• Code: E490
• Description: Job separator cover open jam: The Job separator cover has opened during printing.
• Causes: Job separator cover switch LGC board
• Remedy: Job separator cover switch • Is the Job separator cover switch working? (Perform the input check: 03-[ALL]OFF[7]/[B]) • Connector check (CN260, CN261) • Harness check LGC board • Board check • Connector check (CN302) • Harness check

• Code: E510
• Description: Jam not reaching the ADU entrance sensor: The paper does not reach the ADU entrance sensor after it is switchbacked in the exit/ reverse section.
• Causes: Reverse sensor ADU entrance sensor Reverse motor LGC board ADU board Reverse roller Upper exit roller
• Remedy: Reverse sensor • Sensor check (Perform the input check: 03-[ALL]OFF/[9]/[D]) • Connector check (J1064, J1104) • Harness check ADU entrance sensor • Sensor check (Perform the input check: 03-[ALL]OFF/[9]/[G]) • Connector check (J1067, CN421) • Harness check Reverse motor • Motor check (Perform the output check: 03-121/171) • Connector check (J1001, J1118, CN351) • Harness check LGC board • Connector check (CN353, CN390) • Harness check • Board check ADU board • Connector check (CN420, CN421, CN422, J1064) • Harness check • Board check Reverse roller Roller check (attrition, deformation, deterioration) Upper exit roller Roller check (attrition, deformation, deterioration)

• Code: E520
• Description: Stop jam in the ADU: The paper does not reach the ADU exit sensor after it has passed the ADU entrance sensor.
• Causes: ADU entrance sensor ADU motor LGC board ADU board Rollers in the ADU Replace it if it is worn out. Pressure spring
• Remedy: ADU entrance sensor • Sensor check (Perform the input check: 03-[ALL]OFF/[9]/[H]) • Connector check (J1066, CN421) • Harness check LGC board • Board check • Connector check (CN390) • Harness check ADU board • Board check • Connector check (J1064, CN420, CN421, CN422) • Harness check ADU motor • Motor check (Perform the output check: 03-110/160) • Connector check (J1065, CN422) • Harness check • Bracket check

• Code: E550
• Description: Paper remaining jam on the transport path: The paper is remaining on the transport path when printing is finished.
• Causes: Feed or transport roller possibly causing multiple feeding Sensor in the jamming area Refer to the table below. LGC board
• Remedy: 1 Jamming transport path Open the cover of the unit/area whose picture is flashing on the control panel and remove any paper on the transport path. 2 Feed or transport roller possibly causing multiple feeding Check the feed roller. 3 Sensor in the jamming area • Sensor check (Refer to the table below) • Harness check • Connector check 4 LGC board • Harness check • Connector check • Board check Notes: If the jam is occurring in the ADU, PFP, or LCF, check the board in each unit.
  Registration area Jam access cover Registration sensor 03-[ALL]OFF/[9]/[A] Paper clinging detection sensor 03-[ALL]OFF/[9]/[E] Registration pass sensor 03-[ALL]OFF/[9]/[F] Feed sensor 03-[ALL]OFF/[9]/[B] Exit area Fuser cover Exit sensor 03-[ALL]OFF/[9]/[C] ADU ADU ADU entrance sensor 03-[ALL]OFF/[9]/[G] ADU exit sensor 03-[ALL]OFF/[9]/[H] Bypass feed unit Side cover 2nd drawer feed sensor 03-[FAX]ON/[4]/[D] LCF LCF side cover LCF feed sensor 03-[COPY]ON/[9]/[F] PFP PFP side cover PFP upper drawer feed sensor 03-[FAX]ON/[0]/[C] PFP lower drawer feed sensor 03-[FAX]ON/[0]/[D] Bridge unit Bridge unit Bridge unit transport sensor-1 (Entrance sensor) 03-[ALL]OFF/[0]/[A] Bridge unit transport sensor-2 (Exit sensor) 03-[ALL]OFF/[0]/[B] Finisher Finisher door Sensors in the finisher

• Code: E551
• Description: Paper remaining jam on the transport path (when a service call occurs)
• Causes: Feed or transport roller possibly causing multiple feeding Sensor in the jamming area Refer to the table below. LGC board
• Remedy: 1 Jamming transport path Open the cover of the unit/area whose picture is flashing on the control panel and remove any paper on the transport path. 2 Sensor in the jamming area • Sensor check (Refer to the table below) • Harness check • Connector check 3 LGC board • Harness check • Connector check • Board check Notes: If the jam is occurring in the ADU, LCF or PFP, check the board in each unit.
  Registration area Jam access cover Registration sensor 03-[ALL]OFF/[9]/[A] Paper clinging detection sensor 03-[ALL]OFF/[9]/[E] Registration pass sensor 03-[ALL]OFF/[9]/[F] Feed sensor 03-[ALL]OFF/[9]/[B] Exit area Fuser cover Exit sensor 03-[ALL]OFF/[9]/[C] ADU ADU ADU entrance sensor 03-[ALL]OFF/[9]/[G] ADU exit sensor 03-[ALL]OFF/[9]/[H] Bypass feed unit Side cover 2nd drawer feed sensor 03-[FAX]ON/[4]/[D] LCF LCF side cover LCF feed sensor 03-[COPY]ON/[9]/[F] PFP PFP side cover PFP upper drawer feed sensor 03-[FAX]ON/[0]/[C] PFP lower drawer feed sensor 03-[FAX]ON/[0]/[D] Bridge unit Bridge unit Bridge unit transport sensor-1 (Entrance sensor) 03-[ALL]OFF/[0]/[A] Bridge unit transport sensor-2 (Exit sensor) 03-[ALL]OFF/[0]/[B] Finisher Finisher door Sensors in the finisher

• Code: E552
• Description: Paper remaining jam on the transport path (when the cover is closed)
• Causes: Feed or transport roller possibly causing multiple feeding Sensor in the jamming area Refer to the table below. LGC board
• Remedy: 1 Jamming transport path Open the cover of the unit/area whose picture is flashing on the control panel and remove any paper on the transport path. 2 Sensor in the jamming area • Sensor check (Refer to the table below) • Harness check • Connector check 3 LGC board • Harness check • Connector check • Board check Notes: If the jam is occurring in the ADU, LCF or PFP, check the board in each unit.
  Registration area Jam access cover Registration sensor 03-[ALL]OFF/[9]/[A] Paper clinging detection sensor 03-[ALL]OFF/[9]/[E] Registration pass sensor 03-[ALL]OFF/[9]/[F] Feed sensor 03-[ALL]OFF/[9]/[B] Exit area Fuser cover Exit sensor 03-[ALL]OFF/[9]/[C] ADU ADU ADU entrance sensor 03-[ALL]OFF/[9]/[G] ADU exit sensor 03-[ALL]OFF/[9]/[H] Bypass feed unit Side cover 2nd drawer feed sensor 03-[FAX]ON/[4]/[D] LCF LCF side cover LCF feed sensor 03-[COPY]ON/[9]/[F] PFP PFP side cover PFP upper drawer feed sensor 03-[FAX]ON/[0]/[C] PFP lower drawer feed sensor 03-[FAX]ON/[0]/[D] Bridge unit Bridge unit Bridge unit transport sensor-1 (Entrance sensor) 03-[ALL]OFF/[0]/[A] Bridge unit transport sensor-2 (Exit sensor) 03-[ALL]OFF/[0]/[B] Finisher Finisher door Sensors in the finisher

• Code: E570
• Description: Jam not reaching the reverse sensor: The paper does not reach the reverse sensor.
• Causes: Reverse sensor Fuser motor Reverse motor Reverse gate solenoid LGC board Reverse roller
• Remedy: Reverse sensor • Sensor check (Perform the input check: 03-[ALL]OFF/[9]/[D]) • Connector check (J1064, J1104) • Harness check Fuser motor • Motor check (Perform the output check: 03-113) • Connector check (J1007) • Harness check Reverse motor • Motor check (Perform the output check: 03-121/171) • Connector check (J1001, J1118, CN351) • Harness check Reverse gate solenoid • Solenoid check (Perform the output check: 03-222, 03-223) • Connector check (J1010, J1118, CN351) • Harness check LGC board • Connector check (CN353, CN390) • Harness check • Board check Reverse roller Roller check (attrition, deformation, deterioration)

• Code: E580
• Description: Stop jam at the reverse section: The paper is remaining at the reverse sensor.
• Causes: Reverse sensor Reverse motor Reverse gate solenoid LGC board Reverse roller Upper exit roller
• Remedy: Reverse sensor • Sensor check (Perform the input check: 03-[ALL]OFF/[9]/[D]) • Connector check (J1064, J1104) • Harness check Reverse motor • Motor check (Perform the output check: 03-121/171) • Connector check (J1001, J1118, CN351) • Harness check Reverse gate solenoid • Solenoid check (Perform the output check: 03-222, 03-223) • Connector check (J1010, J1118, CN351) • Harness check LGC board • Connector check (CN353, CN390) • Harness check • Board check Reverse roller Roller check (attrition, deformation, deterioration) Upper exit roller Roller check (attrition, deformation, deterioration)