Casio 4738 Operation Manual

MO0609-EA
Getting Acquainted
Congratulations upon your selection of this CASIO watch. To get the most out of your
purchase, be sure to read this manual carefully.
• The measurement functions built into this watch are not intended for use in taking
measurements that require professional or industrial precision. Values produced
by this watch should be considered as reasonably accurate representations only.
• CASIO COMPUTER CO., LTD. assumes no responsibility for any loss, or any
claims by third parties that may arise through the use of this watch.
General Guide
• Press C to change from mode to mode.
• In any mode, press L to illuminate the display.
Timekeeping Mode
Timekeeping
Month – Day Day of week
Thermometer
PM indicator
Hour : Minutes Seconds
To set the digital time and date
Seconds
DST
Seconds
Temperature
Unit
3. When the setting you want to change is flashing, use D and B to change it as
described below.
Screen: To do this:
Reset the seconds to 00
Toggle between Daylight Saving Time
(ON) and Standard Time (OF)
Specify the UTC differential
Change the hour or minutes
Toggle between 12-hour (12H) and
24-hour (24H) timekeeping
Change the year, month, or day
• See "Daylight Saving Time (DST) Setting" below for details about the DST setting.
• The UTC differential setting range is –12.0 to +14.0, in 0.5-hour units.
• For information about settings other than the time and date, see the following.
Temperature Sensor Calibration: "Temperature Sensor Calibration"
Temperature Unit: "To specify the temperature display unit"
4. Press A to exit the setting screen.
• The 12-hour/24-hour timekeeping format you select in the Timekeeping Mode is
applied in all modes.
• The day of the week is displayed automatically in accordance with the date (year,
month, and day) settings.
• When DST is turned on, the UTC differential setting range is –11.0 to +15.0, in 0.5-
hour units.
• Any time the seconds setting is changed, the analog hands are adjusted accordingly.
Operation Guide 4738
Warning!
Stopwatch Modes
This watch has two
Press C.
stopwatch modes. See
"Stopwatches" for more
information.
Hand Setting Mode
Use the Timekeeping Mode to set and view the current
time and date. This watch features separate digital and
analog timekeeping. The procedures for setting the digital
time and analog time are different.
• See "Thermometer" for details about the thermometer.
Setting the Digital Time and Date
This watch is preset with UTC differential values that
represent each time zone around the globe. Before setting
the digital time, be sure to first set the UTC differential for
your Home Time, which is the location where you normally
will be using the watch.
• Note that World Time Mode times are all displayed
based on the time and date settings you configure in the
Timekeeping Mode.
1. In the Timekeeping Mode, hold down A until the
seconds start to flash, which indicates the setting
screen.
• Be sure to configure the correct UTC differential for
your Home Time before configuring any other
Timekeeping Mode settings.
• See the "UTC Differential/City Code List" for
information about the UTC differential settings that are
supported.
2. Press C to move the flashing in the sequence shown
below to select other settings.
UTC
Hour
Minutes
Differential
Temperature Sensor
Day Month
Calibration
Do this:
Press D.
Press D.
Use D (+) and B (–).
Use D (+) and B (–).
Press D.
Use D (+) and B (–).
About This Manual
Recall Mode
World Time Mode
Daylight Saving Time (DST) Setting
Daylight Saving Time (summer time) advances the time setting by one hour from
Standard Time. Remember that not all countries or even local areas use Daylight
Saving Time.
To toggle the Timekeeping Mode digital time between DST and Standard Time
DST indicator
On/Off status
Setting the Analog Time
Perform the procedure below when the time indicated by the analog hands does not
match the time of the digital display.
To adjust the analog time
12/24-Hour
Format
• To lock high speed hands movement, hold down D to start it and then press B
Year to lock. The hands will continue to advance for one 12-hour cycle or until you
press any button to stop it.
High-speed hand movement also will stop automatically after the time advances
12 hours or if an alarm (daily alarm, Hourly Time Signal, or countdown beeper)
starts to sound.
4. Press A to exit the setting screen.
• The minute hand will be adjusted slightly to match the seconds when you exit the
setting screen.
• To return to the Timekeeping Mode, press C.

Stopwatches

• When the elapsed time being kept by either of the stopwatches exceeds 99 hours,
59 minutes, 59.99 seconds, the displayed time returns to all zeros and time
measurement continues from there. Elapsed time measurement continues until you
reset it to all zeros.
• All of the operations in this section are performed in the stopwatch modes, which
you enter by pressing C.
• Button operations are indicated using the letters shown
(Light) in the illustration.
• For the sake of simplicity, the sample displays in this
manual do not show the analog hands of the watch.
• 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.
• 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.
Countdown Timer
Mode
Alarm Mode
1.In the Timekeeping Mode, hold down A until the
seconds start to flash, which indicates the setting
screen.
2. Press C once and the DST setting screen appears.
3. Press D to toggle between Daylight Saving Time (
displayed) and Standard Time (
OF
4. Press A to exit the setting screen.
• The DST indicator appears on the Timekeeping, Alarm,
and Hand Setting Mode screens to indicate that
Daylight Saving Time is turned on.
1. In the Timekeeping Mode, press C six times to enter
the Hand Setting Mode.
2. Hold down A until the current digital time starts to
flash, which indicates the setting screen.
3. Use D to adjust the analog setting.
• Press D once to advance the hands 20 seconds.
• Hold down D to advance the hands at high speed.
Your watch has two stopwatch modes: a Single Stopwatch
Mode and a Dual Stopwatch Mode. Both stopwatch
modes measure times in 1/100-second units for the first
hour, and in 1-second units after that. In both stopwatch
modes, timing is possible up to 99 hours, 59 minutes,
59.99 seconds.
The Single Stopwatch Mode (ST1) displays the total
elapsed time and lap times for a single vehicle or runner.
The Dual Stopwatch Mode (ST2) can be used to measure
elapsed time for two vehicles or runners at the same time,
including separate lap times and the time differential
between vehicles or runners.
The data produced by either stopwatch mode is stored
automatically in watch memory, for later recall when you
need it.
ON
displayed).
1