This document is a manual for the models 2998/2999, which describes the operation methods, features, and settings of the watch. The watch has functions such as timer mode, world time mode, stopwatch mode, countdown timer mode, and alarm mode. The manual also provides detailed instructions on city codes, daylight saving time, and time setting.
This manual explains how to operate the Casio 2998 and 2999 electronic watches. It details each mode—timekeeping, world time, stopwatch, countdown timer and alarm—showing button sequences for setting time, date, city codes, DST and alarm times.
The guide also describes the watch’s illumination feature, automatic calendar, five daily alarms (including one intermittent alarm), and provides reference tables such as the city‑code list and UTC offsets. This manual is written in Chinese.
| Display type | white background black text or black background white text |
|---|---|
| Year setting range | 2000‑2099 |
| Automatic calendar | adjusts month length and leap years automatically |