Head assembled board over-voltage error

Error code
  • 031017
Occurrence condition
  • Voltage value of power supply (3.3V, 2.5V) in head exceeds the specified.
Assumed cause

  • Failure of DC-DC circuit in head assembly board.

  • Abnormal generated voltage (5V) input to the head assembled board.

Defect-related parts
  • Head Unit
  • Head Drive Board
Troubleshooting
Step Confirmation and action YES NO
1

Replace the Head Drive Board

  • Does the error still occurs?
 Go to step 2 End
2

Head Unitreplacement

    • Does the error still occurs?
 Contact EPSON Local Service Representatives

End