KYORITSU - Kyoritsu EF 8000 User Manual

Complete workshop manual for the KYORITSU EF-8000(B) multi-camera tester, an essential instrument for professional camera technicians and repair specialists who need to evaluate automatic exposure systems with exacting precision. This comprehensive service manual delivers the authoritative reference for operating and calibrating this high-performance testing equipment, enabling shutter speed measurements down to 1/8000 of a second. The guide opens with a clear introduction to the instrument's capabilities, followed by detailed specifications for both standard and optional measuring units. The technical heart of the manual covers the EF-8000(B) main unit hardware architecture, DIP switch configuration for different test modes, and dual operating modes—SI and EE—each with its own measurement protocol. Extensive sections walk through complete testing procedures for 35mm SLR cameras: precise shutter speed verification, curtain travel timing, and exposure delay quantification across a range of shooting speeds and aperture settings. The repair and calibration sections provide step-by-step instructions for zeroing the instrument, adjusting EE unit sensitivity, and validating measurement accuracy using the supplied calibration procedures. Additional material includes EF measuring mode calibration guidance, shutter speed tolerance reference charts, and a detailed user's manual with self-check procedures that technicians can use to verify the tester's readiness before critical work. The document stands as the definitive troubleshooting and maintenance reference for anyone responsible for keeping this specialized camera testing equipment in proper working condition.