Marathon Atomic Alarm Clock User Manual

Features

Time

12/24 hour time display selectable
Daily Alarm function ?
Radio Controlled on/off function ?
Eight time zone selectable
DST on/off function ☀️

Temperature

Measurable range: -9.9°C ~ +60°C (14.1°F ~ 140°F)
Measures °C / °F user selectable ?️

What's in the box

Atomic Alarm Clock Front LCD Screen

A1: Radio control icon ?
A2: Time/Year
A3: Time Zone
A4: Alarm time ?
A5: Day of week
A6: Temperature ?️

[Diagram of LCD screen with labels A1-A6]

Atomic Alarm Clock Backing

The backing of the clock features the following controls:

B1: SNOOZE/LIGHT button ?
B2: ALARM ON/OFF slide switch
B3: ✔️ button
B4: ➖ button
B5: ➕ button
B6: ? button
B7: RESET button ⚙️
B8: °C/°F button ?️
B9: DST ON/OFF slide switch ☀️
B10: RCC ON/OFF slide switch ?
B11: Battery compartment ?

[Diagram of clock backing with labels B1-B11]

Getting Started

Open battery door.
Insert 2 AAA size batteries observing the polarity marks [ + and – ].
Replace battery compartment cover.
The unit can be placed onto any flat surface and is ready for use now.

Time and Alarm Setting

Radio Control Icon Status

Icon Turns On: Indicates signal has been received ?
Icon Flashes: Indicates it is receiving WWVB signal
Icon Disappears: Indicates signal has failed

Radio Controlled Clock (RCC)

Slide the RCC ON/OFF switch to turn on or turn off the radio control function.

When the RC function is ON: After startup or reset, the radio control icon ? will flash on the LCD, indicating the clock is automatically synchronizing with the WWVB radio wave signal.
The clock will automatically synchronize with the radio wave signal at 3:00 AM every day to maintain accurate timing. If reception fails, the ? icon will disappear from the LCD.
The clock can be set to scan the time signal manually by holding the ✔️ button for 2 seconds.
To stop synchronizing with the WWVB radio wave signal, hold the ✔️ button for 2 seconds.

NOTE: Please allow up to 72 hours (3 nights) for the clock to synchronize with the WWVB signals.

For information about WWVB visit: www.nist.gov/pml/div688/grp40/wwvb.cfm

Daylight Saving Time (DST)

To turn ON Daylight Savings Time: Both the DST ☀️ switch and the RCC ? switch must be turned on.
When Daylight Savings Time is ON, the LCD will display the ☀️ icon.
To Turn OFF Daylight Savings Time: Slide the DST switch to OFF to turn off DST function.

DST Note

If you live in an area that does not recognize DST (Arizona and parts of Hawaii), you must slide the DST switch to OFF.

Manual Time Setting

When in "time display" mode (the standard viewing mode):

Press the ✔️ button to view the year.
Hold the ✔️ button for 2 seconds to enter the Clock/Calendar setting mode.
Press the ➕ or ➖ button to adjust the settings.
Press the ✔️ button again to confirm each setting.

NOTE: Holding the ➕ or ➖ button will speed up the time setting.

Setting Sequence

The setting sequence is shown as follows:

Press = Time Zone
2 Presses = 12/24 Hour
3 Presses = Hour
4 Presses = Minute
5 Presses = Second
6 Presses = Day of Week - Language
7 Presses = Year
8 Presses = Month/Date Sequence
9 Presses = Month
10 Presses = Date

There are 3 selectable languages for the days of the week: English (ENG), French (FRE), Spanish (ESP).

Notes on Settings

All setting modes will automatically exit in 15 seconds without any adjustment.
Seconds can only be adjusted to 0.
If the "day of the week" is incorrect, please double check the "year" entered.
When the time is in 12-hour format: 8:00 indicates 8 o'clock in the morning. 10:00 indicates 10 o'clock at night.

Time Zones

There are 8 time zones selectable:

Eastern - EST
Atlantic - AST
Newfoundland - NST
Hawaii - HST
Alaskan - AKST
Pacific - PST
Mountain - MST
Central - CST

Daily Alarm Setting

Press the ? button to toggle the display between ALARM TIME and DATE.
Setting the alarm:
- Hold the ? button for 2 seconds.
- The alarm time will flash.
- Press ➕ or ➖ button to adjust the alarm time.
- Press ? button to confirm the setting.

NOTE: Holding the ➕ or ➖ button will speed up the setting.

Snooze Alarm Function

Slide the ALARM ON/OFF switch to ON to activate the alarm function. Slide ALARM ON/OFF switch to OFF to deactivate the alarm function.

The Alarm icon ? is displayed on the LCD when the alarm is turned on.
The alarm icon ? will flash when the alarm sounds.
Pressing the SNOOZE/LIGHT button ? will delay the alarm for around 5 minutes (the ? will continue to flash on the LCD). After 5 minutes, the alarm will sound again. This snooze function can be enabled for up to 7 times.
Press any button other than the SNOOZE/LIGHT button ? to stop the alarm. Otherwise, the alarm will continue for 2 minutes before stopping automatically.

Thermometer

[Diagram of thermometer display showing 23.5°C]

Press the °C/°F button ?️ to switch between Celsius and Fahrenheit.

Temperature Range Display

If the temperature is out of the measurable range, the LCD will display:
- LL.L = Temperature is below the minimum temperature.
- HH.H = Temperature is above the maximum temperature.

NOTE: When the temperature is over 50°C (or 123°F), the LCD might not be able to display the functions properly.

Backlight

Pressing the SNOOZE/LIGHT button ? will turn on the backlight for 5 seconds.

Caution

The clock will lose the time when the batteries are removed.
If the clock is not working properly, press the reset button ⚙️ with a pin.
Do not expose the clock to direct sunlight, wet areas, or extreme heat, cold, or humidity.
Never clean the device using abrasive or corrosive materials or products as they may scratch the plastic and/or corrode electronic circuits.

Troubleshooting

If the clock does not receive a signal ?, please try the following:

Install a new fresh set of batteries (this will help boost the signal faster).
Place your clock near a window.
Your clock should be at least six feet away from any electrical appliances such as TVs or computers which can cause signal interference.
Bad weather and electrical storms during the night may interfere with the WWVB signal.

Manufacturer Information

Marathon Watch Company Ltd.

Customer Service: / Service Clients : / Servicio al cliente: www.MarathonWatch.com

Designed in Canada ? / Conçu au Canada / Diseñado en Canadá

Made in China / Fabriqué en Chine / Hecho en China

Warranty

2 year warranty / Garantie de 2 ans / 2 años de garantía

	Marathon CL030062-FD Atomic Digital Wall Clock User Manual Comprehensive user manual for the Marathon CL030062-FD Slim Jumbo Atomic Full Calendar Digital Wall Clock, detailing features, setup, operation, and warranty.
	Marathon CL030062 Slim Jumbo Atomic Digital Clock User Manual User manual for the Marathon CL030062 Slim Jumbo Atomic Digital Clock, detailing features, specifications, setup, operation, and safety precautions.
	Marathon Radio-Controlled Wall Clock Instruction Manual Comprehensive guide to setting up and operating the Marathon radio-controlled wall clock, covering features, battery installation, time zone selection, signal reception, manual setting, troubleshooting, and product care. Includes details on WWVB and DCF time signals.
	Marathon Jumbo LCD Wall Clock CL030025 Instruction Manual Comprehensive instruction manual for the Marathon Jumbo LCD Wall Clock (Model CL030025). Learn how to set up, use features like radio-controlled time and thermometer, troubleshoot issues, and care for your device. Includes disposal information and environmental reception guidance.
	Marathon Clocks: Digital, Atomic, and Alarm Models \| Tenaquip Discover a wide selection of Marathon clocks, including digital, atomic, LED, and analog alarm clocks. Features include temperature display, multiple languages, and USB charging. Ideal for home and office.
	Marathon Slim Jumbo Atomic Digital Wall Clock with Indoor/Outdoor Temperature - User Manual Comprehensive user manual for the Marathon Slim Jumbo Atomic Digital Wall Clock, detailing setup, features, and specifications for indoor and outdoor temperature monitoring. Includes instructions in English, French, and Spanish.
	Marathon Wall Clock with Moon Phase User Manual User manual for the Marathon Wall Clock with Moon Phase, detailing setup, features like alarms, temperature, moon phases, and multilingual support. Includes operating instructions and precautions.
	Marathon CL030027 Atomic Wall Clock Instruction Manual Comprehensive instruction manual for the Marathon CL030027 series Atomic Wall Clock, detailing setup, operation, troubleshooting, and specifications for indoor/outdoor temperature monitoring and accurate timekeeping.