Zavedení
This manual provides detailed instructions for the setup, operation, and maintenance of your MARATHON Atomic Desk Clock. This clock features an easy-to-read display, atomic time synchronization, indoor temperature and humidity readings, and a unique heat and comfort index. It also includes an alarm with a snooze function and a button-activated backlight.

Image: The MARATHON Atomic Desk Clock placed on a wooden desk next to two potted plants, illustrating its compact size and display features.
Klíčové vlastnosti
- Atomová synchronizace času: Automatically sets and adjusts time using radio frequencies from NIST’s Colorado Atomic Clock (North America only).
- Large, Legible Display: A 5.2-inch display for clear visibility of time, date, temperature, and humidity.
- Více režimů zobrazení: Shows time, day, date, indoor temperature, and humidity.
- Heat & Comfort Index: Graphic display indicating how current conditions compare to ideal comfort levels.
- Budík s odložením: Features a progressive alarm and a conveniently located snooze button.
- Podsvícení: Button-activated amber backlight for low-light viewIng.

Image: A visual summary of the clock's features: self-setting, easy-to-use alarm with snooze, and sleek design.
Nastavení
1. Instalace baterie
- Najděte přihrádku na baterie na zadní straně hodin.
- Otevřete kryt bateriového prostoru.
- Insert two (2) AA batteries, ensuring correct polarity (+ and -).
- Bezpečně zavřete kryt bateriového prostoru.
2. Počáteční synchronizace atomového času
Upon battery installation, the clock will automatically attempt to synchronize with the NIST atomic clock signal. This process may take several minutes to several hours depending on your location and environmental conditions.
- Place the clock near a window, preferably facing west towards Fort Collins, Colorado, for optimal signal reception.
- Neumísťujte hodiny do blízkosti elektronických zařízení, která by mohla způsobovat rušení.
- The signal strength indicator (often a tower icon with waves) on the display will show the reception status. A solid icon indicates successful synchronization.

Obrázek: Přední strana view of the MARATHON Atomic Desk Clock displaying time, date, temperature, humidity, and heat index, including the atomic signal indicator.
Návod k obsluze
1. Zobrazení času a data
The clock automatically displays the current time (12 or 24-hour format), month, date, and day of the week once synchronized.
2. Nastavení časového pásma
The clock allows selection of various North American time zones (Pacific, Mountain, Central, Eastern, Atlantic, Newfoundland) and includes a Daylight Saving Time (DST) indicator.
- Refer to the specific buttons on the back or side of your clock (e.g., 'TIME ZONE' or 'SET') to cycle through available time zones.
- Ensure the DST indicator is correctly set for your region if applicable.

Image: The MARATHON Atomic Desk Clock display showing time, date, temperature, and humidity, with indicators for PST (Pacific Standard Time) and DST (Daylight Saving Time).
3. Alarm and Snooze Function
- Nastavení budíku: Press the 'ALARM SET' button (location may vary) to enter alarm setting mode. Use the '+' or '-' buttons to adjust the desired alarm time. Press 'ALARM SET' again to confirm.
- Aktivace/deaktivace alarmu: Use the 'ALARM ON/OFF' switch or button to enable or disable the alarm. An alarm icon will appear on the display when active.
- Funkce odložení: When the alarm sounds, press the large 'SNOOZE' button (typically on top of the clock) to temporarily silence the alarm. The alarm will sound again after approximately 5-10 minutes.
4. Zobrazení teploty a vlhkosti
The clock continuously monitors and displays indoor temperature (in °F or °C) and relative humidity.
- To switch between Fahrenheit and Celsius, locate the °F/°C button, usually on the back or side of the unit.
5. Heat and Comfort Index
This feature provides a visual indication of indoor comfort based on temperature and humidity levels.
- Use the 'HEAT INDEX / COMFORT INDEX' button (located on the front bottom of the clock) to toggle between these two display modes.
- The graphic display will adjust to show levels such as 'CAUTION', 'EXTREME CAUTION', 'DANGER', or 'EXTREME DANGER' for the Heat Index, or a comfort level for the Comfort Index.

Image: The MARATHON Atomic Desk Clock positioned on a bathroom counter, displaying the Heat & Comfort Index feature.
6. Backlight Activation
- Press the 'LIGHT' or 'SNOOZE/LIGHT' button (typically on top of the clock) to activate the amber backlight for a few seconds.
- The backlight is designed for temporary illumination and does not remain on continuously to conserve battery life.

Image: A close-up of the clock's digital display, highlighting the time, day of the week, temperature, and humidity readings.
Údržba
- Čištění: Wipe the clock with a soft, dry cloth. Do not use abrasive cleaners or solvents, as these may damage the display or casing.
- Výměna baterie: Replace batteries when the display becomes dim or unresponsive. Always replace with fresh AA batteries, ensuring correct polarity.
- Skladování: Pokud hodiny skladujete delší dobu, vyjměte baterie, abyste zabránili vytečení.
Odstraňování problémů
| Problém | Možná příčina | Řešení |
|---|---|---|
| Clock not synchronizing with atomic signal. | Poor signal reception due to location or interference. | Move the clock to a window, preferably facing west. Keep away from electronic devices. Allow up to 24 hours for synchronization. |
| Displej je tmavý nebo prázdný. | Slabé nebo vybité baterie. | Replace with fresh AA batteries. Ensure correct polarity. |
| Alarm nezní. | Budík není aktivovaný nebo je nesprávně nastavený. | Ensure the alarm is set and the alarm icon is visible on the display. Check alarm volume settings if available. |
| Incorrect time zone displayed. | Time zone setting is incorrect. | Manually adjust the time zone using the dedicated button on the clock. |
Specifikace
| Funkce | Detail |
|---|---|
| Číslo modelu | B017KNVV48 |
| Typ zobrazení | Digitální |
| Barva | Černý |
| Hmotnost položky | 0.27 kg |
| Zdroj napájení | 2 x AA Batteries (not explicitly stated as included, but often are) |
| Speciální funkce | Switch between Heat Index and Comfort Index |
| Výrobce | MARATHON |
| Datum první dostupnosti | 28. dubna 2016 |

Image: The MARATHON Atomic Desk Clock with overlaid dimensions, showing it measures 3.7 inches (9.4 cm) in both width and height.
Záruka a podpora
This MARATHON Atomic Desk Clock comes with a 2-letá záruka od data nákupu.
For technical support, warranty claims, or further assistance, please contact MARATHON customer service. Refer to the product packaging or the official MARATHON webstránky s aktuálními kontaktními informacemi.





