SEKONIC - Service Manuals
3 manuals available for download
Sekonic is a trusted manufacturer of professional light meters and exposure measurement tools used by photographers and cinematographers worldwide. Our comprehensive collection includes service manuals, repair guides, owner's manuals, and detailed parts lists available as instant PDF downloads. Whether you need troubleshooting guidance, workshop documentation, or maintenance information for your Sekonic meter, our technical resources provide the professional-grade support required to keep your equipment in optimal working condition.

SEKONIC - Sekonic L256 parts
This parts catalog provides a complete reference for the Sekonic L-256 flash meter, an essential resource for service technicians and repair professionals. Detailed exploded-view assembly diagrams show the full construction of the instrument, tracing every component from the upper optical assembly down through the base and housing. Each part is numbered and clearly identified to support accurate parts ordering and replacement work. The manual is divided into organized sections covering main assemblies (base plate, body, reflected-light filter, H/L switch ring, light sphere, measurement disks, and indication ring), individual components (fastening screws, battery cover, strap connector, power button, springs, dials, diodes, and electronic switches), plus complete fastening specifications and cord assemblies. Bilingual labeling in English and Japanese ensures clarity for international service operations. Whether you're performing routine maintenance, sourcing replacement parts, or restoring a meter, this illustrated parts list eliminates guesswork and confirms you order exactly what you need.

SEKONIC - Sekonic L758DR Parts
Comprehensive parts diagram for the Sekonic L-758DR light meter, presenting a complete exploded view of this professional exposure measurement instrument. The technical documentation includes precise structural drawings identifying every internal component and subassembly with systematic part numbering and cross-referencing for quick identification. The diagram covers the optical system, metering mechanism, electronic circuitry, lenses, shutter assembly and all mechanical elements. Major subassemblies A1 through A16 are clearly distinguished and spatially located, encompassing optics, metering mechanics, housing components and accessories. Service technicians and repair professionals will find this parts list essential for understanding the L-758DR's construction, locating spare parts, and executing disassembly and reassembly procedures.

Sekonic L558 Exposure Meter User Manual
User manual for the Sekonic L558 exposure meter, a professional light metering instrument for photography and cinematography. This guide provides comprehensive instructions on measuring incident and reflected light, configuring meter settings, interpreting readings, and maximizing the meter's capabilities for accurate exposure control. Essential reference for photographers and cinematographers working with this precision metering tool.