ADC not ready error(ACES detection)

Error code
  • 034877 ADC not ready error(ACES detection)
Occurrence condition
  • Detects initial communication failure of the AD Converter on the MCU Board
Assumed cause
  • MCU board failure
  • Failure of the Main board
Defect-related parts
  • MCU Board
  • Main Board
Troubleshooting
Step Confirmation and action YES NO
1

Replace the MCU board

  • Does the error still occur after replacing the MCU Board?
Go to step 2 End
2

Replacement of Main Board

  • Does the error still occur after replacing the Main Board?
Contact EPSON Local Service Representatives End