Zavedení
Thank you for choosing the Casio MWA-300H Series watch. This manual provides essential information regarding the setup, operation, and maintenance of your new timepiece. Please read this manual carefully to ensure proper use and to fully understand the features of your watch.
The Casio MWA-300H is an analog watch featuring a chronograph, 100-meter water resistance, and luminous hands for enhanced readability. It is designed for versatile wear, suitable for both daily use and recreational water activities.

Obrázek: Přední strana view of the Casio MWA-300H Series watch, highlighting its green dial, chronograph sub-dials, and black resin band.
Setup: Initial Settings
Nastavení času
- Pull the crown out to the second click (time setting position). The second hand will stop.
- 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 or date changes at midnight.
- Zatlačte korunku zpět do normální polohy. Vteřinová ručička se obnoví v pohybu.
Nastavení data
- Pull the crown out to the first click (date setting position).
- Otáčením korunky nastavte datum. Nenastavujte datum mezi 9:00 a 1:00, mohlo by to narušit mechanismus automatické změny data.
- Zatlačte korunku zpět do normální polohy.
Informace o baterii
Your Casio MWA-300H watch is powered by 1 LR44 battery, which is included. The battery life is approximately 3 years. When the battery runs low, the watch may exhibit irregular movement or stop. It is recommended to have the battery replaced by a qualified watch technician to maintain water resistance.
Operating: Watch Functions
Používání chronografu (stopek)
The chronograph function allows for precise timing of events. Your watch features a 1/10-second stopwatch that captures elapsed, split, and 1st/2nd place times across three dedicated sub-dials.
- Starting the Stopwatch: Press button A (typically the upper right button) to start the stopwatch.
- Stopping the Stopwatch: Press button A again to stop the stopwatch.
- Resetting the Stopwatch: After stopping, press button B (typically the lower right button) to reset the stopwatch hands to zero.
- Měření mezičasu: While the stopwatch is running, press button B to measure split times. The stopwatch hands will momentarily stop to indicate the split time, then resume timing. Press button B again to release the split time and display the current elapsed time.
Note: Refer to the specific button layout on your watch for exact button assignments.
Vodotěsnost (100 metrů)
Your Casio MWA-300H watch is water resistant up to 100 meters (330 feet). This rating means the watch is suitable for swimming, showering, and recreational water activities. It is not suitable for diving or snorkeling where significant water pressure changes occur.
- Do not operate the crown or buttons while the watch is wet or submerged.
- Po kontaktu se slanou vodou opláchněte hodinky sladkou vodou a otřete je dosucha.
Světelné ručičky a značky
The watch features luminous hands and markers that absorb light and glow in the dark, providing readability in low-light conditions. The intensity and duration of the glow depend on the amount and type of light exposure.
Údržba
Obecná péče
- Hodinky pravidelně otírejte měkkým, suchým hadříkem, abyste odstranili nečistoty a vlhkost.
- Nevystavujte hodinky extrémním teplotám, delšímu přímému slunečnímu záření nebo silným magnetickým polím.
- Keep the watch away from solvents, detergents, perfumes, and cosmetics, as these can damage the resin materials.
Výměna baterie
When the battery needs replacement, it is highly recommended to take your watch to an authorized Casio service center or a reputable watch repair shop. This ensures that the watch is properly sealed and its water resistance is maintained after battery replacement.
Water Resistance Checks
To maintain the water resistance of your watch, it is advisable to have it inspected periodically (e.g., every 2-3 years) by an authorized service center, especially if it is frequently exposed to water.
Odstraňování problémů
| Problém | Možná příčina | Řešení |
|---|---|---|
| Watch hands do not move or move irregularly. | Slabá baterie. | Vyměňte baterii. Poraďte se s profesionálním hodinářským technikem. |
| Čas je nesprávný. | Time not set correctly; watch has stopped and restarted. | Znovu nastavte čas podle pokynů v části „Nastavení času“. |
| Datum se mění v poledne místo v půlnoci. | Nastavení AM/PM je nesprávné. | Posuň čas o 12 hodin dopředu. |
| Ručičky chronografu se nevynulují. | Nesprávné nastavení ručiček chronografu. | Consult the full Casio module manual for chronograph hand adjustment procedures, or contact customer support. |
| Vlhkost uvnitř hodinek. | Crown or buttons operated underwater; seals compromised. | Hodinky ihned odneste do autorizovaného servisního střediska na kontrolu a opravu, abyste předešli dalšímu poškození. |
Specifikace
| Název modelu | MWA-300H |
| Typ zobrazení | Analogový |
| Typ pohybu | Křemen |
| Hloubka vodotěsnosti | 100 metrů (330 stop) |
| Další funkce | Chronograf, datumovka, luminiscenční ručičky |
| Zdroj napájení | Battery Powered (1 x LR44 included) |
| Materiál pouzdra | Pryskyřice |
| Materiál pásku | Pryskyřice |
| Křišťálový materiál | Pryskyřice |
| Průměr pouzdra | 50.9 milimetrů |
| Tloušťka pouzdra | 14.3 milimetrů |
| Šířka pásma | 22 milimetrů |
| Typ spony | Přezka |
Záruka a podpora
Omezená záruka
Your Casio MWA-300H watch comes with a limited warranty. Please refer to the warranty card included with your purchase for specific terms, conditions, and duration of coverage. The warranty typically covers manufacturing defects under normal use.
Zákaznická podpora
For further assistance, technical support, or warranty claims, please contact Casio customer service. You can find contact information on the official Casio webwebu nebo v dokumentaci dodané s hodinkami.
For more detailed information, including specific module operations or advanced settings, please visit the official Casio support website or refer to the full module manual for your watch.