This manual explains how to use the Casio 3160 solar‑powered watch. It covers basic functions such as setting the current time, selecting the 12‑hour or 24‑hour format, and configuring the date range from 2000 to 2099. The world‑time feature lets you view the time in 48 cities across 29 time zones, and the watch includes five daily alarms, an interval alarm, and an hourly chime.
The guide also describes the stopwatch and countdown timer functions, the automatic EL backlight, and the solar‑charging process. Detailed charging tables show how long the watch needs to be exposed to various light levels, and the battery‑level indicator explains the remaining power and the steps to replace the rechargeable cell if needed. This manual is written in Chinese.
| Accuracy | ±15 seconds per month |
|---|---|
| Time display | Hour, minute, second, PM, month, day, weekday |
| Time format | 12‑hour and 24‑hour |
| Date range | 2000 – 2099 |
| World‑time coverage | 48 cities, 29 time zones |
| Alarms | 5 daily alarms (4 single, 1 interval) + hourly chime |
| Stopwatch resolution | 1/100 second |
| Stopwatch range | 23:59:59.99 |
| Countdown timer range | 1 minute to 24 hours (1‑second unit) |
| Power source | Solar cell + rechargeable battery |
| Battery life | ≈11 months from full charge to level 4 |
With a 500 lux indoor fluorescent lamp, the watch needs about 8 hours of exposure to reach a usable charge level.