HP detection failure (error code: 100016)

Occurrence condition
  • The zero-point mark cannot be scanned.
Suspected cause

  • CIS Module failure

  • FFC disconnection in ADF/SCN

  • Main Board failure

Related parts
  • ADF/SCN Unit
  • Main Board Assy
Troubleshooting
ProcedureCheck and measureYesNo
1Visually 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

Visually check the gear train parts.

  • Check the gear train parts to make sure that there is no foreign object on or damage to them.

Go to step 3
  • Remove the foreign object.
  • Replace the ADF/SCN Unit if the gear is damaged.
3Replace the ADF/SCN Unit.
  • Does the error occur after replacing the ADF/SCN Unit?
Go to step 4End
4Replace the Main board Assy.
  • Does the error occur after replacing the Main Board Assy?
Contact the EPSON Service Department.End