SymptomSolution
The touch panel is damaged (broken, dented, etc.) and cannot be operated.
  • Connecting a commercially available USB mouse enables the same operation as the touch panel.
  • Replace the LCD.
  • Replace the operation panel unit (you need to transfer user information, and reinstall the applications, etc.). Refer to "Factory Reset and Restoration".
The touch panel does not respond.
  • Connecting a commercially available USB mouse enables the same operation as the touch panel.
  • Execute the Panel Self Check.
  • Check the operations other than that of the touch panel.
  • Replace the LCD.
  • Replace the operation panel unit (you need to transfer user information, and reinstall the applications, etc.). Refer to "Factory Reset and Restoration".
The touch panel’s coordinates have shifted substantially, resulting in not being able to execute its calibration.
  • Connecting a commercially available USB mouse enables the same operation as the touch panel. So you can execute the calibration
  • Execute the Panel Self Check, or the TouchPanel Calibration
  • Execute the MultiTouch Calibration.

  • If the shift occurs even after turning the power and then back on, check the battery voltage of the operation panel’s main controller board.

  • Replace the main controller board.

  • Replace the operation panel unit (you need to transfer user information, and reinstall the applications, etc.). Refer to "Factory Reset and Restoration".
Cannot enter the SSP mode.

If using the screen in a Classic Application, it does not support multitouch, so you cannot enter the SSP mode by the normal operation.

Instead, use the EX3 key. Press and hold the EX3 key, and then press the "System/Copy" button in the SP mode menu.

SC672-11 appears.Cause

Communication between the controller and the operation panel was not established after a normal startup.

USB cable between the operation panel and the MFP is disconnected, damaged or defective.

 

Solution

Reconnect or replace the USB cable. For details about how to replace the USB cable, refer to the service manual for the MFP.

 

Reference

For details about SC672, refer to the service manual for the MFP.

SC672-12 appears.

Cause

Communication between the controller and the operation panel was interrupted after a normal startup.

USB cable between the operation panel and the MFP is disconnected, damaged or defective.

 

Solution

Reconnect or replace the USB cable. For details about how to replace the USB cable, refer to the service manual for the MFP.


Reference

For details about SC672, refer to the service manual for the MFP.