Seiko Quartz Cal. 5931A Parts List and Technical Guide
Comprehensive technical documentation for Seiko Quartz caliber 5931A. Includes detailed parts list with exploded diagrams showing all mechanical components. Technical guide covers specifications, features, load-compensated drive pulse system for step motor, rotary step switch with adjustable frequency divider circuit, disassembly and reassembly procedures for case and movement, lubrication instructions, and checking/adjustment procedures. Crystal oscillator frequency 32,768 Hz, step motor system (2 poles), rotary step switch regulation, silver oxide battery SEIKO TR721SW or SB-DK. Battery life approximately 2 years. Contains remarks on part combinations and anti-magnetic shield plate information.
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Document Details
- Format
- Pages
- 16
- Size
- 659.0 KB
- Category
- Horlogerie