MARATHON Adanac 4000 Digital Stopwatch Timer User Manual

1. Overview

The MARATHON Adanac 4000 Digital Stopwatch Timer is a high-precision timing instrument designed for various activities requiring accurate time measurement. It features a large display, split-time functionality, and includes time, calendar, and alarm functions. Built to be water, dust, and shock resistant, it is suitable for demanding environments. A 46-inch lanyard is included for convenient portability.

Figure 1: MARATHON Adanac 4000 Digital Stopwatch Timer.

2. Setup

2.1. Initial Power On

The stopwatch is typically ready for use upon removal from its packaging. If the display is blank, ensure the battery is correctly installed. Some models may have a protective tab to pull before first use.

2.2. Setting Time and Date

To set the time and date:

1. Press the MODE button to cycle through the display modes until the Time/Calendar display is shown.
2. Press and hold the RESET button until the time digits begin to flash.
3. Use the START/STOP button to adjust the flashing digit (hours, minutes, seconds, month, date, day).
4. Press the RESET button to move to the next setting.
5. Once all settings are adjusted, press the MODE button to exit the setting mode.

2.3. Battery Installation/Replacement

The MARATHON Adanac 4000 requires 1 Lithium Metal battery (LR44 type). When the display becomes dim or unresponsive, the battery may need replacement.

1. Locate the battery compartment on the back of the stopwatch.
2. Carefully remove the small screws securing the battery cover using a precision screwdriver.
3. Remove the old LR44 battery.
4. Insert a new LR44 battery, ensuring correct polarity (+/-).
5. Replace the battery cover and secure it with the screws.

3. Operating Modes

3.1. Stopwatch Mode

This mode is used for timing events with 1/100th second precision.

1. Press the MODE button until the stopwatch display (00:00:00) is shown.
2. Press START/STOP to begin timing.
3. To record a split time (lap time) while total timing continues, press SPLIT/RESET. The display will momentarily show the split time.
4. To resume displaying the running total time, press SPLIT/RESET again.
5. To pause the stopwatch, press START/STOP.
6. To resume from a paused state, press START/STOP.
7. To reset the stopwatch to zero, ensure it is stopped, then press SPLIT/RESET.

Figure 2: Stopwatch in use, showing the easy-to-read display.

3.2. Time and Calendar Display

This mode displays the current hour, minute, seconds, month, date, and day of the week.

1. Press the MODE button to cycle to the Time/Calendar display.
2. Refer to Section 2.2 for instructions on how to set the time and date.

Figure 3: Dynamic display showing time and calendar.

3.3. Alarm Function

The stopwatch includes an alarm function. To set and activate the alarm:

1. From the Time/Calendar display, press the MODE button to enter Alarm setting mode (indicated by an alarm icon).
2. Press and hold RESET until the hour digits flash.
3. Use START/STOP to adjust the hour. Press RESET to move to minutes.
4. Use START/STOP to adjust the minutes.
5. Press MODE to exit alarm setting.
6. To toggle the alarm ON/OFF, press START/STOP while in the Alarm display mode. An alarm icon will appear/disappear to indicate its status.

4. Maintenance

4.1. Cleaning

To clean the stopwatch, wipe it with a soft, damp cloth. Avoid using harsh chemicals or abrasive cleaners, as these can damage the casing or display.

4.2. Water Resistance

The MARATHON Adanac 4000 is designed to be water resistant. However, it is not intended for prolonged submersion or use during diving. Ensure all buttons are not pressed while the stopwatch is wet to maintain water resistance integrity.

4.3. Storage

Store the stopwatch in a cool, dry place away from direct sunlight and extreme temperatures to prolong its lifespan.

5. Troubleshooting

• Blank Display: If the display is blank, check the battery. Replace the LR44 battery if necessary (refer to Section 2.3).
• Incorrect Time/Date: Reset and adjust the time and date settings (refer to Section 2.2).
• Buttons Unresponsive: Ensure the stopwatch is not in a locked mode (if applicable, though this model typically does not have a lock function). If issues persist after battery replacement, contact customer support.
• Inaccurate Timing: The stopwatch is laser-tuned for 1/100th second accuracy. If you suspect inaccuracy, ensure proper operation according to the instructions.

6. Specifications

7. Brand History and Craftsmanship

MARATHON has a rich history in manufacturing precision timing instruments. Since 1941, the company has been producing watches for the Allied Forces, continuing a tradition of military-grade durability and Swiss engineering.

8. Warranty and Support

The MARATHON Adanac 4000 Digital Stopwatch Timer is backed by MARATHON's commitment to quality. For specific warranty details, product support, or service inquiries, please refer to the official MARATHON website or contact their customer service department. Keep your proof of purchase for any warranty claims.