Casio BG-140 Watch: User Manual and Specifications
Model: BG-140 | Modules: 1913, 1914
About the Casio BG-140
The Casio BG-140 is a durable digital watch designed for everyday use, offering various functionalities including timekeeping, alarms, stopwatch, and a countdown timer. It is built with quality materials and designed for reliability.
Water Resistance: This watch offers varying levels of water resistance suitable for different activities:
- 50M Water Resistant
- 100M Water Resistant
- 200M Water Resistant
- 300M Water Resistant
Note: Always ensure watch crowns are pushed in and buttons are not operated underwater.
Button Functions
The watch features four main buttons, typically labeled:
- Button B: Used to cycle through the different modes (Timekeeping, Alarm, Stopwatch, Timer).
- Button D: Used to start/stop operations in some modes, or to adjust/set values. It also serves as the 'select' or 'confirm' button.
- Button C: Typically activates the backlight or other specific functions.
- Button A: Used to start/stop timing in Stopwatch/Timer modes, or to adjust values upwards.
Button labels (A, B, C, D) are common conventions; refer to specific mode operations for exact functions.
Timekeeping Mode
This is the default mode, displaying the current time, date, and day of the week.
Setting the Time and Date
- Press Button D to enter the setting mode. The seconds digits will flash.
- Press Button A to advance through the settings (seconds, hours, minutes, year, month, day).
- Press Button D to adjust the flashing value.
- Press Button B to confirm the settings and return to the timekeeping display.
12/24 Hour Format
In Timekeeping Mode, press Button A or D to switch between 12-hour (indicated by 'P' for PM) and 24-hour formats.
Alarm Mode
This mode allows you to set and manage alarms.
Setting the Alarm Time
- Press Button B to enter Alarm Mode.
- Press Button D to enter the alarm setting. The hour digits will flash.
- Press Button A to adjust the hour.
- Press Button D to move to the minute setting.
- Press Button A to adjust the minute.
- Press Button B to confirm the alarm time.
Turning the Alarm On/Off
In Alarm Mode, press Button D to toggle the alarm on or off. An indicator (e.g., a bell symbol ?) will appear when the alarm is active.
The watch may feature a daily alarm and an hourly time signal.
Stopwatch Mode
Measure elapsed time with precision.
Operating the Stopwatch
- Press Button B to enter Stopwatch Mode.
- Press Button A to start timing.
- Press Button A again to stop timing.
- Press Button D to reset the stopwatch to zero.
The stopwatch can measure elapsed time up to 23 hours, 59 minutes, 59.99 seconds, with a measuring unit of 1/100th of a second.
Functions like lap times and split times may be available using combinations of buttons A and D.
Countdown Timer Mode
Set a timer for specific durations.
Setting the Countdown Timer
- Press Button B to enter Countdown Timer Mode.
- Press Button D to enter the setting mode. The hours will flash.
- Press Button A to adjust the hours.
- Press Button D to move to the minutes.
- Press Button A to adjust the minutes.
- Press Button D to move to seconds.
- Press Button A to adjust the seconds.
- Press Button B to confirm the timer setting.
Starting the Countdown
In Countdown Timer Mode, press Button A to start the countdown. The timer will count down to zero and sound an alarm. An auto-repeat function may be available.
Specifications
| Specification | Details |
|---|---|
| Module | 1913 / 1914 |
| Accuracy | ±15 seconds per month |
| Battery Type | CR1616 |
| Approx. Battery Life | 2 years (or 3 years under specific usage conditions) |
| Stopwatch Measuring Capacity | 23:59'59.99" |
| Stopwatch Measuring Unit | 1/100 second |
| Countdown Timer Setting Range | 1 second to 23:59'59" |
| Operating Temperature | (Details not explicitly provided in a structured way, but generally around 0°C to 40°C for quartz watches) |
