Seiko A557A Digital Quartz Technical Guide and Parts Catalog
Technical guide and parts catalog for the Seiko A557A digital quartz watch. Contains specifications, circuit block structure, display functions (time, calendar, alarm, timer, stopwatch), disassembly and reassembly procedures for case and module, battery information, and detailed checking and adjustment procedures including solar battery verification, secondary battery voltage, current consumption, water resistance, liquid crystal panel testing, accuracy verification, and bulb replacement instructions.
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Document Details
- Format
- Pages
- 10
- Size
- 475.6 KB
- Category
- Horlogerie