NIKON - Nikon F3AF Finder DX 1 service

Professional service manual for the Nikon AF Finder DX-1, published by Nippon Kogaku in 1983. This 53-page technical reference is essential for authorized service technicians performing maintenance and repair of this autofocus accessory. The manual opens with complete product specifications and detailed external views, then moves directly into precision exploded diagrams and a comprehensive parts list with all reference codes needed for component identification and ordering. Assembly instructions, wiring diagrams, and functional block diagrams provide the technical foundation for understanding the autofocus system's operation. The core technical sections cover autofocus principles, timing sequences, and complete disassembly and reassembly procedures. Testing and adjustment work receives thorough treatment: autofocus test setup, initial focus calibration, autofocus detection measurements, and fine-tuning of critical system parameters are all supported by detailed diagrams and step-by-step instructions. A dedicated section specifies all lubricants and bonding materials required during maintenance. Parts codes, classification marks, and supply condition information help technicians source correct replacement components. Whether performing routine maintenance or complete overhaul, this workshop manual provides the technical depth needed for professional-level service of the DX-1 autofocus finder.