Y150A Movement Parts Catalogue and Technical Guide
Parts catalogue and technical guide for Hattori Seiko Cal. Y150A quartz movement. Includes specifications, disassembly/reassembly procedures, parts list with numbered diagram, circuit block structure, and valve checking procedures. Movement features 2-hand display with 20-second step, step motor driving system, approximately 3-year battery life with SR416SW/Maxell SR416SW cells at 1.55V.
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Document Details
- Format
- Pages
- 4
- Size
- 1.2 MB
- Category
- Horlogerie