Epson WorkForce Pro WP4020
Troubleshooting. 2. Error is indicated during power-on sequence 1
Maintenance box full
Occurrence Condition
This error occurs when maintenance counter in Maintenance Box exceeds the specified value.
Occurrence Timing
• At power-on
• When printing starts
• Cleaning
• When closing the Front Cover
Remedy
• Replace Maintenance Box
Maintenance box CSIC error
Occurrence Condition
This error occurs when Maintenance Box data is incorrect or cannot be recognized correctly.
Occurrence Timing
• At power-on
• When printing starts
• Cleaning
• When closing the Front Cover
Remedy
• Remove and reinstall Maintenance Box
• Replace Maintenance Box
• Replace CSIC terminal
• Replace Maintenance Box FFC
• Replace Main Board
No maintenance box error
Occurrence Condition
This error occurs when Maintenance Box is not installed.
Occurrence Timing
• At power-on
• When printing starts
• Cleaning
• When closing the Front Cover
Remedy
• Install Maintenance Box