This manual describes the functions and usage of the watch, including alarm time setting, alarm indicator, alarm ringing, timing function, time and date setting, 12-hour and 24-hour timekeeping system, alarm function, etc.
This manual provides step‑by‑step instructions for configuring the Casio 3154 timer, including setting the date (2000‑2099), choosing 12‑hour or 24‑hour display modes, and adjusting the alarm and chime functions. It also describes how to operate the built‑in LED illumination and how to use the second‑timer feature for split‑time measurements.
Additional reference sections cover detailed operation notes, battery‑saving tips, and troubleshooting guidance, ensuring users can fully utilize all timing, lighting, and alert capabilities of the device. This manual is written in Chinese.
| Display type | LED (散光二極管) with light guide plate |
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