copyir.com
C3305 Fusing cooling fan motor/ 3 failure to turn
• The fan motor lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary copyir.com 1 Check the FM5 connector for proper connection and correct as necessary copyir.com 2 Check the fan for possible overload and correct as necessary copyir.com 3 FM5 operation check PRCB CN11PRCB-9 (REM) PRCB CN11PRCB-11 (LOCK) K-3 copyir.com 4 Change FM5 copyir.com 5 Change PRCB copyir.com
C3423 Fusing heaters trouble (pressurizing side)
• After warm-up operation starts, the fusing pressure roller thermistor does not detect a temperature as high as a predetermined one though a predetermined period of time has elapsed copyir.com 1 Check the fusing unit for correct installation (whether it is secured in position) copyir.com 2 Check the open/close operation of the upper right door copyir.com 3 Check the fusing unit, IHPU, MFPB and DCPU for proper connection and correct or change as necessary copyir.com 4 Change fusing unit copyir.com 5 Change IHPU copyir.com 6 Change PRCB copyir.com 7 Change DCPU copyir.com
C3424 Fusing heaters trouble (soaking side)
• After warm-up operation starts, the soaking roller thermistor does not detect a temperature as high as a predetermined one though a predetermined period of time has elapsed copyir.com 1 Check the fusing unit for correct installation (whether it is secured in position) copyir.com 2 Check the open/close operation of the upper right door copyir.com 3 Check the fusing unit, IHPU, MFPB and DCPU for proper connection and correct or change as necessary copyir.com 4 Change fusing unit copyir.com 5 Change IHPU copyir.com 6 Change PRCB copyir.com 7 Change DCPU copyir.com
C3425 Fusing heaters trouble (NC sensor)
• After warm-up operation starts, the NC sensor does not detect a temperature as high as a predetermined one though a predetermined period of time has elapsed copyir.com 1 Check the fusing unit for correct installation (whether it is secured in position) copyir.com 2 Check the open/close operation of the upper right door copyir.com 3 Check the fusing unit, IHPU, MFPB and REDB for proper connection and correct or change as necessary copyir.com 4 Change fusing unit copyir.com 5 Change IHPU copyir.com 6 Change PRCB copyir.com 7 Change REDB copyir.com
C3461 Release new fusing unit
• A new installation is not detected when a new fusing Unit is installed copyir.com 1 Check the fusing unit for correct installation (whether it is secured in position) copyir.com 2 Check the fusing unit, PRCB for proper connection and correct or change as necessary copyir.com 3 Reinstall fusing unit copyir.com 4 Change fusing unit copyir.com 5 Change PRCB copyir.com
C3721 Fusing abnormally high temperature detection (Center of the heating roller)
• The heating roller thermistor/3 continues to detect a temperature higher than a predetermined one for a predetermined period of time copyir.com • The signal is turned ON to activate the hard ratchet in the middle of the heating side copyir.com 1 Check the fusing unit for correct installation (whether it is secured in position) copyir.com 2 Check the open/close operation of the upper right door copyir.com 3 Check the fusing unit, IHPU, MFPB and REDB for proper connection and correct or change as necessary copyir.com 4 Change fusing unit copyir.com 5 Change IHPU copyir.com 6 Change PRCB copyir.com 7 Change REDB copyir.com
C3722 Fusing abnormally high temperature detection (Edge of the heating roller)
• The heating roller thermistor/2 continues to detect a temperature higher than a predetermined one for a predetermined period of time copyir.com • The signal is turned ON to activate the hard ratchet at the edges of the heating side copyir.com 1 Check the fusing unit for correct installation (whether it is secured in position) copyir.com 2 Check the open/close operation of the upper right door copyir.com 3 Check the fusing unit, IHPU, MFPB and REDB for proper connection and correct or change as necessary copyir.com 4 Change fusing unit copyir.com 5 Change IHPU copyir.com 6 Change PRCB copyir.com 7 Change REDB copyir.com
C3723 Fusing abnormally high temperature detection (pressurizing side)
• The fusing pressure roller thermistor continues to detect a temperature higher than a predetermined one for a predetermined period of time copyir.com 1 Check the fusing unit for correct installation (whether it is secured in position) copyir.com 2 Check the open/close operation of the upper right door copyir.com 3 Check the fusing unit, IHPU, MFPB and DCPU for proper connection and correct or change as necessary copyir.com 4 Change fusing unit copyir.com 5 Change IHPU copyir.com 6 Change PRCB copyir.com 7 Change DCPU copyir.com
C3724 Fusing abnormally high temperature detection (soaking side)
• The soaking roller thermistor/1 continues to detect a temperature higher than a predetermined one for a predetermined period of time copyir.com • The signal is turned ON to activate the hard ratchet on the soaking side copyir.com 1 Check the fusing unit for correct installation (whether it is secured in position) copyir.com 2 Check the open/close operation of the upper right door copyir.com 3 Check the fusing unit, IHPU, MFPB and DCPU for proper connection and correct or change as necessary copyir.com 4 Change fusing unit copyir.com 5 Change IHPU copyir.com 6 Change PRCB copyir.com 7 Change DCPU copyir.com
C3725 Fusing abnormally high temperature detection (NS sensor)
• The NC sensor continues to detect a temperature higher than a predetermined one for a predetermined period of time copyir.com 1 Check the fusing unit for correct installation (whether it is secured in position) copyir.com 2 Check the open/close operation of the upper right door copyir.com 3 Check the fusing unit, IHPU, MFPB and REDB for proper connection and correct or change as necessary copyir.com 4 Change fusing unit copyir.com 5 Change IHPU copyir.com 6 Change PRCB copyir.com 7 Change REDB copyir.com
C3822 Fusing abnormally low temperature detection (Edge of the heating roller)
• The heating roller thermistor/2 continues to detect a temperature lower than a predetermined one for a predetermined period of time copyir.com 1 Check the fusing unit for correct installation (whether it is secured in position) copyir.com 2 Check the open/close operation of the upper right door copyir.com 3 Check the fusing unit, IHPU, PRCB and REDB for proper connection and correct or change as necessary copyir.com 4 Change fusing unit copyir.com 5 Change IHPU copyir.com 6 Change PRCB copyir.com 7 Change REDB copyir.com
C3823 Fusing abnormally low temperature detection (pressurizing side)
• The fusing pressure roller thermistor continues to detect a temperature lower than a predetermined one for a predetermined period of time copyir.com 1 Check the fusing unit for correct installation (whether it is secured in position) copyir.com 2 Check the open/close operation of the upper right door copyir.com 3 Check the fusing unit, IHPU, PRCB and DCPU for proper connection and correct or change as necessary copyir.com 4 Change fusing unit copyir.com 5 Change IHPU copyir.com 6 Change PRCB copyir.com 7 Change DCPU copyir.com
C3824 Fusing abnormally low temperature detection (soaking side)
• The soaking roller thermistor/1 continues to detect a temperature lower than a predetermined one for a predetermined period of time copyir.com 1 Check the fusing unit for correct installation (whether it is secured in position) copyir.com 2 Check the open/close operation of the upper right door copyir.com 3 Check the fusing unit, IHPU, PRCB and DCPU for proper connection and correct or change as necessary copyir.com 4 Change fusing unit copyir.com 5 Change IHPU copyir.com 6 Change PRCB copyir.com 7 Change DCPU copyir.com
C3825 Fusing abnormally low temperature detection (NC sensor)
• The NC sensor continues to detect a temperature lower than a predetermined one for a predetermined period of time copyir.com 1 Check the fusing unit for correct installation (whether it is secured in position) copyir.com 2 Check the open/close operation of the upper right door copyir.com 3 Check the fusing unit, IHPU, PRCB and REDB for proper connection and correct or change as necessary copyir.com 4 Change fusing unit copyir.com 5 Change IHPU copyir.com 6 Change PRCB copyir.com 7 Change REDB copyir.com
C3921 Fusing sensor wire breaks detection (Center of the heating roller)
• At the warm-up stage, the heating roller thermistor/3 voltage does not decrease by predetermined steps (temperature rise) within a predetermined time copyir.com 1 Check the fusing unit for correct installation (whether it is secured in position) copyir.com 2 Check the open/close operation of the upper right door copyir.com 3 Check the fusing unit, IHPU, PRCB and REDB for proper connection and correct or change as necessary copyir.com 4 Change fusing unit copyir.com 5 Change IHPU copyir.com 6 Change PRCB copyir.com 7 Change REDB copyir.com
C3922 Fusing sensor wire breaks detection (Edge of the heating roller)
• At the warm-up stage, the heating roller thermistor/2 voltage does not decrease by predetermined steps (temperature rise) within a predetermined period of time copyir.com 1 Check the fusing unit for correct installation (whether it is secured in position) copyir.com 2 Check the open/close operation of the upper right door copyir.com 3 Check the fusing unit, IHPU, PRCB and REDB for proper connection and correct or change as necessary copyir.com 4 Change fusing unit copyir.com 5 Change IHPU copyir.com 6 Change PRCB copyir.com 7 Change REDB copyir.com
C3923 Fusing sensor wire breaks detection (pressurizing side)
• At the warm-up stage, the fusing pressure roller thermistor voltage does not decrease by predetermined steps (temperature rise) within a predetermined period of time copyir.com 1 Check the fusing unit for correct installation (whether it is secured in position) copyir.com 2 Check the open/close operation of the upper right door copyir.com 3 Check the fusing unit, IHPU, PRCB and DCPU for proper connection and correct or change as necessary copyir.com 4 Change fusing unit copyir.com 5 Change IHPU copyir.com 6 Change PRCB copyir.com 7 Change DCPU copyir.com
C3924 Fusing sensor wire breaks detection (soaking side)
• At the warm-up stage, the soaking roller thermistor/1 voltage does not decrease by predetermined steps (temperature rise) within a predetermined period of time 1 Check the fusing unit for correct installation (whether it is secured in position) copyir.com 2 Check the open/close operation of the upper right door copyir.com 3 Check the fusing unit, IHPU, PRCB and DCPU for proper connection and correct or change as necessary copyir.com 4 Change fusing unit copyir.com 5 Change IHPU copyir.com 6 Change PRCB copyir.com 7 Change DCPU copyir.com
C3925 Fusing sensor wire breaks detection (NC sensor)
• At the warm-up stage, the NC sensor voltage does not increase by predetermined steps (temperature rise) within a predetermined period of time copyir.com 1 Check the fusing unit for correct installation (whether it is secured in position) copyir.com 2 Check the open/close operation of the upper right door copyir.com 3 Check the fusing unit, IHPU, PRCB and REDB for proper connection and correct or change as necessary copyir.com 4 Change fusing unit copyir.com 5 Change IHPU copyir.com 6 Change PRCB copyir.com 7 Change REDB copyir.com
C3B02 IH malfunction (CPU)
• A failure in communication with the fusing CPU continues for a predetermined period of time copyir.com 1 Check the fusing unit for correct installation (whether it is secured in position) copyir.com 2 Check the open/close operation of the upper right door copyir.com 3 Check the fusing unit, degaussing coil unit, IHPU, PRCB and REDB for proper connection and correct or change as necessary copyir.com 4 Change fusing unit copyir.com 5 Change degaussing coil unit copyir.com 6 Change IHPU copyir.com 7 Change PRCB copyir.com 8 Change REDB copyir.com
C3B03 IH malfunction (monitor)
• Though the IH heater is ON, this status cannot be detected mechanically copyir.com (IH heater operation failure) • Though the IH heater is OFF, mechanically, the ON status is detected copyir.com (Malfunction of IH heater operation) 1 Check the fusing unit for correct installation (whether it is secured in position) copyir.com 2 Check the open/close operation of the upper right door copyir.com 3 Check the fusing unit, degaussing coil unit, IHPU, PRCB and REDB for proper connection and correct or change as necessary copyir.com 4 Change fusing unit copyir.com 5 Change degaussing coil unit copyir.com 6 Change IHPU copyir.com 7 Change PRCB copyir.com 8 Change REDB copyir.com
C3B04 IH malfunction
• Malfunction occurs in the fusing CPU 1 Check the fusing unit for correct installation (whether it is secured in position) copyir.com 2 Check the open/close operation of the upper right door copyir.com 3 Check the fusing unit, degaussing coil unit, IHPU, PRCB and REDB for proper connection and correct or change as necessary copyir.com 4 Change fusing unit copyir.com 5 Change degaussing coil unit copyir.com 6 Change IHPU copyir.com 7 Change PRCB copyir.com 8 Change REDB copyir.com
C4101 Polygon motor rotation trouble
• The polygon motor fails to turn stably even after the lapse of a given period of time after activating the polygon motor copyir.com • Motor lock signal detects HIGH for a given period time consecutively during the polygon motor is rotating copyir.com 1 Check the connector for proper connection and correct as necessary copyir.com 2 Change PH unit copyir.com 3 Change REYB/PH copyir.com 4 Change PRCB copyir.com
C4301 PH cooling fan motor failure to turn
• The fan motor lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary copyir.com 1 Check the FM14 connector for proper connection and correct as necessary copyir.com 2 Check the fan for possible overload and correct as necessary copyir.com 3 FM14 operation check REYB PH CN4REYB PH-1 (REM) REYB PH CN4REYB PH-3 (LOCK) B-7 copyir.com 4 Change FM14 copyir.com 5 Change REYB/PH copyir.com 6 Change DCPU copyir.com
C4501 Laser malfunction
• SOS signal is not detected even after the lapse of a given period of time after staring the laser output copyir.com • SOS signal is not detected for a given period of time during printing or IDC sensor adjustment copyir.com 1 Check the connector for proper connection and correct as necessary copyir.com 2 Change PH unit copyir.com 3 Change REYB/PH copyir.com 4 Change PRCB copyir.com
C5104 Transfer belt motor’s failure to turn
• The motor lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary copyir.com 1 Check the M1 connector for proper connection and correct as necessary copyir.com 2 Check M1 for proper drive coupling and correct as necessary copyir.com 3 Check the PRCB connector for proper connection and correct as necessary copyir.com 4 M1 operation check PRCB CN13PRCB-3 (REM) PRCB CN13PRCB-6 (LOCK) K-11 copyir.com 5 Change M1 copyir.com 6 Change PRCB copyir.com
C5105 Transfer belt motor’s turning at abnormal timing
• The motor lock signal remains LOW for a predetermined continuous period of time while the motor remains stationary copyir.com 1 Check the M1 connector for proper connection and correct as necessary copyir.com 2 Check M1 for proper drive coupling and correct as necessary copyir.com 3 Check the PRCB connector for proper connection and correct as necessary copyir.com 4 M1 operation check PRCB CN13PRCB-3 (REM) PRCB CN13PRCB-6 (LOCK) K-11 copyir.com 5 Change M1 copyir.com 6 Change PRCB copyir.com
C5304 IH cooling fan motor/1’s failure to turn
• The fan lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary copyir.com 1 Check the FM10 connector for proper connection and correct as necessary copyir.com 2 Check the fan for possible overload and correct as necessary copyir.com 3 FM10 operation check PRCB CN26PRCB-4 (REM) PRCB CN26PRCB-6 (LOCK) C-16 copyir.com 4 Change FM10 copyir.com 5 Change PRCB copyir.com
C5305 IH cooling fan motor/2’s failure to turn
• The fan lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary copyir.com 1 Check the FM11 connector for proper connection and correct as necessary copyir.com 2 Check the fan for possible overload and correct as necessary copyir.com 3 FM11 operation check PRCB CN26PRCB-7 (REM) PRCB CN26PRCB-9 (LOCK) C-16 copyir.com 4 Change FM11 copyir.com 5 Change PRCB copyir.com
C5306 IH cooling fan motor/3’s failure to turn
• The fan lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary copyir.com 1 Check the FM12 connector for proper connection and correct as necessary copyir.com 2 Check the fan for possible overload and correct as necessary copyir.com 3 FM12 operation check PRCB CN26PRCB-10 (REM) PRCB CN26PRCB-12 (LOCK) C-15 to 16 copyir.com 4 Change FM12 copyir.com 5 Change PRCB copyir.com
C5351 Power supply cooling fan motor/1’s failure to turn
• The fan lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary copyir.com 1 Check the FM9 connector for proper connection and correct as necessary copyir.com 2 Check the fan for possible overload and correct as necessary copyir.com 3 FM9 operation check DCPU PJ8DCPU-3 (LOCK) R to S-28 copyir.com 4 Change FM9 copyir.com 5 Change DCPU copyir.com 6 Change PRCB copyir.com
C5354 Ozone ventilation fan motor’s failure to turn
• The fan lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary copyir.com 1 Check the FM6 connector for proper connection and correct as necessary copyir.com 2 Check the fan for possible overload and correct as necessary copyir.com 3 FM6 operation check PRCB CN6PRCB-1 (REM) PRCB CN6PRCB-3 (LOCK) K-6 to 7 copyir.com 4 Change FM6 copyir.com 5 Change MFPB copyir.com
C5356 Cooling fan motor’s failure to turn
• The fan lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary copyir.com 1 Check the FM3 connector for proper connection and correct as necessary copyir.com 2 Check the fan for possible overload and correct as necessary copyir.com 3 FM3 operation check PRCB CN10PRCB-1 (REM) PRCB CN10PRCB-3 (LOCK) K-6 copyir.com 4 Change FM3 copyir.com 5 Change MFPB copyir.com
C5370 MFP control board cooling fan motor’s failure to turn
• The fan lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary copyir.com 1 Check the FM17 connector for proper connection and correct as necessary copyir.com 2 Check the fan for possible overload and correct as necessary copyir.com 3 FM17 operation check REYB/SL PJ3REYB/SL-3 (LOCK) L-25 copyir.com 4 Change FM17 copyir.com 5 Change REYB/SL copyir.com 6 Change MFPB copyir.com
C5371 MFP control board CPU cooling fan motor’s failure to turn
• The fan lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary copyir.com 1 Check the fan connector for proper connection and correct as necessary copyir.com 2 Check the fan for possible overload and correct as necessary copyir.com 3 Fan motor operation check MFPB PJ20MFPBL-3 (LOCK) T-26 copyir.com 4 Change MFPB copyir.com
C6102 Drive system home sensor malfunction
• The scanner home sensor is unable to detect the scanner located at its home position copyir.com • The scanner home sensor is unable to detect a scanner even when the scanner motor has been driven to move the scanner over the maximum travelling distance copyir.com • The scanner home sensor detects the scanner when the scanner has moved the maximum travelling distance from the position, at which it blocks the scanner home sensor copyir.com 1 Correct or change the scanner drive (cable, pulley, gear, belt) if it is faulty copyir.com 2 Correct the scanner motor set screw if loose copyir.com 3 Adjust [Image Position Leading Edge] and [Feed Direction Adjustment] copyir.com 4 Check the PS201, M201, REYB/SCAN and IPB connector for proper connection and correct as necessary copyir.com 5 PS201 I/O check, sensor check IPB CN11IPB-3 (ON) T-15 6 M201 operation check REYB/SCAN CN5REYB/SCAN-4 to 7 Q to R-18 copyir.com 7 Change REYB/SCAN copyir.com 8 Change IPB copyir.com
C6103 Slider over running
• The scanner home sensor detects the scanner at its home position during a period of time that begins with the time when a prescan command and a scan preparation command are executed and ends when a home return command is executed copyir.com 1 Correct or change the scanner drive (cable, pulley, gear, belt) if it is faulty copyir.com 2 Correct the scanner motor set screw if loose copyir.com 3 Adjust [Image Position Leading Edge] and [Feed Direction Adjustment] copyir.com 4 Check the PS201, M201, REYB/SCAN and IPB connector for proper connection and correct as necessary copyir.com 5 PS201 I/O check, sensor check IPB CN11IPB-3 (ON) T-15 6 M201 operation check REYB/SCAN CN5REYB/SCAN-4 to 7 Q to R-18 copyir.com 7 Change REYB/SCAN copyir.com 8 Change IPB copyir.com
C6301 Optical cooling fan motor’s failure to turn
• The fan lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary copyir.com 1 Check the FM201 connector for proper connection and correct as necessary copyir.com 2 Check the fan for possible overload and correct as necessary copyir.com 3 M202 operation check REYB/SCAN CN2REYB/SCAN-3 (LOCK) Q to R-18 copyir.com 4 Change REYB/SCAN copyir.com 5 Change IPB copyir.com
C6704 Image input time out
• Image data is not input from the image processing board (IPB) to the printer control board (PRCB) copyir.com 1 Select [Service Mode] – [State Confirmation] – [Memory/HDD Adj copyir.com] – [Memory Bus Check] – [Scanner-Memory], and conduct the memory bus function copyir.com 2 Check the connectors between IPB and MFPB for proper connection and correct as necessary copyir.com 3 Change MFPB copyir.com 4 Change IPB copyir.com
C6751 CCD clamp/gain adjustment failure
• The adjustment value is 0 or 255 during a CCD clamp adjustment copyir.com • The peak value of the output data is 64 or less during a CCD gain adjustment copyir.com 1 Correct the harness connection between CCDB and IPB if faulty copyir.com 2 Check for possible extraneous light and correct as necessary copyir.com 3 Clean the lens, mirrors, CCD surface, and shading sheet if dirty 4 Correct reflective mirror of the scanner if faulty, or change scanner copyir.com 5 Change CCD sensor unit copyir.com 6 Change IPB copyir.com
C6F01 Scanner sequence trouble 1
• The original transport interval becomes shorter than the designed value due to an original transport control error in original reading in ADF copyir.com 1 Correct the harness connection between main body and ADF if faulty copyir.com 2 Change DFCB copyir.com 3 Change MFPB copyir.com
C8101 Before reading pressure welding alienation mechanism
C8102 Turn around pressure welding alienation trouble
C8103 Lift up mechanism trouble
C8104 Glass movement trouble
C8302 Read cooling fan trouble
C9401 Exposure turning on the lamp trouble detection
• The output from the CCD sensor is a predetermined value or less during CCD sensor gain adjustment copyir.com 1 Check the connection between the lamp harness and the inverter board, and correct if necessary copyir.com 2 Check the connection between REYB/ SCAN and the inverter board, and correct if necessary copyir.com 3 Check the connection between REYB/ SCAN and IPB, and correct if necessary copyir.com 4 Check that the connection between CCDB and IPB, and correct if necessary copyir.com 5 Change INVB copyir.com 6 Change scanner assy copyir.com 7 Change IPB copyir.com 8 Change CCDB copyir.com 9 Change REYB/SCAN copyir.com
C9402 Exposure turning on the lamp abnormally detection
• The average output value of the CCD sensor with the scanner at its standby position is a predetermined value or more at the end of a scan job copyir.com 1 Check the connection between the lamp harness and the inverter board, and correct if necessary copyir.com 2 Check the connection between REYB/ SCAN and the inverter board, and correct if necessary copyir.com 3 Check the connection between REYB/ SCAN and IPB, and correct if necessary copyir.com 4 Check that the connection between CCDB and IPB, and correct if necessary copyir.com 5 Change INVB copyir.com 6 Change scanner assy copyir.com 7 Change IPB copyir.com 8 Change CCDB copyir.com 9 Change REYB/SCAN copyir.com
CA051 Standard controller configuration failure
• The controller of the printer control board (PRCB) is faulty copyir.com 1 Check to see if the following setting has been correctly made: [Service Mode] – [System 2] – [Image Controller Setting] copyir.com If changing the setting, turn OFF the main power switch and turn it ON again after 10 seconds or more copyir.com 2 Check the connectors of the MFP board (MFPB) for proper connection and correct as necessary copyir.com 3 Change MFPB
CA052 Controller hardware error
• A controller hardware error is detected in the network I/F copyir.com 1 Check to see if the following setting has been correctly made: [Service Mode] – [System 2] – [Image Controller Setting] copyir.com If changing the setting, turn OFF the main power switch and turn it ON again after 10 seconds or more copyir.com 2 Check the connectors of the MFP board (MFPB) for proper connection and correct as necessary copyir.com 3 Change MFPB
CA053 Controller start failure
• A controller start failure is detected in the controller interface copyir.com 1 Check to see if the following setting has been correctly made: [Service Mode] – [System 2] – [Image Controller Setting] copyir.com If changing the setting, turn OFF the main power switch and turn it ON again after 10 seconds or more copyir.com 2 Check the connectors of the MFP board (MFPB) for proper connection and correct as necessary copyir.com 3 Change MFPB
CB001 copyir.com copyir.com copyir.com CB119 FAX Board Error
CD004 copyir.com copyir.com copyir.com CD011 HDD error
CF001 copyir.com copyir.com copyir.com CFF15 MFP Control Board error
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