Seiko Cal. V071A, V072A Service Guide
Technical service manual for Seiko Cal. V071A and V072A hybrid analog-digital watch movements. This repair guide provides complete specifications and movement dimensions for both calibers, covering dual time indication systems that combine a 3-hand analog display driven by stepper motor with a nematic liquid crystal digital display. Includes battery specifications (SR927W, 1.55V, 3-year service life), accuracy data, current consumption measurements, and a comprehensive parts reference with movement numbers and corresponding panel color options. Detailed hand installation procedures cover proper use of the specialized movement holder for accurate assembly. Essential workshop manual for technicians servicing these hybrid quartz movements.
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Document Details
- Format
- Pages
- 2
- Size
- 122.0 KB
- Category
- Watchmaking