Measurement failure (error code: 100020)

Occurrence condition
  • Failure in SCN motor measurement.
Suspected cause
  • SCN Motor failure
  • Main Board failure.
Related parts
  • ADF/SCN Unit
  • Main Board Assy
Troubleshooting
ProcedureCheck and measureYesNo
1

Visually check the FFCs of the ADF/SCN Unit.

  • Check the FFCs (x2) in ADF/SCN to make sure that it is not inserted obliquely, disconnected, or damaged.
Go to step 2
  • Correctly insert the two FFCs.
  • If FFC is damaged, replace the ADF/SCN Unit. (Replace the unit even if one of the two FFCs is damaged.)
2

Replace the ADF/SCN Unit.

  • Does the error occur after replacing the ADF/SCN Unit?
Go to step 3End
3

Replace the Main board Assy.

  • Does the error occur after replacing the Main Board Assy?
Contact the EPSON Service Department.End