SPT - Canon AE1 Program Guide

Comprehensive technical service manual for the Canon AE-1 Program and compatible A-series SLR cameras. This workshop guide delivers precise procedures for adjustment, calibration, and maintenance of this landmark 1980s camera body. The manual pinpoints critical adjustment locations—film-speed contact, auto-exposure gain and level controls, oscillator clock frequency, manual shutter speeds, and curtain mechanisms—enabling technicians to execute factory-spec repairs with confidence. Detailed schematics and annotated photographs map component placement throughout the camera, identifying all integrated circuits (IC1, IC2, IC3, IC4), switches, and light sensors with exact coordinates. Comprehensive technical specifications and measured test values are included: shutter-curtain travel times (10.5ms to 9.9ms), flange-focal distance (42.14mm to 41.9mm), clock frequency tolerance (30,117–34,134 Hz), and pin voltages across every IC. Step-by-step adjustment sequences address manual speeds, automatic aperture operation, and auto-exposure compensation for both overexposure and underexposure conditions. Non-routine calibration procedures cover oscillator frequency trimming, offset correction, maximum-aperture pin adjustment, and film-speed contact calibration. Disassembly and reassembly sections include electronic test points, pin-voltage reference tables, fastener notes (including left-hand threaded components), and reassembly verification steps. A basic operational overview for end users rounds out this essential repair reference. Ideal for service technicians, camera repair professionals, and enthusiasts performing hands-on maintenance.