3. Press (C) eight times.
This causes [12H] or [24H] to flash on the
display.
4. Press (D) to toggle the setting between
[12H] (12-hour timekeeping) and [24H]
(24-hour timekeeping).
24-hour timekeeping12-hour timekeeping
5. Press (A) to complete the setting
operation.
Note
●
While the setting is being configured,
the watch will exit the setting operation
automatically after about two or three
minutes of non-operation.
Using the Watch in a Medical
Facility or Aircraft
Whenever you are in a hospital, on an aircraft,
or in any other location where auto time
calibration signal receive or connection with a
phone may cause problems, you can perform
the procedure below to disable such
operations. To re-enable auto time
adjustment, perform the same operation
again.
1. Enter the Timekeeping Mode.
l
Navigating Between Modes
2. Hold down (A) for at least two seconds.
Release the button when the name of the
currently selected Home City appears on
the display.
3. Press (C) 13 times.
This displays [RECEIVING].
4. Press (D) to toggle between the auto time
adjustment settings.
[OFF]: Auto time adjustment disabled.
[On]: Enable auto time adjustment.
5. Press (A) to complete the setting
operation.
World Time
You can view the current time in 39 cities (39
time zones), and UTC (Coordinated Universal
Time) time.
Using CASIO WATCHES to
Configure World Time City
Settings
If the watch is paired with a phone, you can
also use the CASIO WATCHES phone app to
set the World Time city.
l
Configuring World Time Settings
Note
●
World Time cities that can be selected
only by using the CASIO WATCHES
phone app cannot be selected using
watch operations.
Watch Operation Guide 3539
16