Instruction manual introduces the functions, usage and precautions of the watch.
This manual provides step‑by‑step instructions for operating the Casio 3249 watch. It covers basic timekeeping, switching between 12‑hour and 24‑hour formats, and configuring the automatic calendar for years 2000‑2099.
Additional sections describe the world‑time feature for up to 30 cities, daylight‑saving time settings, stopwatch and countdown timer functions, alarm setup, and the built‑in illumination that helps read the display in darkness. This manual is written in Japanese.
| Accuracy (normal temperature) | ±30 seconds per month |
|---|---|
| Time display modes | 12‑hour or 24‑hour selectable |
| Automatic calendar range | 2000‑2099 |
| Battery type | CR1616 |
| Battery life (low usage) | approximately 3 years |
| World‑time city capacity | 30 cities (29 time zones) |
The watch allows you to change the time format between 12‑hour and 24‑hour modes.
You can select up to 30 cities (covering 29 time zones) for the World‑Time display.
The watch uses a CR1616 button cell battery.
The watch’s accuracy is about ±30 seconds per month.