Operation Guide 3502
E-9
Alarms
You can set up to five independent multi-function alarms
with hour, minutes, month, and day. When an alarm is
turned on, the alarm tone sounds when the alarm time is
reached. One of the alarms has a snooze feature.
You can also turn on an Hourly Time Signal that causes
the watch to beep every hour on the hour.
x There are five alarms numbered 1 through 5. The
Hourly Time Signal screen is indicated by :00.
x All of the operations in this section are performed
in the Alarm Mode, which you enter by pressing C
(page E-4).
Alarm date
(Month – Day)
Alarm time
(Hour : Minutes)
Alarm number
E-8
To toggle between 12-hour and 24-hour timekeeping
In the Timekeeping Mode, press D to toggle between 12-hour timekeeping and
24-hour timekeeping.
x With the 12-hour format, the P (PM) indicator appears to the left of the hour
digits for times in the range of noon to 11:59 p.m. and no indicator appears to
the left of the hour digits for times in the range of midnight to 11:59 a.m.
x With the 24-hour format, times are displayed in the range of 0:00 to 23:59,
without any indicator.
x The 12-hour/24-hour timekeeping format you select in the Timekeeping Mode is
applied in all other modes.
E-7
3. When the setting you want to change is flashing, press D to change it as
described below.
To change this setting Perform this button operation
Seconds
Press D to reset to 00.
Hour, Minutes, Year, Month, Day
Press D to increase the setting.
x Pressing D while the seconds are in the range of 30 to 59 resets them to 00
and adds 1 to the minutes. In the range of 00 to 29, the minutes are unchanged.
4. Press A to exit the setting screen.
x The day of the week is automatically displayed in accordance with the date
(year, month, and day) settings.
x The year can be set in the range of 2000 to 2099.
x The watch’s built-in full automatic calendar automatically makes allowances for
different month lengths and leap years. Once you set the date, there should be
no reason to change it except after you have the watch’s battery replaced.
E-6
Timekeeping
Use the Timekeeping Mode to set and view the current
time and date.
To set the time and date
1. In the Timekeeping Mode, hold down A until the
seconds start to flash, which indicates the setting
screen.
2. Press C to move the flashing in the sequence shown
below to select other settings.
CC
C
Seconds Hour Minutes
Day YearMonth
CC
C
Hour : Minutes
Seconds
Month – Day
Day of week
PM indicator
E-5
Countdown Timer
Mode
CC
C
Stopwatch Mode Dual Time Mode
x In any mode, hold down C for about one second to return to the Timekeeping
Mode.
E-4
General Guide
x Press C to change from mode to mode.
x In any mode, press B to illuminate the display.
Timekeeping Mode Alarm Mode
C
C
E-3
To set the Dual Time .............................................................................................E-21
To turn on the backlight .......................................................................................E-22
E-2
Procedure Lookup
The following is a handy reference list of all the operational procedures contained in
this manual.
To set the time and date ......................................................................................... E-6
To toggle between 12-hour and 24-hour timekeeping ........................................E-8
To set an alarm time .............................................................................................E-11
To test the alarm ...................................................................................................E-13
To turn Alarms 2 through 5 and the Hourly Time Signal on and off .................E-14
To select the operation of Alarm 1 ......................................................................E-15
To use the countdown timer ................................................................................ E-16
To set the countdown start time .........................................................................E-17
To turn auto-repeat on and off ............................................................................E-18
To measure times with the stopwatch ................................................................E-20
E-1
Contents
General Guide .......................................................................................................... E-4
Timekeeping ............................................................................................................E-6
Alarms.......................................................................................................................E-9
Countdown Timer .................................................................................................. E-16
Stopwatch .............................................................................................................. E-19
Dual Time ...............................................................................................................E-21
Backlight ................................................................................................................E-22
Reference ............................................................................................................... E-23
Specifications ........................................................................................................E-25
Operating Precautions .......................................................................................... E-27
User Maintenance .................................................................................................E-37
E
About This Manual
x Depending on the model of your watch, display text
appears either as dark figures on a light background, or
light figures on a dark background. All sample displays
in this manual are shown using dark figures on a light
background.
x Button operations are indicated using the letters shown
in the illustration.
x Each section of this manual provides you with the
information you need to perform operations in each
mode. Further details and technical information can be
found in the “Reference” section.
x To ensure that this watch provides you with the years
of service for which it is designed, carefully read and
follow the instructions under “Operating Precautions”
and “User Maintenance”.
x Be sure to keep all user documentation handy for future
reference.
MA2008-EA
© 2021 CASIO COMPUTER CO., LTD.
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