Use the Start/Stop (D) button to increase the flashing digits. To reset the seconds to zero, press D while they are flashing.
Press when the timer is paused to reset it back to its starting time. 3. Stopwatch Mode Press Start/Stop (D) to start the stopwatch. Press Start/Stop (D) again to pause the stopwatch.
If your specific module number differs, please consult the official Casio Manuals Directory and type in the 4-digit module code found on the metal backplate of your watch.
What is the specific engraved on the back plate of your watch so that we can verify the exact button assignments? Watch Manuals | CASIO