This device operates on a standard, long-lasting LR1130 / AG10 button cell battery .
Hold down the START button.
Experienced users have discovered several undocumented features that are now included in revised editions of the : Nako Na-617a User Manual
: Press the D button continuously until the correct minutes value is reached.
Press once more to save your settings and return to the main clock display. 3. Setting the Daily Alarm To set or change the alarm time: Press M twice to enter Alarm mode (the hour will flash). Press D to change the hour. Press S to switch to minutes, then press D to change them. Press M to exit and save. 4. Enabling/Disabling the Alarm and Hourly Chime While in the normal time display: Check Alarm Time: Hold S . This device operates on a standard, long-lasting LR1130
Press once to enter the stopwatch screen (0:00:00). Press D (Start) to begin timing. Press D again to stop or pause.
Secure the back cover and re-tighten the screws. Your clock will reset, and you will need to re-program the time using the instructions above. Troubleshooting Common Issues Press once more to save your settings and
The device features three primary buttons located at the top of the stopwatch. Understanding these buttons is essential for navigating the system:
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