SONY - Sony FE 12 24mm f4 G Service

Comprehensive service manual for the Sony SEL1224G interchangeable lens (FE 12-24mm F4 G), a technical reference and repair guide designed for qualified service technicians and authorized repair centers. This workshop manual provides complete optical and mechanical specifications: 12-24mm focal length range, 99°-61° field of view (122°-84° on APS-C format), 0.28m minimum focus distance, and 565g weight. The documentation covers essential maintenance procedures and safety guidelines, including proper chemical handling protocols, exterior parts care, and correct application of lead-free solder techniques. A dedicated post-repair safety checkout section ensures all serviced units meet performance and safety standards before return to the customer. The disassembly and assembly section delivers detailed component diagrams covering the E-mount interface, autofocus sensor assembly, lens element groups (1-4), mirror tube assembly, zoom drive mechanism, circuit boards including CL-1053, damper elements, precision bearings, and specialized adhesive materials (B-10, B-110) plus service-grade greases (G-48, G-85, G-116). Precise handling instructions for flexible circuit boards and connectors prevent damage during service operations. Critical procedures for main board replacement include backup and restoration of lens calibration and adjustment data, essential for restoring proper autofocus function and optical performance.