Description: Communication problem between the main PWB and operation panel PW Communication is failed between the operation panel PWB and the main PWB.
Causes: Defective main PWB. Defective system DIMM PWB. Defective operation panel PWB.
Remedy: Defective main PWB. Turn the power switch off/on to restart the printer.If the error is not resolved, replace main PWB. Defective system DIMM PWB. Replace the system DIMM PWB. Defective operation panel PWB. Replace the operation panel PWB.
Code: F010
Description: Main PWB (system DIMM PWB) checksum error Checksum failed with system DIMM PWB on the main PWB.
Causes: Defective main PWB. Defective system DIMM PWB.
Remedy: Defective main PWB. Turn the power switch off/on to restart the printer.If the error is not resolved, replace main PWB. Defective system DIMM PWB. Replace the system DIMM PWB.
Code: F020
Description: Main or expanded memory error Checksum failed with main memory (RAM) on the main PWB or expanded memory (DIMM).
Causes: Defective system main memory (RAM) on the main PWB. Defective expanded memory (DIMM).
Remedy: Defective system main memory (RAM) on the main PWB. Turn the power switch off/on to restart the printer.If the error is not resolved, replace main PWB. Defective expanded memory (DIMM). Replace the expanded memory (DIMM).
Code: F030
Description: General failure Miscellaneous failure with the main PWB, other than F000, F010, F020, F040 and F226, above.
Causes: Defective main- PWB.
Remedy: Turn the power switch off/on to restart the printer.If the error is not resolved, replace main PWB.
Code: F040
Description: Main PWB - engine PWB communication error Communication between main PWB and engine PWB is failed.
Causes: Defective harness between engine PWB (YC12) and main PWB (YC11), or improper connector insertion Defective main PWB. Defective engine PWB.
Remedy: Defective harness between engine PWB (YC12) and main PWB (YC11), or improper connector insertion. Reinsert the connector. Also check for continuity within the connector harness. If none, remedy or replace the harness. Defective main PWB. Turn the power switch off/on to restart the printer.If the error is not resolved, replace main PWB. Defective engine PWB. Replace the engine PWB.
Code: F050
Description: Engine PWB ROM checksum error A checksum error occurred with ROM on the engine PWB.
Causes: Some error may have occurred when downloading the firmware of the engine PWB Defective ROM on the engine PWB.
Remedy: Some error may have occurred when downloading the firmware of the engine PWB. Download the firmware of the engine PWB again using the memory card. Defective ROM on the engine PWB. Turn the power switch off/on to restart the printer. If the error is not resolved, replace the EEPROM on the engine PWB or engine PWB.