Seiko Digital Quartz Cal. D409A Technical Guide
Technical guide and parts catalog for Seiko Digital Quartz movement Cal. D409A. Contains specifications, circuit block structure, display functions, disassembly and reassembly procedures with lubrication instructions, module service details, liquid crystal panel electrode relationships, and comprehensive checking and adjustment procedures including battery voltage, conductivity, current consumption, water resistance, accuracy, alarm system testing, and alarm condition diagnostics.
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Document Details
- Format
- Pages
- 10
- Size
- 518.6 KB
- Category
- Horlogerie