Instruction manual, introduces the functions and usage of the watch
The Casio 3751 is a multifunction digital‑analog watch offering time‑keeping, world‑time, alarms, countdown timer, stopwatch and illumination. This manual provides step‑by‑step instructions for each mode and explains the button functions.
The guide covers setting the local city code, enabling daylight‑saving time, switching between 12‑hour and 24‑hour formats, and using the automatic repeat and progress‑tone features. It also includes a city‑code table for reference. This manual is written in Chinese.
| Year setting range | 2000–2039 |
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Enter the time‑setting mode, press the @ button, then select the desired city code from the list.