NIKON - Nikon FG SPT

Comprehensive technical service manual dedicated to the Nikon FG single-lens reflex camera. This document provides detailed procedures for adjustment, maintenance, and diagnostics of this mechanical and electronic photographic instrument. The manual begins with visual identification of external and internal components, including a complete guide to control locations (exposure mode dial, shutter-speed selector, flash contacts, etc.). Subsequent sections address critical adjustment procedures: shutter curtain travel timing, flange-focal distance calibration, mirror and shutter release mechanisms, mechanical lever positioning, and electrical contact alignment. Coverage extends to automatic exposure sensor calibration, P-mode warning signal adjustment, TTL flash synchronization, LED display positioning, and control switch operation. Detailed internal schematics identify each component within the camera body, electronic test points for circuit verification, and precise locations of resistors, capacitors, and switch contacts. The document concludes with operational instructions and functional testing procedures, providing a comprehensive resource for service technicians and specialized repair professionals working with classic film cameras.