FUJICA - Fuji GA645i GA645wi Service

Comprehensive service manual for the FUJICA GA645i Professional and GA645wi Professional medium format cameras. This detailed workshop reference provides complete technical coverage of all systems and components in these professional imaging devices, designed for technicians performing repair, maintenance, and calibration work.

The manual begins with full specifications for both models, then covers mechanical systems in depth: lens assembly construction, viewfinder optics and mechanism, film transport mechanics, and the integrated barcode data system. Electrical and circuit sections include detailed circuit descriptions, camera operation logic, shutter program diagrams at ISO 100, switch function layouts, sequence timing charts, and film advance timing data—essential reference material for understanding the camera's electronic control systems.

Disassembly and reassembly procedures form a central section, with step-by-step instructions for each major assembly: top cover, battery compartment, camera back, flash module, viewfinder, lens mechanism, film transport system, and data lens. Following these procedures are systematic inspection and adjustment protocols covering focus calibration, AE/BC tuning, and AF/PR alignment—critical for restoring proper camera function after service work.

A comprehensive parts list itemizes every component for both the GA645i and GA645wi models. The manual concludes with practical specifications for recommended lubricants, adhesives, and solvents, ensuring repair work meets manufacturer standards.