Epson WorkForce WF-R8591
Troubleshooting. 2. Error is indicated during power-on sequence 2
No Maintenance Box error
Occurrence Condition
This error occurs when Maintenance Box is not installed.
Major Occurrence Timing
• At power-on
• Maintenance Box monitoring timing
Major Troubleshooting
• Turn the printer off once and install Maintenance Box again, and turn the power on.
Maintenance Box detection error
Occurrence Condition
This error occurs when Maintenance Box data is incorrect or it is not recognized correctly.
Major Occurrence Timing
• Power-on timing
• Maintenance Box replacement timing
• Maintenance Box monitoring timing
Major Troubleshooting
• Remove and reinstall Maintenance Box
• Maintenance Box replacement
• Relay Board CSIC Terminal replacement
• Relay Board Assy replacement
• Relay Board FFC replacement
• Main Board replacement