Seiko A239A Digital Quartz Technical Guide
Technical manual for Seiko A239A digital quartz watch. Includes specifications, circuit block structure, display functions for home time and world time modes, disassembly and reassembly procedures for case and module, component handling instructions, and checking/adjustment procedures. Contains parts list with illustrated exploded views of internal components including liquid crystal panels, switch mechanisms, circuit blocks, and connectors. Features world time display with city code table showing time differentials from GMT for major cities.
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Document Details
- Format
- Pages
- 12
- Size
- 587.0 KB
- Category
- Horlogerie