The Lexmark Onsite Repair - Extended Service provides comprehensive support for your Lexmark MC3426adw and MC3426i printers. This service includes on - site maintenance, parts replacement, and labor, ensuring that your printer remains operational with minimal downtime. With a service duration of four years, you can have peace of mind knowing that expert assistance is just a call away. The service guarantees next business day response for parts and labor, allowing for quick resolutions to any issues that may arise. This service is designed to enhance productivity and ensure timely results for your printing needs.