1. Introducció
Thank you for choosing the Casio MTP-1239D-7A Dress Three-Hand Watch. This manual provides essential information regarding the operation, maintenance, and care of your new watch. Please read it carefully to ensure proper use and to maximize the lifespan of your timepiece.

Figura 1: Frontal view of the Casio MTP-1239D-7A watch, showcasing its elegant silver dial, clear hour markers, and durable metal band.
2. Configuració
2.1 Configuració de l'hora
- Estireu la corona (el pom del lateral del rellotge) fins a la segona posició de clic.
- Turn the crown to move the hands and set the correct time. Ensure you set the AM/PM correctly if your watch has a 24-hour indicator or a date change mechanism.
- Empenyeu la corona de nou a la posició normal per iniciar el cronometratge.
2.2 Configuració de la data i el dia
- Estireu la corona fins al primer clic.
- Turn the crown to set the desired date and day. Note that the day and date will change automatically at midnight.
- Torneu a empènyer la corona a la posició normal.

Figura 2: Angle view of the watch, showing the crown (right side) used for setting time, date, and day.
3. Funcionament del rellotge
3.1 Llegint l'hora
The watch displays time using three hands: an hour hand, a minute hand, and a second hand. The hour markers on the dial indicate the hours.
3.2 Date and Day Display
The watch features a date window and a day display, typically located at the 3 o'clock position. These indicators automatically advance once every 24 hours.
4. Manteniment
4.1 Neteja del rellotge
To maintain the appearance of your watch, wipe it regularly with a soft, dry cloth. For metal bands, a soft brush can be used to remove dirt from the links. Avoid using chemical cleaners or abrasive materials.
4.2 Resistència a l'aigua
This watch is marked with "WATER RESIST" on the dial, indicating it is designed to withstand minor splashes or rain. It is not suitable for swimming, diving, or showering. Avoid operating the crown or buttons when the watch is wet.
4.3 Substitució de la bateria
The watch is powered by a quartz movement and requires a battery. When the watch stops or the second hand begins to move erratically (e.g., skipping seconds), it is an indication that the battery needs replacement. Battery replacement should be performed by a qualified watch technician to prevent damage to the watch's internal components and to ensure water resistance is maintained.
5. Solució De Problemes
5.1 El rellotge no funciona
- Comproveu la corona: Ensure the crown is pushed all the way in to the normal operating position.
- Bateria: Pot ser que la bateria estigui esgotada. Consulteu la secció 4.3 per obtenir informació sobre com substituir la bateria.
- Impacte: If the watch has experienced a severe impact, internal components may be damaged. Seek professional repair.
5.2 Hora o data incorrectes
- Restabliment: Follow the instructions in Section 2.1 and 2.2 to reset the time, date, and day.
- Crown position: Assegureu-vos que la corona estigui completament empenta després de la col·locació.
- Camps magnètics: Strong magnetic fields can affect quartz watches. Move the watch away from magnetic sources and reset the time.
6. Especificacions
| Característica | Descripció |
|---|---|
| Número de model | MTP-1239D-7A |
| Marca | CASIO |
| Tipus de moviment | Quars |
| Tipus de visualització | Analog (Three-Hand) |
| Date/Day Display | Sí |
| Resistència a l'aigua | Water Resist (Suitable for minor splashes/rain) |

Figure 3: The Casio MTP-1239D-7A watch as worn on a wrist, illustrating its proportional fit and classic design.
7. Garantia i Suport
For information regarding warranty coverage, service, and repairs, please refer to the warranty card included with your purchase or visit the official Casio website. It is recommended to contact authorized Casio service centers for any repairs or technical assistance to ensure genuine parts and qualified service.





