Seiko Quartz H556A H557A Technical Guide
Technical service manual for Seiko Quartz caliber H556A and H557A watches. Contains specifications, circuit block structure, disassembly and reassembly procedures with lubrication charts, movement module servicing with screw identification, liquid crystal panel electrode specifications, and checking and adjustment procedures including battery voltage, current consumption, water resistance, pattern segment checking, alarm test system, and gear train mechanism checks.
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Document Details
- Format
- Pages
- 7
- Size
- 730.5 KB
- Category
- Horlogerie