1. Producte acabatview
The Casio F-108WH is a digital watch designed for daily use, featuring a clear display and essential functions. It incorporates an LED light for visibility in low light conditions, a daily alarm, and a 1/100 second stopwatch. The watch is also water resistant, making it suitable for various activities.

Imatge 1.1: Frontal view of the Casio F-108WH Digital Watch, showcasing its digital display and blue resin casing.
Característiques principals:
- LED Light (Illuminator) for display illumination.
- Funció d'alarma diària.
- Hourly senyal horari.
- 1/100 second stopwatch with measuring capacity up to 59'59.99".
- Measuring modes include elapsed time and split time.
- Water resistant to 100 meters (330 feet).
- Equipped with a quartz movement for accurate timekeeping.
- Features a 7-year battery life.
2. Configuració inicial
2.1 Configuració de l'hora i la data
To ensure accurate timekeeping, set the current time and date using the watch's Time Setting Mode. Refer to the diagram below for button identification (A, B, C).

Image 2.1: Time Setting Diagram. Buttons A, B, and C are used for navigation and adjustment.
- Premeu el botó B to enter the Time Setting Mode. The seconds digits will flash, indicating they are selected.
- Premeu el botó C to cycle through the selection sequence: Seconds → Hour → Minutes → Day of the Week → Day → Month.
- While the seconds digits are flashing, press button A per reiniciar els segons 00. If the seconds count is between 30 and 59, pressing A will reset seconds to 00 and add 1 to the minutes. If the count is between 00 and 29, only the seconds reset.
- While any other digits (Hour, Minutes, Day of the Week, Day, Month) are selected, press button A per augmentar el nombre. Aguantant A will change the current selection at a faster rate.
- After setting the time and date, press button B per tornar al mode d'indicació de l'hora.
- If no button is operated for one or two minutes while a selection is flashing, the watch will automatically exit Time Setting Mode and return to Timekeeping Mode.
2.2 Informació sobre la bateria
The Casio F-108WH watch comes with one Lithium Metal battery included. This battery is designed to provide approximately 7 years of operation under normal usage conditions.
3. Modes de funcionament
3.1 Timekeeping Mode
This is the default mode, displaying the current time (hours, minutes, seconds), day of the week, and date.
3.2 LED Light (Illuminator)
Per il·luminar la pantalla en entorns foscos, premeu el botó LLUM button (typically button A or a dedicated light button, depending on the specific model variant). The light will remain on for a few seconds.
3.3 alarma diària
The watch features a daily alarm. To set the alarm time and activate/deactivate it, navigate to the Alarm Mode (usually by pressing the MODE button repeatedly). Use the adjustment buttons (similar to time setting) to set the desired alarm time. An indicator on the display will show if the alarm is active.
3.4 Hourly Senyal horari
El hourly time signal causes the watch to beep twice every hour on the hour. This feature can be activated or deactivated within the Alarm Mode or a dedicated setting mode, indicated by a specific icon on the display.
3.5 Funció de cronòmetre
The 1/100 second stopwatch measures elapsed time, split times, and two finishes. To use the stopwatch:
- Navegueu al mode de cronòmetre amb el botó MODE botó. La pantalla mostrarà 00'00"00.
- Premeu el botó INICI/PARA button (typically button A) to start timing.
- Premeu INICI/PARA de nou per aturar el cronometratge.
- Premeu el botó RESET button (typically button C) to reset the stopwatch to 00'00"00.
- Per a temps parcials, premeu RESET mentre el cronòmetre està en marxa per mostrar el temps parcial. Premeu RESET de nou per tornar a la mesura del temps transcorregut.
4. Resistència a l'aigua
The Casio F-108WH is water resistant to 100 meters (330 feet). This rating generally means the watch is suitable for swimming and snorkeling. It is no recommended for scuba diving or high-impact water sports where significant water pressure changes may occur. Avoid operating buttons while the watch is submerged in water to prevent water ingress.
5. Manteniment i cura
5.1 Neteja
Regularly wipe the watch case and band with a soft, dry cloth to remove dirt and moisture. For resin bands, a mild soap solution and water can be used, followed by thorough rinsing and drying. Avoid using harsh chemicals or abrasive cleaners.
5.2 Substitució de la bateria
The watch is equipped with a long-life battery (approximately 7 years). When the display becomes dim or functions become erratic, it may indicate a low battery. Battery replacement should be performed by a qualified watch technician to ensure proper sealing and maintain water resistance.
5.3 Emmagatzematge
When not in use for extended periods, store the watch in a dry, cool place away from direct sunlight and extreme temperatures. Avoid placing it near strong magnetic fields.
6. Solució De Problemes
- La pantalla està en blanc o té poca llum: Pot ser que la bateria estigui baixa o esgotada. Substitueixi la bateria.
- El temps és inexacte: The watch may need to be reset or the time re-adjusted. Follow the time setting instructions in Section 2.1. Exposure to extreme temperatures (below 30°F / -1°C) can sometimes affect timekeeping accuracy or cause the watch to reset.
- Els botons no responen: Ensure the watch is not in a locked mode (if applicable) or that no foreign objects are obstructing the buttons. If submerged, ensure buttons are not pressed underwater.
- Water inside the display: This indicates a breach in the water resistance. Stop using the watch immediately and have it inspected by a professional.
7. Especificacions
| Característica | Detall |
|---|---|
| Dimensions del producte | 9.84 x 1.57 x 0.79 polzades |
| Pes | 1.09 unces |
| Diàmetre de la caixa | 42.4 mm |
| Bateries | 1 bateria de metall de liti (inclosa) |
| Resistència a l'aigua | 100 m (330 peus) |
| Material | Resina |
| Fabricant | Casio |
| Moviment | Quars |
8. Garantia i Suport
Casio products are manufactured to high-quality standards. For specific warranty details, please refer to the warranty card included with your purchase or visit the official Casio website. In case of issues not covered by this manual, or for service inquiries, please contact Casio customer support through their official channels.
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