Repair Canon iPF PRO 4000S Printer Error Codes Canon Servie Tool – Printer model: Canon iPF PRO 4000S – Error codes on Canon iPF PRO 4000S model and its description: – Canon iPF PRO 4000S printer Error Codes and quick guide to troubleshooting: Code: 001111 2E3A Description: Paper feeding failure (upper roll) (support number : […]