Press to save changes and return to the normal time screen. How to Turn the Alarm On/Off
Like any machine, the Nako Na-617a may encounter some issues during use. Here are some troubleshooting tips to help you resolve common problems:
If sensor readings appear inaccurate, perform a zero-point calibration.
| Firmware v3.1 | © 2025 Nako Industries Nako Na-617a User Manual
Press to adjust the hours. Crucial Tip: Pay close attention to the indicator format. Continuing to advance hours will cycle through AM , PM , and 24-Hour (Military) display types. Press S (Lap) to cycle over to the Date and Month settings.
Congratulations on purchasing the Nako Na-617a! This user manual is designed to help you understand and operate your new device safely and efficiently.
Press S (Lap) to cycle through the settings in this order: Minutes → Hours → Day → Month → Weekday . Press to save changes and return to the normal time screen
Press M one more time to move to the minutes. Use S to set the correct minute. 4. Saving and Exiting
Whether timing laps or exercising, the stopwatch mode is easily accessible:
Resets the stopwatch, records split times, and selects which digit to edit during setup. Operating Modes 1. Normal Time Mode (Standard Display) | Firmware v3
Press R . The hours will flash. Use S to advance them. Continuing to cycle through hours will toggle between 12-hour and 24-hour display modes.
The Nako Na-617a comes with a one-year warranty and dedicated customer support. If you encounter any issues or have questions about the machine, you can contact the manufacturer's customer support team for assistance.