Introduzione
This manual provides comprehensive instructions for the proper use and maintenance of your Casio EFB-730D Series Men's Chronograph Watch. Please read this manual carefully to ensure optimal performance and longevity of your timepiece. Keep this manual for future reference.

Immagine: Frontale view of the Casio EFB-730D Series Chronograph Watch, showcasing its black dial, silver sub-dials, and stainless steel construction.
Caratteristiche
- Edifice Motorsports Chronograph: Inspired by classic sportscars, offering precise time measurement.
- Resistenza all'acqua: 100 meters (10 ATM) rating, suitable for swimming and snorkeling.
- Costruzione durevole: Features a sapphire crystal for scratch resistance, and a robust stainless steel case and band.
- Funzione cronografo: 1-second stopwatch with a measuring capacity of 59 minutes, 59 seconds.
- Indicatore di data: Convenient date display located at the 4.5 o'clock position.
Impostare
1. Impostazione iniziale dell'ora
- Pull the crown out to the second click position. The second hand will move to the 12 o'clock position.
- Rotate the crown to set the hour and minute hands. Ensure the AM/PM setting is correct if your watch has a 24-hour indicator.
- Riportare la corona nella posizione normale. La lancetta dei secondi riprenderà a muoversi.
2. Impostazione della data
- Estrarre la corona fino al primo scatto.
- Rotate the crown to set the date. Do not set the date between 9:00 PM and 1:00 AM, as this may interfere with the date change mechanism.
- Riportare la corona nella posizione normale.
3. Regolazione del braccialetto
The stainless steel bracelet can be adjusted to fit your wrist. This typically involves removing or adding links. It is recommended to have this procedure performed by a qualified jeweler or watch technician to prevent damage to the bracelet or watch.
Istruzioni per l'uso
1. Modalità di cronometraggio
In normal timekeeping mode, the watch displays the current hour, minute, second, and date. The main hands indicate the current time, while the date window shows the day of the month.
2. Funzione cronografo
The chronograph measures elapsed time with 1-second accuracy, up to 59 minutes and 59 seconds.
- Avvio di una misurazione: Press the upper button (A) to start the chronograph.
- Stopping a Measurement: Press the upper button (A) again to stop the chronograph.
- Reimpostazione del cronografo: While the chronograph is stopped, press the lower button (B) to reset the chronograph hands to the 12 o'clock position.
3. Water Resistance (100M / 10 ATM)
Your watch is designed to withstand water pressure up to 100 meters. This means it is suitable for everyday use, showering, swimming, and snorkeling. Do not operate the crown or buttons while the watch is wet or submerged in water. Evitare di esporre l'orologio ad acqua calda o vapore, poiché ciò potrebbe compromettere le guarnizioni di resistenza all'acqua.
Manutenzione
- Pulizia: Wipe the watch case and band periodically with a soft, dry cloth to remove dirt and moisture. For stainless steel bands, a mild soap solution and a soft brush can be used, followed by thorough rinsing and drying.
- Esposizione alla temperatura: Evitare di esporre l'orologio a temperature estreme (calde o fredde) o a sbalzi di temperatura improvvisi.
- Prodotti chimici: Keep the watch away from solvents, detergents, perfumes, and cosmetics, as these can damage the case, band, or seals.
- Impatto: Proteggere l'orologio da urti o colpi forti.
- Fonte di energia: While not explicitly stated as solar, some Casio Edifice models are solar-powered. If your model is solar, ensure it receives regular exposure to light to maintain its charge. If it is battery-powered, replace the battery promptly when it runs low to prevent leakage.
Risoluzione dei problemi
| Problema | Possibile causa | Soluzione |
|---|---|---|
| Watch stops or hands move erratically. | Low battery (if applicable) or internal malfunction. | If battery-powered, replace the battery. If solar, expose to light. If problem persists, consult a service center. |
| La data non cambia a mezzanotte. | AM/PM setting incorrect or date set during restricted hours. | Adjust the time to ensure correct AM/PM. Reset the date outside of 9 PM - 1 AM. |
| Acqua all'interno dell'orologio. | Crown or buttons operated underwater, or seals compromised. | Portare immediatamente l'orologio presso un centro di assistenza qualificato per farlo ispezionare e riparare, per evitare ulteriori danni. |
Specifiche
- Numero modello: EFB-730D-1AV
- Materiale della cassa: Acciaio inossidabile
- Materiale del cinturino: Acciaio inossidabile
- Cristallo: Zaffiro
- Resistenza all'acqua: 100 metri (10 ATM)
- Cronografo: 1-second, measuring capacity 59'59
- Visualizzazione della data: SÌ
- Dimensioni approssimative: 4.17 x 3.15 x 2.91 pollici (dimensioni imballo)
- Peso approssimato: 8.36 once
Garanzia e supporto
Your Casio EFB-730D Series watch is covered by a manufacturer's warranty. Please refer to the warranty card included with your purchase for specific terms and conditions, including warranty period and coverage details. For technical support, service, or inquiries regarding your watch, please contact Casio customer service or visit the official Casio websito per centri di assistenza autorizzati.
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