Introduction
This manual provides detailed instructions for the proper use, setup, and maintenance of your Casio W96H-1AV Stainless Steel Sport Watch. Please read this manual thoroughly to ensure optimal performance and longevity of your timepiece.

Image: Front view of the Casio W96H-1AV Sport Watch, displaying the digital time, date, and various function indicators. The watch features a black resin band and a silver-toned case with prominent buttons for adjustment and mode selection.
Setup
Initial Time Setting
- Press the MODE button repeatedly until the time setting screen appears. This is usually indicated by flashing digits.
- Use the ADJUST button to select the digit or setting you wish to change (e.g., hours, minutes, year, month, day).
- Use the 12/24H button (or sometimes the LIGHT button) to increase the selected value. Hold to rapidly advance.
- Once all settings are correct, press the ADJUST button again to exit the setting mode.
12/24-Hour Format
In the Timekeeping Mode, press the 12/24H button to toggle between 12-hour and 24-hour time formats.
Operating Modes
Your Casio W96H-1AV watch features several operating modes accessible via the MODE button.
- Timekeeping Mode: Displays the current time, date, and day of the week. This is the default mode.
- Alarm Mode: Allows setting daily alarms and hourly time signals.
- To set an alarm: In Alarm Mode, use ADJUST to select hour/minute, and 12/24H to change values. Press ADJUST to confirm.
- To turn alarm/hourly signal on/off: In Alarm Mode, press 12/24H to cycle through alarm on/off and hourly signal on/off.
- Stopwatch Mode: Measures elapsed time.
- Press 12/24H to start/stop the stopwatch.
- Press ADJUST to reset to zero when stopped.
- Dual Time Mode: Displays a second time zone.
- To set dual time: In Dual Time Mode, use ADJUST to select hour/minute, and 12/24H to change values. Press ADJUST to confirm.
Using the Illuminator Light
Press the LIGHT button (top right) to illuminate the display for easy viewing in low-light conditions. The light duration is preset and cannot be adjusted.
Maintenance
Water Resistance
This watch is water resistant to 50 meters (165 feet). This means it is suitable for short periods of recreational swimming, but not for diving or snorkeling. Avoid operating buttons while the watch is wet or submerged.
Cleaning
Wipe the watch case and band with a soft, dry cloth. For stubborn dirt, use a soft cloth dampened with water and a mild soap, then wipe dry thoroughly. Avoid using chemical cleaners or solvents as they may damage the watch's materials.
Battery Replacement
The watch is equipped with a 10-year battery. When the display becomes dim or functions become erratic, it indicates the battery is low. Battery replacement should be performed by a qualified watch technician to ensure water resistance is maintained.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Display is blank or dim. | Low battery. | Replace battery. Consult a professional watch technician. |
| Time is incorrect. | Time not set correctly or accidental button press. | Refer to "Initial Time Setting" in the Setup section to reset the time. |
| Buttons are unresponsive. | Watch may be wet or internal issue. | Ensure watch is dry. If problem persists, seek professional service. |
| Alarm does not sound. | Alarm is turned off or set incorrectly. | Check alarm settings in Alarm Mode and ensure it is activated. |
Specifications
- Model Number: W-96H-1AVCF
- Display Type: Digital
- Movement: Quartz
- Case Material: Resin / Stainless Steel Back
- Band Material: Resin
- Water Resistance: 50 meters (165 feet)
- Battery Life: Approximately 10 years (CR2025)
- Functions: Timekeeping, Dual Time, Daily Alarm, Hourly Time Signal, 1/100-second Stopwatch, LED Backlight (Illuminator), Full Auto-calendar
- Dimensions: 3 x 2.5 x 4.5 inches (Product Dimensions)
- Weight: 1.23 ounces

Image: The Casio W96H-1AV Sport Watch displayed on a wrist, illustrating its size and fit. The black resin band and digital display are clearly visible.
Warranty and Support
Casio watches typically come with a manufacturer's warranty. Please refer to the warranty card included with your purchase for specific terms and conditions, including warranty duration and coverage details. For technical support, service, or inquiries regarding your watch, please visit the official Casio website or contact their customer service department. Keep your proof of purchase for warranty claims.
For more information, you may visit the official Casio Store: Casio Store on Amazon





