• Code: C0440
• Description: Finisher communication problem
  • Communication fails five times successively.
• Causes: Finisher installed incorrectly. Defective engine PCB or finisher main PCB.
• Remedy: Check the installation state of the finisher and adjust it if it is not properly installed. Replace the engine PCB or finisher main PCB and check for correct operation.

• Code: C0500
• Description: Second paper feeder communication problem
  • Communication fails five times successively.
• Causes: Paper feeder in-stalled incorrectly. Defective engine PCB or drawer main PCB.
• Remedy: Check the installation state of the paper feeder and adjust it if it is not properly installed. Replace the engine PCB or drawer main PCB and check for correct operation.

• Code: C0510
• Description: Third paper feeder communication problem
  • Communication fails five times successively.
• Causes: Paper feeder installed incorrectly. Defective engine PCB or drawer main PCB.
• Remedy: Check the installation state of the paper feeder and adjust it if it is not properly installed. Replace the engine PCB or drawer main PCB and check for correct operation.

• Code: C0610
• Description: Bitmap (DIMM) problem
  • There is a problem with the data or address bus of the bitmap DRAM.
• Causes: Defective main PCB. DIMM installed incorrectly. Defective DIMM.
• Remedy: Replace the main PCB and check for correct operation. Check if the DIMM is inserted into the socket on the main PCB correctly. Replace the DIMM and check for correct operation.

• Code: C0630
• Description: DMA problem
  • DMA transmission of compressed, decompressed, rotated, relocated or blanked-out image data does not complete within the specified period of time.
• Causes: Defective main PCB.
• Remedy: Replace the main PCB and check for correct operation.

• Code: C0800
• Description: Image processing problem
  • JAM05 is detected twice.
• Causes: Defective main PCB.
• Remedy: Replace the main PCB and check for correct operation.

• Code: C0820
• Description: Fax control PCB CG ROM checksum error
  •A checksum error occurred with the CG ROM data of the fax control PCB.
• Causes: Defective fax control PCB.
• Remedy: Replace the fax control PCB and check for correct operation.

• Code: C0830
• Description: Flash ROM program area checksum error
  •A checksum error occurred with the program of the fax control PCB.
• Causes: Defective fax control PCB.
• Remedy: Replace the fax control PCB and check for correct operation.