This service manual covers the Canon Inner Finisher-B1 and the Inner Finisher Additional Tray-B1. These products are designed for finishing operations, with the additional tray providing expanded functionality. While specific production years are not applicable, the engineering behind these Canon accessories emphasizes reliability and performance in their intended applications.

This document serves as a comprehensive guide for maintaining and repairing the Canon Inner Finisher-B1 and Inner Finisher Additional Tray-B1. It includes detailed procedures, troubleshooting information, and technical specifications to assist users. The manual features detailed pictures and diagrams to facilitate understanding and ensure accurate service.