This manual introduces the usage of CASIO watch.
This manual explains how to prepare the watch before use, including checking the power level and charging the solar‑powered battery. It covers the five operating modes – timing, world‑time, stopwatch, countdown timer and alarm – and shows how to set the local city, DST and manually adjust time and date.
Additional sections describe the radio‑time signal reception, power‑saving functions, how to perform a baseline position adjustment, and a detailed troubleshooting guide for common issues such as low power, signal loss or incorrect time. This manual is written in Chinese.
| Power source | Solar cell with rechargeable battery |
|---|---|
| Battery life (full charge) | ≈5 months in normal use |
| Number of world‑time cities | 29 |
Place the watch in bright light; the solar cell converts light to electricity and charges the internal battery.
The watch can receive signals from 29 different cities worldwide.