• Code: E066-0002
• Description: Pre-transfer Charging Shutter HP close error. The Pre-transfer Charging Shutter Sensor (PS95) detects that the shutter is closed although it is moved to the open position.
• Remedy: 1. Check the position of the Pre-transfer Charging Shutter. 1-A. In the case that the Pre-transfer Charging Shutter fails to operate (stopped at HP at front side) Check the connection of the Pre-transfer Charging Wire Cleaning Motor (M7). Sensor side: J3108, J3089 (relay), PCB side: J3088 (relay), J114 (Main Driver PCB (PCB2)) 1-B. In the case that the Pre-transfer Charging Shutter is stopped at rear side (close operation position) 1-B-1. Check that the Primary Fan Duct is closed. Close the Primary Fan Duct. 1-B-2. Check movement of the pin to push the Pre-transfer Charging Shutter Sensor (PS95). Replace the Pin. 1-B-3. Check movement of the flag on the Pre-transfer Charging Shutter Sensor (PS95). Replace the flag/ spring. 1-B-4. Check the connection of the Pre-transfer Charging Shutter Sensor (PS95). Sensor side: J2114, J3215 (relay), J3067 (relay) PCB side: J3066 (relay), J130 (Main Driver PCB (PCB2)) 1-C. In the case that the Pre-transfer Charging Shutter is stopped along the way 1-C-1. Check abrasion of the Slider Pin. Replace the Slider Pin. 1-C-2. Replace the Pre-transfer Charging Assembly. 2. Replace the DC Controller PCB (PCB1).

• Code: E067-0001
• Description: Developing high voltage output leak error. The leak detection signal was detected 5 times in a row for every 20 msec.
• Remedy: 1. Check the connection between the Main Driver PCB (PCB2) and the High Voltage Unit. Main Driver side: J112, High Voltage Unit side: J3098 2. Check the connection between the Relay PCB (PCB5) and the High Voltage Unit. Relay side: J519, High Voltage Unit side: J3099 3. Replace the Developing Assembly. 4. Check the connection point of the Developing Assembly. If it is soiled, clean it. 5. Check the connection inside of the High Voltage Unit. Check the connection of the High Voltage Unit Relay (J3097) and the Developing High Voltage PCB (J3511). High Voltage Unit Relay (J3099) and Pre-transfer Charging PCB (J3545, J3500, J3510) 6. Replace the Main Driver PCB (PCB2).

• Code: E068-0001
• Description: Pre-transfer charging high voltage output leak error. The leak detection signal was detected 5 times in a row for every 20 msec.
• Remedy: 1. Check the connection between the Main Driver PCB (PCB2) and the High Voltage Unit. Main Driver side: J112, High Voltage Unit side: J3098 2. Check the connection between the Relay PCB (PCB5) and the High Voltage Unit. Relay side: J519, High Voltage Unit side: J3099 3. Replace the Pre-transfer Charging Assembly. 4. Check the connection inside of the High Voltage Unit. Check the connection of the High Voltage Unit Relay (J3098) and the Transfer High Voltage PCB (J3544). Check the connection of the High Voltage Unit Relay (J3099) and the Pre-transfer Charging PCB (J3545, J3500) 5. Replace the Main Driver PCB (PCB2). 6. Replace the Pre-transfer High Voltage Connector (FM4-1007). 7. Replace the Pre-transfer Transformer (Post Charging Trance) of the High Voltage Unit.

• Code: E069-0001
• Description: Transfer high voltage output leak error. The leak detection signal was detected 5 times in a row for every 20 msec.
• Remedy: 1. Check the connection between the Duplex Driver PCB (PCB4) and the High Voltage Unit. Check the connection at Duplex Driver side (J343) and the Transfer High Voltage side (J3066). Check the connection at Duplex Driver side (J311) and the Transfer High Voltage side (J3061). (In addition, check that 24V is output.) 2. Check the connection of the Transfer High Voltage PCB (J3306). 3. Replace the ETB Unit. 4. Replace the Duplex Driver PCB (PCB4).

• Code: E100-11xx
• Description: BD unlock error. Locked state was not detected within the specified period of time at start-up.
• Remedy: 1. Check if the door is opened. Close the door. 2. Check the connection between the DC Controller PCB (PCB1) and the Laser Driver PCB (PCB35). DC Controller side: J471, J472, Laser Driver side: J5100, J5101, Relay Harness connection to Polygon Motor and BD PCB: J3011 3. Replace the Laser Scanner Unit. 4. Replace the Laser Driver PCB (PCB35). 5. Replace the DC Controller PCB (PCB1). MEMO: When condensation occurs inside of the machine or the Laser Scanner Unit, this error also occurs. When condensation occurs, leave the machine or the unit as it is until condensation disappears. (Use the machine or the unit in an environment where condensation does not occur.)

• Code: E100-12xx
• Description: BD unlock error. After the BD range was specified, lock was unlocked for 1 second or longer.
• Remedy: 1. Check if the door is opened. Close the door. 2. Check the connection between the DC Controller PCB (PCB1) and the Laser Driver PCB (PCB35). DC Controller side: J471, J472, Laser Driver side: J5100, J5101, Relay Harness connection to Polygon Motor and BD PCB: J3011 3. Replace the Laser Scanner Unit. 4. Replace the Laser Driver PCB (PCB35). 5. Replace the DC Controller PCB (PCB1). MEMO: When condensation occurs inside of the machine or the Laser Scanner Unit, this error also occurs. When condensation occurs, leave the machine or the unit as it is until condensation disappears. (Use the machine or the unit in an environment where condensation does not occur.)

• Code: E100-13xx
• Description: Polygon Motor BD unlock error (Laser diode is not lit up/ failure of the BD PCB/power supply error, or condensation). During the Polygon speed change, lock was unlocked for 1 second or longer. (Laser diode is not lit up/failure of the BD PCB/power supply error, or condensation)
• Remedy: 1. Check if the door is opened. Close the door. 2. Check the connection between the DC Controller PCB (PCB1) and the Laser Driver PCB (PCB35). DC Controller side: J471, J472, Laser Driver side: J5100, J5101, Relay Harness connection to Polygon Motor and BD PCB: J3011 3. Replace the Laser Scanner Unit. 4. Replace the Laser Driver PCB (PCB35). 5. Replace the DC Controller PCB (PCB1). MEMO: When condensation occurs inside of the machine or the Laser Scanner Unit, this error also occurs. When condensation occurs, leave the machine or the unit as it is until condensation disappears. (Use the machine or the unit in an environment where condensation does not occur.)

• Code: E100-FFFF
• Description: Polygon Motor BD unlock error. Failed to get the Detailed Code (communication error, power supply error, PCB failure, etc.).
• Remedy: 1. Check if the door is opened. Close the door. 2. Check the connector connection, open circuit, and the caught cable of the DC Controller PCB (PCB1) and the Laser Driver PCB (PCB35). DC Controller side: J471, J472, Laser Driver side: J5100, J5101, Relay Harness connection to Polygon Motor (M44) and BD Sensor: J3011 3. Replace the Laser Scanner Unit. 4. Replace the Laser Driver PCB (PCB35). 5. Replace the DC Controller PCB (PCB1).