Seiko Digital Quartz Cal. A638A Parts Catalogue
Parts catalogue for Seiko Digital Quartz model A638A. Contains exploded views and part identification numbers for circuit blocks, insulators, battery connections, switch springs, speaker components, liquid crystal panel assembly, bulb, reflecting mirror, and fasteners. Includes characteristics: 25.4 x 25.1 mm casing, 4.0 mm height without battery, 32,768 Hz quartz crystal oscillator, 12 or 24-hour display, alarm function, time signal, nematic liquid crystal display, and illuminating light. Battery specifications listed for multiple compatible types.
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Document Details
- Format
- Pages
- 3
- Size
- 97.3 KB
- Category
- Horlogerie