Error codes Kyocera FS-2100dn
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Код ошибки
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Содержание
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Причина
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Устранение
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0100
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Backup memory device error
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Defective flash memory.
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Replace the main PWB and check for correct operation.
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Defective main PWB.
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0120
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MAC address data error. For data in which the MAC address is invalid.
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Defective flash memory.
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Replace the main PWB and check for correct operation.
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Defective main PWB.
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Replace the main PWB and check for correct operation.
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0130
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Backup memory read/write error (main PWB)
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Defective flash memory.
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Replace the main PWB and check for correct operation.
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Defective main PWB.
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0140
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Backup memory data error (main PWB)
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Defective flash memory.
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Replace the main PWB and check for correct operation.
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Defective main PWB.
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0150
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Backup memory read/write error (engine PWB). Detecting engine PWB EEPROM communication error.
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Improper installation engine PWB EEPROM.
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Check the installation of the EEPROM and remedy if necessary.
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Defective engine PWB.
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Replace the engine PWB and check for correct operation.
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Device damage of EEPROM.
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Contact the Service Administrative Division.
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0160
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Backup memory data error (engine PWB)
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Defective EEPROM.
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Replace the engine PWB and check for correct operation.
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Defective engine PWB.
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0170
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Billing counting error. A checksum error is detected in the main and engine backup memories for the billing counters.
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Data damage of EEPROM.
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Contact the Service Administrative Division.
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Defective PWB.
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Replace the main PWB or the engine PWB and check for correct operation.
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0190
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Backup memory device error (engine PWB)
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Defective engine PWB.
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Replace the engine PWB and check for correct operation
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0800
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Image processing error. JAM010x is detected twice.
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Defective main PWB.
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Replace the main PWB and check for correct operations
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0840
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Faults of RTC. 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.
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The battery is disconnected from the main PWB.
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Check visually and remedy if necessary
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Defective main PWB.
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Replace the main PWB and check for correct operation
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1010
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Lift motor error (60/50/45 ppm model only). After cassette 1 is inserted, lift sensor does not turn on within 10 s. This error is detected four
times successively.
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Defective bottom plate elevation mechanism in the cassette.
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Check to see if the bottom plate can move smoothly and repair it if any problem is found.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Lift motor and engine PWB (YC13)
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Defective drive transmission system of the lift motor.
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Check if the gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any.
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Defective lift motor.
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Replace the lift motor.
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Defective engine PWB.
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Replace the engine PWB and check for correct operation
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1020
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PF lift motor 1 error (paper feeder). After cassette 2 is inserted, PF lift sensor 1 does not turn on. This error is detected four times
successively.
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Defective bottom plate elevation mechanism in the cassette.
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Check to see if the bottom plate can move smoothly and repair it if any problem is found.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. PF lift motor 1 and PF main PWB (YC7)
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Defective drive transmission system of the PF lift motor.
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Check if the gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any.
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Defective PF lift motor.
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Replace the PF lift motor 1.
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Defective PF main PWB.
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Replace the PF main PWB (Refer to the service manual for the paper feeder).
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1030
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PF lift motor 2 error (paper feeder). After cassette 3 is inserted, PF lift sensor 2 does not turn on. This error is detected four times
successively.
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Defective bottom plate elevation mechanism in the cassette.
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Check to see if the bottom plate can move smoothly and repair it if any problem is found.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. PF lift motor 2 and PF main PWB (YC7)
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Defective drive transmission system of the PF lift motor.
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Check if the gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any.
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Defective PF lift motor.
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Replace the PF lift motor 2.
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Defective PF main PWB.
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Replace the PF main PWB (Refer to the service manual for the paper feeder).
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1040
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PF lift motor 3 error (paper feeder). After cassette 4 is inserted, PF lift sensor 3 does not turn on. This error is detected four times
successively.
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Defective bottom plate elevation mechanism in the cassette.
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Check to see if the bottom plate can move smoothly and repair it if any problem is found.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. PF lift motor 3 and PF main PWB (YC7)
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Defective drive transmission system of the PF lift motor.
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Check if the gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any.
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Defective PF lift motor.
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Replace the PF lift motor 3.
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Defective PF main PWB.
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Replace the PF main PWB (Refer to the service manual for the paper feeder).
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1050
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PF lift motor 4 error (paper feeder). After cassette 5 is inserted, PF lift sensor 4 does not turn on. This error is detected four times
successively.
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Defective bottom plate elevation mechanism in the cassette.
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Check to see if the bottom plate can move smoothly and repair it if any problem is found.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. PF lift motor 4 and PF main PWB (YC7)
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Defective drive transmission system of the PF lift motor.
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Check if the gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any.
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Defective PF lift motor.
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Replace the PF lift motor 4.
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Defective PF main PWB.
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Replace the PF main PWB (Refer to the service manual for the paper feeder).
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1140
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BPF lift motor upward error (Bulk paper feeder) BPF lift maximum sensor does not turn on. The lock signal of the motor is detected continuously
three times.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. BPF lift motor and BPF main PWB
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Defective drive transmission system of the motor.
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Check if the gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any.
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Defective BPF lift motor.
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Replace the BPF lift motor.
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Defective BPF main PWB.
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Replace the BPF main PWB (Refer to the service manual for the paper feeder).
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1150
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BPF lift motor downward error (Bulk paper feeder) BPF lift minimum sensor does not turn on. The lock signal of the motor is detected
continuously three times.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. BPF lift motor and BPF main PWB
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Defective drive transmission system of the motor.
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Check if the gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any.
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Defective BPF lift motor.
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Replace the BPF lift motor.
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Defective BPF main PWB.
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Replace the BPF main PWB (Refer to the service manual for the paper feeder).
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1800
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Paper feeder 1 communication] error. A communication error is detected 10 times in succession.
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Improper installation paper feeder.
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Follow installation instruction carefully again.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. PF main PWB (YC3) and engine PWB
(YC22)
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Defective engine PWB.
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Replace the engine PWB and check for correct operation (see page 1-5-22).
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Defective PF main PWB.
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Replace the PF main PWB (Refer to the service manual for the paper feeder).
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1810
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Paper feeder 2 communication error. A communication error is detected 10 times in succession.
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Improper installation paper feeder.
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Follow installation instruction carefully again.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. PF main PWB (YC3) and PF main PWB
(YC4)
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Defective PF main PWB.
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Replace the PF main PWB (Refer to the service manual for the paper feeder).
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1820
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Paper feeder 3 communication error. A communication error is detected 10 times in succession.
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Improper installation paper feeder.
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Follow installation instruction carefully again.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. PF main PWB (YC3) and PF main PWB
(YC4)
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Defective PF main PWB.
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Replace the PF main PWB (Refer to the service manual for the paper feeder).
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1830
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Paper feeder 4 communication error A communication error is detected 10 times in succession.
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Improper installation paper feeder.
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Follow installation instruction carefully again.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. PF main PWB (YC3) and PF main PWB
(YC4)
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Defective PF main PWB.
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Replace the PF main PWB (Refer to the service manual for the paper feeder).
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1900
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Paper feeder 1/BPF paper feeder EEPROM error. When writing the data, the write data and the read data is not in agreement.
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Defective PF main PWB.
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Replace the PF main PWB or the BPF main PWB (Refer to the service manual for the paper feeder).
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Device damage of EEPROM.
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1910
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Paper feeder 2 EEPROM error. When writing the data, the write data and the read data is not in agreement.
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Defective PF main PWB.
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Replace the PF main PWB (Refer to the service manual for the paper feeder).
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Device damage of EEPROM.
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1920
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Paper feeder 3 EEPROM error. When writing the data, the write data and the read data is not in agreement.
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Defective PF main PWB.
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Replace the PF main PWB (Refer to the service manual for the paper feeder).
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Device damage of EEPROM.
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1930
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Paper feeder 4 EEPROM error. When writing the data, the write data and the read data is not in agreement.
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Defective PF main PWB.
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Replace the PF main PWB (Refer to the service manual for the paper feeder).
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Device damage of EEPROM.
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2000
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Main motor drive error. The main motor is not stabilized within 2 s after driving starts.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Main motor and engine PWB (YC4)
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Defective drive transmission system of the main motor.
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Check if the rollers and gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any.
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Defective main motor.
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Replace the main motor.
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Defective engine PWB.
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Replace the engine PWB and check for correct operation
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2010
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Main motor steady-state error. Stable OFF is detected for 2 s continuously after main motor stabilized.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Main motor and engine PWB (YC4)
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Defective drive transmission system of the main motor.
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Check if the rollers and gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any.
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Defective main motor.
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Replace the main motor.
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Defective engine PWB.
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Replace the engine PWB and check for correct operation
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2200
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Drum motor drive error (60/50/45 ppm model only). The drum motor is not stabilized within 2 s after driving starts.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Drum motor and engine PWB (YC4)
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Defective drive transmission system of the drum motor.
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Check if the rollers and gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any.
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Defective drum motor.
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Replace the drum motor.
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Defective engine PWB.
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Replace the engine PWB and check for correct operation
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2210
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Drum motor steady-state error (60/50/45 ppm model only) Stable OFF is detected for 2 s continuously after drum motor stabilized.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Drum motor and engine PWB (YC4)
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Defective drive transmission system of the drum motor.
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Check if the rollers and gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any.
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Defective drum motor.
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Replace the drum motor.
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Defective engine PWB.
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Replace the engine PWB and check for correct operation
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2330
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Fuser pressure release motor error (Over-current) (60/50/45 ppm model only). The over-current detection signal of the motor is detected
continuously twenty times.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Fuser pressure release motor and
relay-L PWB(YC11) Relay-L PWB and engine PWB(YC2)
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Defective drive transmission system of the fuser pressure release motor.
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Check if the gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any.
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Defective fuser pressure release motor.
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Replace the fuser pressure release motor.
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Defective PWB.
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Replace the relay-L PWB or engine PWB.
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2340
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Fuser pressure release motor error (Timeout) (60/50/45 ppm model only). The position detection sensor is not detected continuously for 30 s.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Fuser pressure release motor and
relay-L PWB(YC11) Relay-L PWB and engine PWB(YC2)
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Defective drive transmission system of the fuser pressure release motor.
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Check if the gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any.
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Defective fuser pressure release motor.
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Replace the fuser pressure release motor.
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Defective PWB.
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Replace the relay-L PWB or engine PWB.
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2600
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PF drive motor 1 error (paper feeder 1). When the PF drive motor is driven, error signal is detected continuously for 2 s.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. PF drive motor 1 and PF main PWB
(YC6)
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Defective drive transmission system of the PF drive motor.
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Check if the rollers and gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any.
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Defective PF drive motor.
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Replace the PF drive motor 1.
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Defective PF main PWB.
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Replace the PF main PWB (Refer to the service manual for the paper feeder).
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2610
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PF drive motor 2 error (paper feeder 2). When the PF drive motor is driven, error signal is detected continuously for 2 s.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. PF drive motor 2 and PF main PWB
(YC6)
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Defective drive transmission system of the PF drive motor.
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Check if the rollers and gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any.
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Defective PF drive motor.
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Replace the PF drive motor 2.
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Defective PF main PWB.
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Replace the PF main PWB (Refer to the service manual for the paper feeder).
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2620
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PF drive motor 3 error (paper feeder 3). When the PF drive motor is driven, error signal is detected continuously for 2 s.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. PF drive motor 3 and PF main PWB
(YC6)
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Defective drive transmission system of the PF drive motor.
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Check if the rollers and gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any.
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Defective PF drive motor.
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Replace the PF drive motor 3.
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Defective PF main PWB.
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Replace the PF main PWB (Refer to the service manual for the paper feeder).
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2630
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PF drive motor 4 error (paper feeder 4). When the PF drive motor is driven, error signal is detected continuously for 2 s.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. PF drive motor 4 and PF main PWB
(YC6)
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Defective drive transmission system of the PF drive motor.
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Check if the rollers and gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any.
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Defective PF drive motor.
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Replace the PF drive motor 4.
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Defective PF main PWB.
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Replace the PF main PWB (Refer to the service manual for the paper feeder).
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4000
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Polygon motor synchronization error. The polygon motor is not stabilized within 20 s after driving starts.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Polygon motor and engine PWB (YC15)
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Defective polygon motor.
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Replace the laser scanner unit.
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Defective engine PWB.
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Replace the engine PWB and check for correct operation.
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4200
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BD steady-state error. When the value of Register BDSET is 1 after setting Register BDSET as one and passing by BD1 cycle.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. PD PWB and engine PWB (YC16)
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Defective PD PWB.
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Replace the laser scanner unit.
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Defective engine PWB.
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Replace the engine PWB and check for correct operation.
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5100
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Chager current error. When the current value measured at the time of potential adjustment is less than 20 pA. When the current values in the
chager voltage 500V constitute not less than 85% of target current values.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Chager unit and high voltage PWB High
voltage PWB and engine PWB (YC16)
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Defective high voltage PWB.
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Replace the high voltage PWB and check for correct operation.
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Defective engine PWB.
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Replace the engine PWB and check for correct operation.
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6000
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Broken fuser heater wire. (60/50/45 ppm model) The detection temperature of fuser thermistor 2 is 100 °C/ 212°F or less after the fuser heater
lamp has been turned on continuously for 30 s. (40 ppm model) The detection temperature of fuser thermistor 1 is100°C/ 212°F or less after the
fuser heater lamp has been turned on continuously for 30 s.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Fuser heater and power source PWB
(YC2) Fuser thermistor and Fuser thermistor connect PWB Fuser thermistor connect PWB and engine PWB (YC21)
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Deformed connector pin.
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Fix
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Defective triac.
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Replace
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Fuser thermostat triggered.
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Reinsert the fuser unit.
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Broken fuser heater wire.
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Defective engine PWB.
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Replace the engine PWB and check for correct operation.
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6020
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Abnormally high fuser thermistor 2 temperature. The detection temperature of fuser thermistor 2 is higher than 235°C/455°F. In a heater-off
state, the detection temperature of fuser thermistor 2 is higher than 195°C/383°F after the detection temperature of fuser thermistor 2 was
155°C/311°F or less.
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Deformed connector pin.
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Fix
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Defective triac.
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Replace
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Shorted fuser thermistor.
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Replace the fuser unit.
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Defective engine PWB.
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Replace the engine PWB and check for correct operation.
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6030
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Broken fuser thermistor 2 wire (60/50/45 ppm model only). A/D value of the fuser thermistor 2 exceeds 1019 bit continuously for 4 s during
warming up.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Fuser thermistor and fuser thermistor
connect PWB Fuser thermistor connect PWB and engine PWB (YC21)
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Deformed connector pin.
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Fix
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Defective triac.
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Replace
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Defective fuser thermistor.
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Replace the fuser unit.
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Defective engine PWB.
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Replace the engine PWB and check for correct operation.
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6000/ 6020/ 6030/ 6120/ 6130/ Combined
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Broken fuser heater wire. Abnormally high fuser thermistor 2 temperature. Broken fuser thermistor 2 wire
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Deformed connector pin.
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If the l/F connector pins of the fuser unit and the main unit are deformed owing to foreign matters, replace the connectors or the units
including the connectors.
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Abnormally high fuser thermistor 1 temperature. Broken fuser thermistor 1 wire
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Defective triac.
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Remove the power cord and check that the resistance between terminals T1 and T2 of the triac TRA41 is of several Mega-Ohms and not shorted. If
failed, replace the power source PWB.
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6120
|
Abnormally high fuser thermistor 1 temperature. The detection temperature of fuser thermistor 1 is higher than 245°C/473°F. In a heater-off
state, the detection temperature of fuser thermistor 1 is higher than 195°C/383°F after the detection temperature of fuser thermistor 1 was
155°C/311°F or less. (40 ppm model) The detection temperature of fuser thermistor 1 is higher than 250°C/482°F. In a heater-off state, the
detection temperature of fuser thermistor 1 is higher than 170°C/338°F after the detection temperature of fuser thermistor 1 was 155°C/311°F or
less.
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Deformed connector pin.
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Fix
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Defective triac.
|
Replace
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Shorted fuser thermistor.
|
Replace the fuser unit (see page 1-5-19).
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Defective engine PWB.
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Replace the engine PWB and check for correct operation .
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6130
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Broken fuser thermistor 1 wire. A/D value of the fuser thermistor 1 exceeds 1019 bit continuously for 4 s during warming up.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Fuser thermistor and fuser thermistor
connect PWB. Fuser thermistor connect PWB and engine PWB (YC21)
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Deformed connector pin.
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Fix
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Defective triac.
|
Replace
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Defective fuser thermistor.
|
Replace the fuser unit
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Defective engine PWB.
|
Replace the engine PWB and check for correct operation
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6400
|
Zero-cross signal error. While fuser heater control is performed, the zero-cross signal is not input within 2 s.
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Defective connector cable or poor contact in the connector.
|
Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Power source PWB (YC3) and engine PWB
(YC1)
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Defective power source PWB or engine PWB.
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Replace the power source PWB or the engine PWB and check for correct operation.
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7000
|
Toner motor error. During driving the toner motor, an over-current detection signal is detected at intervals of 10 ms as for 300 accumulation.
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Defective connector cable or poor contact in the connector.
|
Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Toner motor and drum PWB (YC4) Drum
PWB and relay-L PWB (YC3) Relay-L PWB and engine PWB (YC2)
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Defective toner motor.
|
Replace the toner motor.
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Defective engine PWB.
|
Replace the engine PWB and check for correct operation
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7100
|
Toner sensor error. Sensor output value of 930 or more continuously for 5 s.
|
Defective connector cable or poor contact in the connector.
|
Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Toner sensor and drum PWB (YC3) Drum
PWB and relay-L PWB (YC3) Relay-L PWB and engine PWB (YC2)
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Defective toner sensor.
|
Replace the developer unit.
|
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Defective engine PWB.
|
Replace the engine PWB and check for correct operation.
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7400
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Developer unit non-installing error. Sensor output value of 31 or less continuously for 5 s.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Developer unit and drum PWB (YC3)
Drum PWB and relay-L PWB (YC3) Relay-L PWB and engine PWB (YC2)
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Defective toner sensor.
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Replace the developer unit.
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Defective engine PWB.
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Replace the engine PWB and check for correct operation.
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7410
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Drum unit type mismatch error The drum PWB EEPROM does not communicate normally. Absence of the drum unit is detected.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Drum unit and drum connect PWB (YC1)
Drum connect PWB and relay-L PWB (YC3) Relay-L PWB and engine PWB (YC2)
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Defective toner sensor.
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Replace the drum unit.
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Defective engine PWB.
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Replace the engine PWB and check for correct operation
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7800
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Broken external thermistor wire. The average of thermistor output value of 1016 or more continuously for 160 ms. The average of thermistor
output value of 930 or more continuously for 5 s.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Operation PWB and engine PWB (YC17)
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Defective temperature sensor.
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Replace the operation PWB.
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7810
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Short-circuited external thermistor wire. The average of thermistor output value of 31 or less continuously for 5 s.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Operation PWB and engine PWB (YC17)
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Defective temperature sensor.
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Replace the operation PWB.
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7900
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Drum unit EEPROM error. No response is issued from the device in reading/writing for 5 ms or more and this problem is repeated five times
successively. Mismatch of reading data from two locations occurs eight times successively. Mismatch between writing data and reading data
occurs eight times successively.
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Drum unit and drum connect PWB (YC1)
Drum connect PWB and relay-L PWB (YC3) Relay-L PWB and engine PWB (YC15)
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Defective drum unit.
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Replace the drum unit.
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F000
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Main PWB - operation PWB communication error
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Defective connector cable or poor contact in the connector.
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Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Operation PWB and engine PWB (YC17)
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Defective main PWB.
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Turn the main power switch off/on to restart the machine. If the error is not resolved, replace main PWB.
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Defective operation PWB.
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Replace the operation PWB and check for correct operation.
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F010
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Main PWB checksum error
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Defective main PWB.
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Turn the main power switch off/on to restart the machine. If the error is not resolved, replace main PWB.
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F020
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Main PWB RAM checksum error
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Defective main memory (RAM) in main PWB
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Turn the main power switch off/on to restart the machine. If the error is not resolved, replace main PWB.
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Defective expended memory (DIMM)
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Replace the expansion memory (DIMM). Also in the case of the capacity besides specification, it displays.
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F040
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Main PWB - print engine communication error
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Defective main PWB.
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Turn the main power switch off/on to restart the machine. If the error is not resolved, replace main PWB.
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Defective engine PWB.
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Replace the engine PWB and check for correct operation.
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F05O
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Print engine ROM checksum error
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Defective engine PWB.
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Turn the main power switch off/on to restart the machine. If the error is not resolved, replace engine PWB.
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