Use the procedure below to enable or disable the tone that sounds when you press a button.

1.Enter the Timekeeping Mode.

Navigating Between Modes

2.Hold down (A) for at least two seconds until the name of the currently selected Home City is displayed.

3.Press (D) 11 times.

This causes [KEY♪] or [MUTE] to flash on the display.

4.Press (E) to select [KEY♪] or [MUTE].

[KEY♪]: Operation tone enabled.

[MUTE]: Operation tone muted.

5.Press (A) to exit the setting screen.