Y772A Digital Quartz Technical Guide and Parts List
Technical guide and parts list for the Seiko Y772A digital quartz watch caliber. This comprehensive workshop manual covers all essential specifications including the nematic liquid crystal display, 28.1 mm case diameter, and 4.9 mm height. Details the full range of display functions — time, alarm, stopwatch, timer, calendar, birthday setting, and time setting — along with specialized mechanisms such as the pattern segment checking system, illuminating light function, system reset capability, and alarm test system. Includes battery specifications for CR2016/BR2016 cells (3.0V nominal, approximately 2 years operational life) with detailed checking and adjustment procedures. The repair manual provides step-by-step protocols for battery insertion, system initialization, and comprehensive diagnostic testing, making it essential reference material for service technicians maintaining this movement.
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Document Details
- Format
- Pages
- 10
- Size
- 489.6 KB
- Category
- Watchmaking