Timex TW5M15900

Timex Men's Ironman Triathlon Rugged 30 Watch User Manual

Brand: Timex | Model: TW5M15900

1. Product Overview

The Timex Ironman Triathlon Rugged 30 watch is designed for durability and functionality, offering essential features for active individuals. It combines a robust design with practical timekeeping and training tools.

Key features include:

  • Adjustable black 20mm resin strap, fitting up to an 8-inch wrist circumference.
  • 100-hour chronograph with 30-lap memory for tracking performance.
  • 24-hour countdown timer for various activities.
  • Three daily, weekday, or weekend alarms for reminders.
  • 24-hour military time mode and two time zones for convenience.
  • Day, date, and month calendar display.
  • Black 44mm resin case with an acrylic lens and black digital display.
  • Indiglo light-up watch dial for low-light visibility.
  • Water resistance up to 100 meters (330 feet), suitable for swimming and snorkeling, but not diving.
Timex Ironman Triathlon Rugged 30 Watch, front view

Figure 1: Front view of the Timex Ironman Triathlon Rugged 30 Watch.

2. Setup

2.1 Initial Time and Date Setting

To set the time and date on your Timex Ironman watch, locate the "SET" button, typically on the left side of the watch. Press and hold this button until the display begins to flash, indicating that it is in setting mode. Use the "MODE" or "START/SPLIT" buttons to cycle through the different settings (hours, minutes, seconds, month, day, year) and the "RESET" or "INDIGLO" buttons to adjust the values. Press "SET" again to confirm each setting and exit the setting mode.

2.2 Wearing the Watch

Adjust the resin strap to ensure a comfortable and secure fit on your wrist. The strap is designed to fit wrist circumferences up to 8 inches. Ensure the watch is not too tight to allow for proper circulation, but snug enough to prevent excessive movement during activity.

Timex Ironman Triathlon Rugged 30 Watch on a wrist

Figure 2: The Timex Ironman Triathlon Rugged 30 Watch worn on a wrist.

3. Operating Instructions

3.1 Chronograph (Stopwatch)

To access the chronograph mode, press the "MODE" button until "CHRONO" or a stopwatch icon appears on the display. Press "START/SPLIT" to begin timing. Press "START/SPLIT" again to record a lap time without stopping the main timer. Press "STOP" to pause the chronograph. Press "RESET" to clear the chronograph to zero. The watch features a 100-hour chronograph with 30-lap memory.

3.2 Countdown Timer

Navigate to the timer mode by pressing the "MODE" button. To set the countdown time, press and hold "SET" until the digits flash. Use "START/SPLIT" and "RESET" to adjust the hours, minutes, and seconds. Press "SET" to confirm. Press "START/SPLIT" to begin the countdown. An audible alarm will sound when the timer reaches zero.

3.3 Alarms

The watch supports three independent alarms. Press "MODE" to cycle to the alarm setting. Use "SET" to select and adjust the alarm time. You can typically set alarms for daily, weekday, or weekend activation. Once set, ensure the alarm is activated (indicated by an alarm icon on the display). The alarm will sound at the set time.

3.4 Time Zones

Your watch can display time in two different time zones. Use the "MODE" button to switch between time zone displays. To set the second time zone, refer to the detailed instructions in the full user manual, typically involving the "SET" button in time mode.

3.5 Indiglo Night-Light

To illuminate the watch dial in low-light conditions, press the "INDIGLO" button, usually located on the top right of the watch case. The light will remain on for a few seconds, providing clear visibility of the digital display.

4. Maintenance

4.1 Water Resistance

This watch is water resistant to 100 meters (330 feet). This rating means it is suitable for recreational swimming and snorkeling. It is not recommended for scuba diving or high-impact water sports. Avoid pressing buttons underwater to prevent water ingress.

4.2 Battery Replacement

The watch uses 1 Lithium Metal battery (included). When the display dims or functions become erratic, it may be time to replace the battery. It is recommended to have battery replacement performed by a qualified watch technician to ensure proper sealing and maintain water resistance.

5. Troubleshooting

  • Display is blank or dim: Check battery level. If low, replace the battery. Ensure the watch is not exposed to extreme temperatures.
  • Buttons are unresponsive: Try a soft reset by pressing all buttons simultaneously for a few seconds (if applicable to your model, consult full manual). If issues persist, the watch may require servicing.
  • Time is inaccurate: Re-set the time and date as per Section 2.1. If the time continues to drift significantly, the internal mechanism may be faulty, or the battery is very low.
  • Water inside the watch: If condensation or water droplets appear under the crystal, immediately take the watch to a qualified service center. Do not attempt to dry it yourself, as this can cause further damage.

6. Specifications

FeatureDetail
Product Dimensions1.57 x 3.94 x 2.36 inches
Item Weight1.6 ounces
Model NumberTW5M15900
DepartmentMen's
Batteries1 Lithium Metal battery (included)
ManufacturerTimex
ASINB072P1SKB7
MaterialResin
Water Resistance100m (330ft)
Timex Ironman Triathlon Rugged 30 Watch packaging box

Figure 3: Product packaging for the Timex Ironman Triathlon Rugged 30 Watch.

7. Warranty and Support

Timex watches typically come with a limited warranty covering manufacturing defects. Please refer to the warranty card included with your purchase for specific terms and conditions, or visit the official Timex website for detailed warranty information.

For further assistance, technical support, or to view the complete user manual, please visit the official Timex support page or refer to the PDF manual available online:

Download Official User Manual (PDF)

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