This document introduces the usage methods and precautions of CASIO watches, including the charging method of the watch, the function of automatically receiving calibration signals, the power-saving function, and the instructions for various operation indicators.
The manual begins with pre‑use notices, explaining how to charge the watch under bright light and how to handle the dedicated rechargeable battery. It also covers power‑saving features that stop the hands and put the watch into sleep mode when kept in darkness.
Further sections describe time‑zone (home city) settings, automatic time reception, solar charging, stopwatch and countdown timer functions, as well as troubleshooting and maintenance advice for long‑term use. This manual is written in Japanese.
| Battery type | Dedicated rechargeable battery |
|---|---|
| Power‑saving mode | Stops hands and enters sleep state in darkness |
Select the appropriate city code (e.g., HKG for Hong Kong) in the home city setting.
When the watch is kept in darkness for about an hour, the hands stop and the watch enters a sleep state.
The alarm rings normally and can be turned off via the alarm ON/OFF control.