Seiko A127A Digital Quartz Watch Technical Guide
Technical service manual for the Seiko A127A digital quartz watch (caliber A127A). Includes specifications, disassembly and reassembly procedures for case and module, lubrication guidelines with silicone grease, and detailed checking and adjustment procedures. Features comprehensive troubleshooting flowcharts for display failures, battery voltage, current consumption, accuracy, time setting, and switch components. Liquid crystal display with four-function changeover system (time, stopwatch, counter, calendar). Covers liquid crystal panel, reflecting mirror, circuit block, and battery (silver oxide). Technical specifications include 32.768 Hz quartz oscillator, C-MOS-LSI integrated circuit, and operational temperature range -10°C to +60°C.
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Document Details
- Format
- Pages
- 14
- Size
- 692.4 KB
- Category
- Horlogerie