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How to fix Fax control PWB communication trouble error

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If you own a Sharp printer, you may occasionally encounter the "FAX control PWB communication trouble" error. This error message usually appears on the printer's display screen and can be frustrating for users. 

Causes :

  1. Connection Issues: The most common cause of this error is a connection issue between the printer's fax control PWB and the main control PWB. If the connection is loose or damaged, it can result in communication trouble.
  2. Faulty PWB: Another cause of the error is a faulty fax control PWB. If the board is damaged or defective, it may not be able to communicate with the main control PWB, resulting in the error message.
  3. Software Issues: Software problems can also lead to the FAX control PWB communication trouble error. If there is an issue with the firmware or other software components, it can interfere with the communication between the fax control PWB and the main control PWB.


Solutions :

  1. Check Connections: The first step in troubleshooting this error is to check the connections between the fax control PWB and the main control PWB. Ensure that all connections are secure and free from damage or corrosion.
  2. Replace the Fax Control PWB: If the connections are not the issue, the next step is to replace the fax control PWB. You can purchase replacement PWBs from the manufacturer or an authorized dealer. Make sure to follow the manufacturer's instructions when replacing the board.
  3. Update Firmware and Software: If the issue persists after replacing the fax control PWB, you may need to update the printer's firmware and software. Check the manufacturer's website for any available updates or contact Sharp printer customer service for assistance.
  4. Reset the Printer: Sometimes, resetting the printer to its default settings can resolve the issue. To do this, refer to the printer's user manual for instructions on how to perform a factory reset.
  5. Contact Sharp Printer Customer Service: If none of the above solutions work, it may be necessary to contact Sharp printer customer service for further assistance. They can help troubleshoot the issue and offer solutions specific to your printer model.


Conclusion :

The FAX control PWB communication trouble error on Sharp printers can be caused by connection issues, faulty PWB, or software problems. By following the above solutions, you can troubleshoot and resolve the issue. If you are still experiencing problems, don't hesitate to contact Sharp printer customer service for additional support. They are available to help you troubleshoot the issue and get your printer working properly again.