• Code: E808-0000
• Description: Error in Zero Cross
  Zero Cross failed to be detected for 50ms or more while the fixing relay was ON.
• Remedy: 1. Replace the AC Driver (UN6). 2. Check the cycle of the input voltage (failure in powerperipheral area of the customer. Ask the customer to perform the power supply work).

• Code: E811-0000
• Description: Fuse cutoff error in Process Cartridge
  Fuse cannot be cut off (disconnect) although it is tried to be cut off.
• Remedy: 1. Turn OFF and then ON the power. 2. Check the resistance value of the Fuse on Drum. 3. Replace the Drum.

• Code: E811-0001
• Description: Error in 24V of the drum new/old detection.
• Remedy: 1. Check the FUSE_5 on the Pickup Feed Driver PCB (UN2). 2. Replace the Pickup Feed Driver PCB (UN2).

• Code: E840-0000
• Description: Error in shutter for Fixing Edge Cooling Fan (if the HP failed to be detected when the error occurred).
  Failed to detect that the fan shutter has moved to the specified position when moving the fan shutter from anywhere other than the HP.
• Remedy: 1. Check the harness of the Shutter Motor (M27), the Shutter HP Sensor (PS31) and the Shutter Position Sensor (PS32) (to see if the harness is caught, disconnected or physically removed). 2. Replace the Pickup Feed Driver PCB (UN2). 3. Replace the Shutter Motor, the Shutter HP Sensor or the Shutter Position Sensor.

• Code: E880-0001
• Description: Error in Controller Fan
  Fan lock of the Controller CPU cooling fan was detected
• Remedy: Check if the connector is connected. If the connection was found OK, replace the Controller Fan 3 (FM13).

• Code: E880-0003
• Description: Error in Controller Fan
  Riser PCB Fan was detected to be locked.
• Remedy: Check if the connector is connected. If the connection was found OK, replace the Controller Fan 1 (FM11).

• Code: E880-0005
• Description: Error in Controller Fan
  Fan lock of the HDD Cooling Fan was detected
• Remedy: Check if the connector is connected. It the connection is OK, replace the HDD Cooling Fan (FM14).

• Code: E881-0001
• Description: CPU abnormal temperature rising error
  It was detected that CPU was 100 deg C or more.
• Remedy: When it is detected that the temperature of the CPU is 100 deg C or more, forcible shutdown is executed. After that, the error is recorded in the error log. If the error occurred during a service visit and then occurred again: Replace the Main Controller PCB 1. - If the error does not occur during a service visit but is found in the log: 1. Check the space behind the host machine. If the space behind the host machine is less than 10 cm, ask the user to secure enough space. 2. Clean the inlet on the rear of the host machine. Remove dust.