This document is a user manual that describes the features and characteristics of the 3229 Ch-9 product.
This manual explains how to operate the Casio 3229 stopwatch, covering basic timing, audio illumination, timer functions, countdown mode, and system status. It includes step‑by‑step procedures for setting time, configuring alarms, and using the split‑time and competitor timing features.
The document also lists technical specifications such as measurement ranges, calendar range, battery type, and illumination details, along with a quick reference for common operations and troubleshooting tips. This manual is written in Chinese.
| Lap Accuracy | ±15 seconds per month |
|---|---|
| Timing Display | Hours, minutes, seconds, AM/PM, month, date, weekday |
| Time Format | 12‑hour or 24‑hour selectable |
| Automatic Calendar Range | Year 2000‑2009 |
| Battery Type | CR2016 (approx. 2 years) |
The watch uses a CR2016 button cell, which typically lasts about two years with normal use.