Seiko Quartz Cal. H239A - Technical Service Manual
Complete technical guide for Seiko Quartz movement Cal. H239A. Covers specifications, circuit block structure, disassembly and reassembly procedures for case and water-resistant components, indicating mechanism details, electronic circuit and liquid crystal panel, gear train and switch mechanism, and comprehensive checking and adjustment procedures including battery voltage, output signal, coil block, current consumption, speaker block, and digital function verification. Includes parts list with numbered components and assembly illustrations.
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Document Details
- Format
- Pages
- 10
- Size
- 512.5 KB
- Category
- Horlogerie