How can the hourly beep be turned off on the Casio digital watch?
CAUTION: Electrical Device. Read the safety instructions!
Press the lower left button. The Casio sports watch displays the currently set alarm time.
Press the lower right button. This switches the hourly beep off. It will also switch the alarm on and off.
Press again the lower left button to exit the menu and save the changes. – Now you are all set.
It is unfortunately not possible to switch off the beep sound on the Casio sports watch, which sounds each time pressing any of the buttons.