• Code: E45
• Description: LCF side cover opened during printing
• Remedy: Is the LCF open? YES Remove the paper if there is any, then close the LCF. NO Is the LCF set sensor working? (Perform the input check in the test mode: 03-[ENERGY SAVER]OFF/[1]/[G]) NO 1. Check if the connector of the LCF set sensor is disconnected. 2. Check if either of the connectors J801 to 804 on the LCF board is disconnected. 3. Check if the connector J346 on the LGC board is disconnected. 4. Check if the connector pins are disconnected and the harnesses are open-circuited. 5. Check if the conductor patterns on the LCF board and LGC board are short- or open-circuited. 6. Replace the LCF set sensor. 7. Replace the LCF board. 8. Replace the LGC board. YES 1. Replace the LCF board. 2. Replace the LGC board.

• Code: E46
• Description: Bypass feed unit cover opened during printing
• Remedy: Is the bypass feed unit cover open? YES Remove the paper if there is any, then close the bypass feed unit cover. NO Is the bypass feed unit cover sensor working? (Perform the input check in the test mode: 03-[ENERGY SAVER]OFF/[7]/[G]) NO 1. Check if the connector of the bypass feed unit cover sensor is disconnected. 2. Check if the connector J338 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open-circuited. 4. Check if the conductor patterns on the LGC board are short- or open-circuited. 5. Replace the bypass feed unit cover sensor. 6. Replace the LGC board. YES 2. Replace the LGC board.

• Code: E47
• Description: Exit cover opened during printing
• Remedy: Is the feeds cover close? YES Remove paper if there is any, then close the cover. NO Is the voltage of 24V being supplied from the power supply unit? (Perform the input check in the test mode: 03-[ENERGY SAVER] ON/[1]/[A]) NO 1. Check if the connector for 24V power supply is disconnected. 2. Check if the connector J344 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open-circuited. 4. Check if the conductor pattern on the LGC board is short- or open-circuited. 5. Replace the LGC board. YES Is the exit cover open/close switch working? (Perform the input check in the test mode: 03-[ENERGY SAVER]OFF/[6]/[H] NO 1. Check if the connector of the front cover opening/closing switch is disconnected. 2. Check if the connector J335 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are opencircuited. 4. Check if the conductor pattern on the LGC board is short- or open-circuited. 5. Replace the exit cover open/close switch. 6. Replace the LGC board. YES Replace the LGC board.

• Code: E50
• Description: Leading edge of paper not reaching the reverse sensor 2
• Remedy: Is there any paper at the reverse section when the exit cover is opened? Remove the paper. Is the reverse sensor 2 working? (Perform the input check in the test mode: 03-[ENERGY SAVER]OFF/[2]/[C]) 1. Check if the connector of the reverse sensor 2 is not disconnected. 2. Check if the connector J335 on the LGC board is not disconnected. 3. Check if the connector pins are not disconnected and the harness is not open-circuited. 4. Check if the conductor pattern on the LGC board is not short- or opencircuited. 5. Replace the reverse sensor 2. 6. Replace the LGC board. Is the reverse motor driving? (Perform the output check in the test mode: 03-126) 1. Check if the connector of the reverse drive unit is not disconnected. 2. Check if the connector J335 on the LGC board is not disconnected. 3. Check if the connector pins are not disconnected and the harness is not open-circuited. 4. Check if the conductor pattern on the LGC board is not short- or opencircuited. 5. Replace the LGC board. Check the myler at the reverse section and clean it, or if it is deteriorated, replace it.

• Code: E51
• Description: Leading edge of paper not reaching the transport sensor 1
• Remedy: Is there any paper at the reverse section when the exit cover is opened? Remove the paper. Is the transport sensor 1 working? (Perform the input check in the test mode: 03-[ENERGY SAVER]OFF/[9]/[A]) 1. Check if the connector of the transport sensor 1 is not disconnected. 2. Check if the connector J334 on the LGC board is not disconnected. 3. Check if the connector pins are not disconnected and the harness is not open-circuited. 4. Check if the conductor pattern on the LGC board is not short- or opencircuited. 5. Replace the transport sensor 1. 6. Replace the LGC board. Is the transport roller at the horizontal transport section rotating? (Perform the output check in the test mode: 03-113/110/220) 1. Check if the drawer connector is not disconnected. 2. Check if the connectors of the transport drive clutch and transport clutch 1 are not disconnected. 3. Check if the connectors of the transport drive clutch and transport clutch 1 are not misconnected (drive clutch: black-black, transport clutch1: blue-purple). 4. Check if the connector J334 on the LGC board is not disconnected. 5. Check if the connector pins are not disconnected and the harness is not open-circuited. 6. Check if the conductor pattern on the LGC board is not short- or opencircuited. 7. Replace the transport drive clutch and transport clutch 1. 8. Replace the LGC board. 9. Check if the front side timing belt is put on properly. Check the condition of the roller at the horizontal transport section and clean it, or if it is deteriorated, replace it.

• Code: E52
• Description: Leading edge of paper not reaching the transport sensor 2
• Remedy: Is there any paper at the reverse section when the exit cover is opened? Remove the paper. Is the transport sensor 2 working? (Perform the input check in the test mode: 03-[ENERGY SAVER]OFF/[9]/[B]) 1. Check if the connector of the transport sensor 2 is not disconnected. 2. Check if the connector J334 on the LGC board is not disconnected. 3. Check if the connector pins are not disconnected and the harness is not open-circuited. 4. Check if the conductor pattern on the LGC board is not short- or opencircuited. 5. Replace the transport sensor 2. 6. Replace the LGC board. Is the transport roller at the horizontal transport section rotating? (Perform the output check in the test mode: 03-113/110/220) 1. Check if the drawer connector is not disconnected. 2. Check if the connectors of the transport drive clutch and transport clutch 2 are not disconnected. 3. Check if the connectors of the transport drive clutch and transport clutch 2 are not misconnected (drive clutch: black-black, transport clutch 2: black-blue). 4. Check if the connector J334 on the LGC board is not disconnected. 5. Check if the connector pins are not disconnected and the harness is not open-circuited. 6. Check if the conductor pattern on the LGC board is not short- or opencircuited. 7. Replace the transport drive clutch and transport clutch 2. 8. Replace the LGC board. 9. Check if the front side timing belt is put on properly. Check the condition of the roller at the horizontal transport section and clean it, or if it is deteriorated, replace it.

• Code: E54
• Description: Leading edge of paper not reaching the transport sensor 3
• Remedy: Is the transport sensor 3 working? (Perform the input check in the test mode: 03-[ENERGY SAVER]OFF/[9]/[C]) 1. Check if the connector of the transport sensor 3 is not disconnected. 2. Check if the connector J334 on the LGC board is not disconnected. 3. Check if the connector pins are not disconnected and the harness is not open-circuited. 4. Check is the conductor pattern on the LGC board is not short- or opencircuited. 5. Replace the transport sensor 3. 6. Replace the LGC board. Check the condition of the roller at the horizontal transport section and clean it, or if it is deteriorated, replace it.

• Code: E55
• Description: Paper remaining on the transport path when CRUN is OFF
• Remedy: Open the cover of the unit/area whose picture is flashing on the control panel. Is there any paper on the transport path? YES Remove the paper. NO Is the sensor in the jamming area working? (Perform the input check in the test mode: refer to the following table) NO 1. Check if the connector of the sensor is disconnected. 2. Check if any of the connectors on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open-circuited. 4. Check if the conductor pattern on the LGC board is short- or open-circuited. 5. Replace the sensor. 6. Replace the LGC board. YES Replace the LGC board.
  Registration area Registration sensor 03-[ENERGYSAVER]ON/[4][E] Exit/reverse area Exit sensor 03-[ENERGYSAVER]OFF/[6][G] Reversal sensor 1 03-[ENERGYSAVER]OFF/[6][C] Reversal sensor 2 03-[ENERGYSAVER]OFF/[6][B] Reverse transport area Transport sensor 1 03-[ENERGYSAVER]OFF/[0][C] Transport sensor 2 03-[ENERGYSAVER]OFF/[0][A] Transport sensor 3 03-[ENERGYSAVER]OFF/[0][B] Paper feeding area 1st cassette feed sensor 03-[ENERGYSAVER]OFF/[2][A] 2nd cassette feed sensor 03-[ENERGYSAVER]OFF/[3][A] 3rd cassette/Tandem LCF feed sensor 03-[ENERGYSAVER]OFF/[4][A] 4th cassette/Tandem LCF feed sensor 03-[ENERGYSAVER]OFF/[5][A] 1st cassette transport sensor 03-[ENERGYSAVER]OFF/[2][B] 2nd cassette transport sensor 03-[ENERGYSAVER]OFF/[3][B] 3rd cassette/Tandem LCF transport sensor 03-[ENERGYSAVER]OFF/[4][B] 4th cassette/Tandem LCF transport sensor 03-[ENERGYSAVER]OFF/[5][B]