Setting The Time/Date; Switching Between 12-Hour And 24-Hour Timekeeping - Casio 3459 Operation Manual

1.
Hold down (A) for about two seconds until
[HT] flashes.
Home City
2.
Use (D) and (B) to change the Home City
setting.
For details refer to the information
●
below.
City Table
l
3.
Press (C).
4.
Use (D) to select a summer time setting.
Each press of (D) cycles through available
settings in the sequence shown below.
[AUTO]
●
The watch switches between standard
time and summer time automatically.
[OFF]
●
The watch always indicates standard
time.
[ON]
●
The watch always indicates summer
time.
5.
Press (A) to exit the setting screen.

Setting the Time/Date

1.
Hold down (A) for about two seconds until
[HT] flashes.
2.
Keep pressing (C) until the setting you
want to change is flashing.
Each press of (C) moves the flashing to
●
the next setting in the sequence shown
below.
Operation Guide 3459
Home City
12/24-hour timekeeping
Date display format
Day of the week language
Operation tone enable/disable
Illumination duration
Power Saving
3.
Configure the date and time settings.
To reset the seconds to 00: Press (D).
●
1 is added to the minutes when the
current count is between 30 and 59
seconds.
Use (D) and (B) to change the other
●
settings.
4.
Repeat steps 2 and 3 to configure the
other settings.
5.
Press (A) to exit the setting screen.
Summer time
Seconds
Hours
Minutes
Year
Month
Day
Auto adjust
Switching between 12-hour
and 24-hour Timekeeping
You can specify either 12-hour format or 24-
hour format for the time display.
1.
Hold down (A) for about two seconds until
[HT] flashes.
2.
Press (C) eight times.
This causes [12H] or [24H] to flash on the
display.
3.
Press (D) to toggle the setting between
[12H] (12-hour timekeeping) or [24H] (24-
hour timekeeping).
12-hour timekeeping 24-hour timekeeping
4.
Press (A) to exit the setting screen.
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