This document introduces the usage and precautions of Casio watches, including light exposure, rechargeable battery, mode switching, etc.
This manual provides step‑by‑step instructions for operating the Casio 3221 1MO1006-CkA solar‑powered watch. It covers how to set the time and date, configure world‑time cities, enable daylight‑saving time, and use the alarm, stopwatch and countdown timer functions.
It also explains the watch’s illumination system, battery charging requirements, power‑saving mode, button sound settings, and technical specifications such as accuracy, calendar range and battery life. This manual is written in Chinese.
| Time display fields | hours, minutes, seconds, AM/PM, month, day, weekday |
|---|---|
| Time format | 12‑hour or 24‑hour |
| World‑time cities | 48 cities (31 time zones) |
| Alarms | 5 daily alarms (4 single, 1 intermittent) |
| Stopwatch limit | 23 h 59 min 59.99 s |
| Illumination type | EL (electroluminescent) panel |
| Power source | Solar cell + rechargeable battery |