Casio 5628 User Manual
MA1907-EA
©
2019 CASIO COMPUTER CO., LTD.
Operation Guide 5628
ENGLISH
Congratulations upon your selection of this CASIO watch.
To ensure that this watch provides you with the years of service for which it is
designed, carefully read and follow the instructions in this manual, especially the
information under “Operating Precautions” and “User Maintenance”.
E
Things to check before using the watch
1. Check the Home City and the daylight saving time (DST) setting.
Use the procedure under “To configure Home City settings” (page E-12) to
configure your Home City and daylight saving time settings.
Important!
x Proper World Time Mode data depend on correct Home City, time, and date
settings in the Timekeeping Mode. Make sure you configure these settings
correctly.
2. Set the current time.
x See “Adjusting the Digital Time and Date Settings” (page E-15).
The watch is now ready for use.
E-2
To specify standard time or daylight saving time (DST) for a city . . . . . . . . . . . E-20
Countdown Timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .E-21
To enter the Countdown Timer Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-21
To configure the countdown timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-24
To perform a countdown timer operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-26
To stop the alarm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-26
Using the Stopwatch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .E-27
To enter the Stopwatch Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-27
To perform an elapsed time operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-28
To pause at a split time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-28
To measure two finishes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-28
Using the Alarm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-30
To enter the Alarm Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-30
To set an alarm time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-31
E-4
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 Note that the product illustrations in this manual are
intended for reference only, and so the actual product
may appear somewhat different than depicted by an
illustration.
Contents
About This Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-1
Things to check before using the watch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-2
Mode Reference Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-7
Timekeeping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-11
Configuring Home City Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-12
To configure Home City settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-12
To change the Daylight Saving Time (summer time) setting . . . . . . . . . . . . . . E-14
Adjusting the Digital Time and Date Settings . . . . . . . . . . . . . . . . . . . . . . . . . E-15
To configure the digital time and date settings . . . . . . . . . . . . . . . . . . . . . . . . E-15
Checking the Current Time in a Different Time Zone . . . . . . . . . . . . . . . . . . .E-19
To enter the World Time Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-19
To view the time in another time zone . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-19
To test the alarm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-32
To turn an alarm and the Hourly Time Signal on and off . . . . . . . . . . . . . . . . . E-32
To stop the alarm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-33
Adjusting the Analog Hand Setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .E-34
To adjust the analog time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-34
Illumination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-36
To turn on illumination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-36
To change the illumination duration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-37
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-38
Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-39
Operating Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .E-41
User Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-52
E-1
E-3
E-5
E-6
Selecting a Mode
x Press C to cycle between the modes as shown below.
x In any mode (except when a setting mode, with flashing digits is on the display),
press B to illuminate the display.
Timekeeping Mode
E-8
World Time Mode Countdown Timer Mode
C
C C
Mode Reference Guide
The mode you should select depends on what you want to do.
To do this: Enter this mode: See:
x View the current date in the Home City
x Configure Home City and daylight saving time (DST)
settings
x Configure time and date settings
View the current time in one of 27 cities
(29 time zones) around the globe
Use the countdown timer Countdown Timer Mode E-21
Use the stopwatch to measure elapsed time Stopwatch Mode E-27
Set an alarm time Alarm Mode E-30
Adjust the analog hands Hand Setting Mode E-34
Stopwatch Mode Alarm Mode
C C
Timekeeping Mode E-11
World Time Mode E-19
Hand Setting Mode
C
E-7
E-9
Operation Guide 5628
General Functions (All Modes)
The functions and operations described in this section can be used in all of the
modes.
Auto Return Features
If you leave a setting mode with flashing digits on the display for two or three
minutes without performing any operation, the watch exits the setting mode
automatically.
Initial Screens
When you enter the World Time Mode or Alarm Mode, the data you were viewing
when you last exited the mode appears first.
Scrolling
The B and D buttons are used on the setting mode to scroll through data on the
display. In most cases, holding down these buttons during a scroll operation scrolls
through the data at high speed.
E-10
Configuring Home City Settings
There are two Home City settings: actually selecting the Home City, and selecting
either standard time or daylight saving time (DST).
Seconds
E-12
To change the Daylight Saving Time (summer time) setting
DST indicator
Note
x After configuring Home City and/or Daylight Saving Time
(summer time) settings, be sure to adjust the analog
hands to match the digital settings.
x See “Adjusting the Analog Hand Setting” (page E-34).
To configure Home City settings
1. In the Timekeeping Mode, hold down A for at least
two seconds until the seconds start to flash. This is the
setting mode.
x The watch will exit the setting mode automatically if
you do not perform any operation for about two or
three minutes.
1. In the Timekeeping Mode, hold down A for at least
two seconds until the seconds start to flash. This is the
setting mode.
2. Press C to display the DST setting mode.
3. Press D to toggle between Daylight Saving Time (ON)
and Standard Time (OFF).
4. After the setting is the way you want, press A to
return to the Timekeeping Mode.
x The DST indicator appears to indicate that Daylight
Saving Time is turned on.
Timekeeping
Hour
Day of week
Note
Minutes
City Code
x After you specify a city code, the watch will use UTC* offsets in the World Time
Mode to calculate the current time for other time zones based on the current time
in your Home City.
* Coordinated Universal Time, the world-wide scientific standard of timekeeping.
The reference point for UTC is Greenwich, England.
Use the Timekeeping Mode to set and view the current
time and date.
x Each press of D cycles the digital display contents as
shown below.
Day of the Week Month-Day
D
Seconds
2. Press C twice to move the flashing to the city code.
x For details about city codes, see the “City Code
Table” at the back of this manual.
3. Press D (East) and B (West) to select the city code
you want to use as your Home City.
4. After the setting is the way you want, press A to
return to the Timekeeping Mode.
D
Hour : Minutes
D
PM indicator
Adjusting the Digital Time and Date Settings
Use the procedure below to adjust the digital time and date settings.
Note
x After adjusting the digital time and date setting, be sure to adjust the analog hands
so the settings match.
x See “Adjusting the Analog Hand Setting” (page E-34).
To configure the digital time and date settings
Seconds
1. In the Timekeeping Mode, hold down A for at least
two seconds until the seconds start to flash. This is the
setting mode.
D
E-11
E-13
E-14
2. Press C to move the flashing in the sequence shown below to select the other
settings.
Seconds
C
C
Day
C
Illumination Duration Minute
Month
C
DST
C
Home City Code
Year
C
C
Time and Date
C
Hour
12/24-Hour Format
C
C
x The following steps explain how to configure timekeeping settings only.
E-16
Note
x For information about selecting a Home City and configuring the DST setting, see
“Configuring Home City Settings” (page E-12).
x While 12-hour format is selected for timekeeping, a P (PM) indicator will appear
for times from noon to 11:59 p.m. No indicator appears for times from midnight to
11:59 a.m. With 24-hour format, time is displayed from 0:00 to 23:59, without any
P (PM) indicator.
x The watch’s built-in full automatic calendar 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.
x The day of the week changes automatically when the date changes.
E-18
3. When the timekeeping setting you want to change is flashing, use D and/or B
to change it as described below.
Screen To do this: Do this:
Reset the seconds to 00
Toggle between Daylight Saving Time (ON)
and Standard Time (OFF)
Change the city code
Change the hour or minute
Toggle between 12-hour (12H) and 24-hour
(24H) timekeeping
Change the year, month, or day
Press D.
Press D.
Use D (East) and B (West).
Use D (+) and B (–).
Press D.
Use D (+) and B (–).
4. Press A to exit the setting mode.
Checking the Current Time in a Different Time Zone
Current time in the currently
selected World Time City
Currently selected
World Time City
You can use the World Time Mode to view the current
time in one of 29 time zones (27 cities) around the
globe. The city that is currently selected in the World
Time Mode is called the “World Time City”.
To enter the World Time Mode
Use C to select the World Time Mode as shown on
page E-8.
To view the time in another time zone
In the World Time Mode, use D (East) to scroll through
city codes.
E-15
E-17
E-19
Operation Guide 5628
To specify standard time or daylight saving time (DST) for a city
DST indicator
x Using the World Time Mode to change the DST setting of the city code that is
selected as your Home City also will change the Timekeeping Mode time DST
setting.
x Note that you cannot switch between standard time/daylight saving time (DST)
while GMT is selected as the World Time City.
x The standard time/daylight saving time (DST) setting affects only the currently
selected time zone. Other time zones are not affected.
E-20
x See “To configure the countdown timer” on page E-24 for information about
setting up the timer.
Auto-repeat
When auto-repeat is turned on, the countdown automatically restarts from the
countdown start time when it reaches zero. If left running, the countdown is
repeated a total of eight times, after which it stops automatically.
When auto-repeat is turned off, the countdown stops when it reaches zero and the
display shows the original countdown start time.
x Pressing D while an auto-repeat countdown is in progress pauses the current
countdown. You can resume the auto-repeat countdown by pressing D, or you
can press A to reset to the countdown time starting value.
Countdown Timer Beeper Operations
The watch beeps at various times during a countdown so you can keep informed
about the countdown status without looking at the display. The following describes
the types of beeper operations the watch performs during a countdown.
E-22
To configure the countdown timer
2. Press C to move the flashing in the sequence shown below to select other
settings.
Start Time Auto-repeat Progress Beeper
E-24
1. In the World Time Mode, use D (East) to display the
city code (time zone) whose Standard Time/Daylight
Saving Time setting you want to change.
2. Hold down A for at least two seconds.
x This toggles the city code you selected in step1
between Daylight Saving Time (DST indicator
displayed) and standard time (DST indicator not
displayed).
1. While the countdown start time is on the display in
the Countdown Timer Mode, hold down A until the
current countdown start time starts to flash, which
indicates the setting mode.
x If the countdown start time is not displayed, use the
procedure under “To perform a countdown timer
operation” (page E-26) to display it.
CC
C
Countdown Timer
Minutes
Seconds
Countdown End Beeper
The countdown end beeper lets you know when the countdown reaches zero.
x When the progress beeper is turned off, the countdown end beeper sounds for
about 10seconds, or until you press any button to stop it.
x When the progress beeper is turned on, the countdown end beeper sounds for
about one second.
Progress Beeper
When the progress beeper is turned on, the watch uses beeps to signal countdown
progress as described below.
x Starting from five minutes before the end of the countdown, the watch emits four
short beeps at the top of each countdown minute.
x 30seconds before the end of the countdown, the watch emits four short beeps.
x The watch emits a short beep for each of the last 10seconds of the countdown.
x If the countdown start time is six minutes or greater, the watch emits a short beep
for each second of the final 10seconds before the five-minute point is reached.
Four short beeps are emitted to signal when the five-minute point is reached.
3. When the setting you want to change is flashing, use B and D to change it as
described below.
Setting Screen Button Operation
Start Time
Auto-repeat
Progress Beeper
4. Press A to exit the setting mode.
x You can also perform steps 1 and 2 of the above procedure whenever you need
to view the current auto-repeat and progress beeper settings.
The countdown timer can be set within a range of
one minute to 60minutes. An alarm sounds when the
countdown reaches zero. The countdown timer also has
an auto-repeat feature and a progress beeper that signals
the progress of the countdown.
To enter the Countdown Timer Mode
Use C to select the Countdown Timer Mode as shown
on page E-8.
Configuring the Countdown Timer
The following are the settings you should configure
before actually using the countdown timer.
Countdown start time; Auto-repeat on/off; Progress
beeper on/off
E-21
E-23
Use D (+) and B (–) to change the setting.
x You can set a start time in the range of 1 to 60minutes in
1-minute increments.
Press D to toggle auto-repeat on ( displayed) and off
( displayed).
Press D to toggle the progress beeper on ( ON) and off
( OF).
E-25
To perform a countdown timer operation
D
Start Stop Resume (Stop) Reset
x Before starting a countdown timer operation, check to make sure that a
countdown operation is not in progress (indicated by the seconds counting down).
If it is, press D to stop it and then A to reset to the countdown start time.
To stop the alarm
Press any button.
E-26
D D D A
To perform an elapsed time operation
D
Start Stop Resume (Stop) Reset
D D D A
To pause at a split time
D A A D A
Start Split
(SPL displayed)
Split release Stop Reset
To measure two finishes
D A D A A
Start Split
E-28
(SPL displayed)
First runner finishes.
Display time of first
runner.
Stop
Second runner
finishes.
Split release
Display time of
second runner.
Reset
Using the Stopwatch
The stopwatch measures elapsed time, split times, and two finishes.
SPL indicator
Minutes
Seconds
Note
x The Stopwatch Mode can indicate elapsed time up to 59minutes, 59seconds.
Elapsed time returns to zero automatically and timing continues from there when
the maximum limit is reached.
x An ongoing elapsed time measurement operation will continue internally even if
you change to another mode. However, if you exit the Stopwatch Mode while a
split time is displayed, the split time will not be displayed when you return to the
Stopwatch Mode.
To enter the Stopwatch Mode
Use C to select the Stopwatch Mode as shown on page
E-9.
E-27
E-29
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