Description: Main PWB - Engine PWB communication error
Causes: Faulty connection of the connector between the main PWB and engine PWB. Defective main PWB. Defective engine PWB.
Remedy: Faulty connection of the connector between the main PWB and engine PWB. Check the installation of the main PWB and engine PWB and reinstall them if necessary. 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 engine PWB.
Code: F050
Description: Engine PWB ROM checksum error
Causes: Some error may have occurred when downloading the firmware of the engine PWB. Defective 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 engine PWB. Turn the power switch off/on to restart the printer. If the error is not resolved, replace engine PWB.
Code: F186
Description: Main PWB video data control error
Causes: Defective main PWB.
Remedy: Defective main PWB. Turn the power switch off/on to restart the printer. If the error is not resolved, replace main PWB.