Congratulations upon your selection of this CASIO watch. To get the most out of your
purchase, be sure to read this manual carefully.
E
About This Manual
• Depending on the model of your watch, display text appears either as dark fi gures
on a light background (Type A) or light fi gures on a dark background (Type B). All
sample displays in this manual are shown using dark fi gures on a light background.
• Button operations are indicated using the letters shown in the illustration.
E-2
Type A Type B
Contents
General Guide ………………………………………………………………………… E-8
Timekeeping ……………………………………………………………………………E-10
To set the time and date ………………………………………………………E-11
To change the Daylight Saving Time (summer time) setting ………………E-14
Thermometer ……………………………………………………………………………E-16
To take a temperature reading ………………………………………………E-16
To calibrate the temperature sensor …………………………………………E-19
Specifying Temperature Unit ………………………………………………………E-21
To specify the temperature unit ………………………………………………E-21
Temperature Reading Precautions …………………………………………………E-22
ENGLISH
• The measurement functions built into this watch are not intended for taking
measurements that require professional or industrial precision. Values
produced by this watch should be considered as reasonable representations
only.
• The Moon phase indicator and tide graph data that appear on the display of
this watch are not intended for navigation purposes. Always use proper
instruments and resources to obtain data for navigation purposes.
• This watch is not an instrument for calculating low tide and high tide times. The
tide graph of this watch is intended to provide a reasonable approximation of
tidal movements only.
• Note that CASIO COMPUTER CO., LTD. assumes no responsibility for any
damage or loss suffered by you or any third party arising through the use of
this product or its malfunction.
• 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.
Tide and Moon Data……………………………………………………………………E-23
To view current tide and Moon data …………………………………………E-24
To adjust the high tide time …………………………………………………… E-31
To reverse the displayed Moon phase ……………………………………… E-33
Stopwatch ………………………………………………………………………………E-34
Countdown Timer………………………………………………………………………E-37
To use the countdown timer ……………………………………………………E-38
To confi gure countdown start time settings …………………………………E-39
World Time ………………………………………………………………………………E-40
To view the current time in another time zone ……………………………… E-41
To toggle a city code time between Standard Time and Daylight
Saving Time …………………………………………………………………E-42
To swap your Home City and World Time City ………………………………E-43
Warning!
E-1
E-3
E-4
Alarms ……………………………………………………………………………………E-44
To set an alarm time ……………………………………………………………E-45
To test the alarm ………………………………………………………………E-46
To turn an alarm on and off ……………………………………………………E-47
To turn the Hourly Time Signal on and off ……………………………………E-48
Illumination ……………………………………………………………………………E-49
To illuminate the display manually …………………………………………… E-49
To specify the illumination duration……………………………………………E-50
To turn the auto light switch on and off ………………………………………E-52
Hand Home Position Correction …………………………………………………… E-53
To adjust home positions ………………………………………………………E-53
Reference ………………………………………………………………………………E-55
To turn the button operation tone on and off …………………………………E-56
E-6
General Guide
• Press C to change from mode to mode.
• To return to the Timekeeping Mode from any other mode, hold down C for about
three seconds.
• In any mode (except a setting mode), press B to illuminate the display.
Thermometer Mode
(page E-16)
E-8
Timekeeping Mode
D
D
Tide/Moon Data Mode
(page E-23)
C
C
E-5
Specifi cations …………………………………………………………………………E-61
E-7
Stopwatch Mode
C
Alarm Mode
(page E-34)
(page E-44)
Countdown Timer Mode
C
World Time Mode
C
(page E-37)
(page E-40)
C
E-9
Page 2
Operation Guide 5484 5485
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Timekeeping
You can adjust the Home city date and time in the Timekeeping Mode.
• Pressing A in the Timekeeping Mode will toggle the lower display between the
screens shown below.
E-10
3. Press C to change the fl ashing screen content in the sequence shown below to
select the other settings.
C
4. When the timekeeping setting you want to change is fl ashing, use D or B to
change it as described below.
Screen:To do this:Do this:
E-12
5. Press A to exit the setting mode.
• The day of the week is displayed automatically in accordance with the date (year,
month, and day) settings.
Daylight Saving Time (DST)
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 change the Daylight Saving Time (summer time) setting
DST
indicator
Home City DateHome City Time
Day of the week
A
Seconds
Date
CCC C C
City
Code
Illumination
Duration
12/24-Hour
DST
Format
Button
Operation Tone
Change the city code
Toggle the DST setting between Daylight
Saving Time ( ) and Standard Time
().
1. In the Timekeeping Mode, hold down A for about two
seconds until
• Note that keep ing A depressed to o long (for abou t
2. Press C. This will display the DST setting screen.
SET
fi ve seconds) will c ause a differe nt type of set ting
mode to be ente red (page E-5 3).
Day of the week
PM indicator
Hour : Minutes
SecondsHourMinutes
DayMonthYear
appears on the display.
Seconds
CCCC
UseD (east) and
B
(west).
PressD.
To set the time and date
City code
Screen:To do this:Do this:
C
3. Use ' to toggle the DST setting on and off.
• The default D ST setting i s OFF ().
4. When the setting you want is selected, press A to exit the setting mode.
• The DST indicator appears to indicate that Daylight Saving Time is turned on.
12-hour and 24-hour timekeeping
• With the 12-hour format, the PM indicator (P) appears on the lower display for times
in the range of noon to 11:59 p.m. and no indicator appears for times in the range
of midnight to 11:59 a.m.
• With the 24-hour format, times are displayed in the range of 0:00 to 23:59, without
the PM indicator (P).
• The 12-hour/24-hour timekeeping format you select in the Timekeeping Mode is
applied in all other modes.
1. In the Timekeeping Mode, hold down A for about two
seconds until
the setting mode.
• Note that keep ing A depressed to o long (for abou t
2. Use D and B to select the city code you want.
• Make sure you se lect your Ho me City co de before
• For full infor mation on ci ty codes, s ee the
Toggle between 12-hour () and
24-hour () timekeeping
Reset the seconds to PressD.
Change the hour and minutes
Change the year, month, or day
Toggle the button operation tone
between (on) and (off)
Toggle the display illumination duration
between 1.5 seconds ( ) and three
seconds ( )
DST off ( )DST on ( )
SET
appears on the lower display. This is
fi ve seconds) will c ause a differe nt type of set ting
mode to be ente red (page E-5 3).
changing any o ther setti ng.
“City Co de Table” at the back of thi s manual.
PressD.
UseD (+) and B (–).
PressD.
PressD.
D
E-11
E-13
E-14
Thermometer
This watch uses a temperature sensor to take temperature readings.
To take a temperature reading
Temperature
E-16
Temperature Sensor Calibration
The watch’s temperature sensor is calibrated at the factory and normally requires no
further adjustment. If you notice serious errors in the temperature readings produced
by the watch, you can calibrate the sensor to correct the errors.
Important!
• Incorrectly calibrating the temperature sensor can result in incorrect readings.
Carefully read the following before doing anything.
– Compare the readings produced by the watch with those of another reliable and
accurate thermometer.
– If adjustment is required, remove the watch from your wrist and wait for 20 or 30
minutes to give the temperature of the watch time to stabilize.
E-18
1. In the Timekeeping Mode, press D to enter the
Thermometer Mode and start a temperature reading
operation.
• The fi rst temp erature reading w ill take about t hree
seconds. A fter that, re adings are take n at twosecond inte rvals for the fi r st two minute s, and then at
two- minute inter vals after that .
• The displayed te mperature will b e updated with
each reading.
2. To stop the temperature reading operation, press D to return to the Timekeeping
Mode.
• The watch will stop taking temperature readings and return to the Timekeeping
Mode automatically if you do not perform any operation for about one or two hours.
Temperature
• Temperature is displayed in units of 0.1°C (or 0.2°F).
• The displayed temperature value changes to
temperature falls outside the range of –10.0°C to 60.0°C (14.0°F to 140.0°F). The
temperature value will reappear as soon as the measured temperature is within the
allowable range.
Display Units
You can select either Celsius (°C) or Fahrenheit (°F) for the displayed temperature
value. See “To specify the temperature unit” (page E-21) for more information.
To calibrate the temperature sensor
3. Use D (+) and B (–) to change the displayed calibration by 0.1°C (0.2°F) steps.
• To return the currentl y fl ashing value to its i nitial factor y default sett ing, press
D
and B at the same ti me. OFF will appear in p lace of the fl as hing temperat ure
value for abou t two secon ds, followed by th e initial default va lue.
4. Press A to return to the Thermometer Mode screen and take temperature
readings.
1. Enter the Thermometer Mode, which will start a
temperature reading operation and display the results
(page E-16).
2. Hold down A for about two seconds.
• Holding do wn A will initiall y cause Hold to appear
on the scree n. Keep A depressed u ntil Hold
disappears.
• This will cau se the tempera ture reading ope ration to
re-star t, and display the sensor c alibration sc reen
shown in the i llustration n earby.
- - -
°C (or °F) if a measured
E-15
E-17
E-19
Page 3
Operation Guide 5484 5485
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Thermometer Precautions
• Temperature measurements are affected by your body temperature (while you are
wearing the watch), direct sunlight, and moisture. To achieve a more accurate
temperature measurement, remove the watch from your wrist, place it in a well
ventilated location out of direct sunlight, and wipe all moisture from the case. It
takes approximately 20 to 30 minutes for the case of the watch to reach the actual
surrounding temperature.
E-20
Temperature Reading Precautions
When taking temperature readings, it is best to remove the watch from your wrist in
order to eliminate the effects of body heat. Remove the watch from your wrist and
allow it to hang freely from your bag or in another location where it is not exposed to
direct sunlight.
E-22
To view current tide and Moon data
Tide Graph
The tide is indicated as
shown on the next page.
The current tide
Timekeeping Mode (page E-8).
*1
Shows the tide for the displayed date and time.
*2
Shows the Moon phase for the displayed date.
The Moon phase shows the phase at noon of the
displayed date. The current time does not affect the
displayed Moon phase.
*1
and Moon phase*2 are displayed in the
Specifying Temperature Unit
Use the procedure below to specify the temperature unit to be used in the
Thermometer Mode.
Important!
TOKYO
When
temperature unit is set automatically to Celsius (°C).
These settings cannot be changed.
To specify the temperature unit
1. While the temperature sensor calibration screen is
2. Press ' to toggle the temperature unit between
3. After the setting is the way you want, press $ to exit
is selected as the Home City, the
displayed (page E-19), press & to toggle between the
temperature units as shown in the nearby illustration.
(Celsius) and °F (Fahrenheit).
the setting screen.
°C
E-21
Tide and Moon Data
You can use the watch to check the current tide, Moon phase, and Moon age in your
area.
• Basic calculations to determine this data is performed based on your current Home
City setting (page E-11). You can also check the tide and Moon data in another location
by temporarily selecting the applicable city as your Home City.
• Note that the tide and Moon data calculated by this watch are approximate and are
intended as general information only. Never try to use it for marine navigation or any
other purposes requiring accurate measurements.
E-23
High tide
Moon phase indicator
(pages E-28, E-32)
E-24
Viewing Tide and Moon Data for a Particular Date and Time
In the Tide/Moon Data Mode (page E-8), you can view the tide and moon phase for a
particular date and time. You can also view the applicable moon age in this mode
(which is not shown in the Timekeeping Mode).
Tide Data Screen
Month – Day
Tide Graph
(page E-25)
E-26
Type A
(page
Moon
E-2)
Phase
Type B
Indicator
(page
E-2)
Moon Age
Moon Phase
1. Entering the Tide/Moon Data Mode displays the Tide
Data Screen and indicates the tide for the current date
at 6:00 a.m.
• You can check the tid e for another d ate by
perform ing steps 3 throug h 5 below before
perform ing step 2. You cannot ch ange the date
while the Ti de Data Scree n is displayed.
2. Use ' to change the time setting.
• Each press of ' advances th e time by one hou r
and calculate s tide data for tha t time. Holdi ng down
Time
28.7-29.8
0.0-0.9
New
Moon
' for about t wo seconds s crolls at high spe ed.
Moon phase (part you can see) (part you cannot see)
1.0-2.7 2.8-4.6 4.7-6.4 6.5-8.3
First
Quarter
(Waxing)
8.4-10.1
10.2-12.0 12.1-13.8
Moon Data Screen
Month – Day
Moon phase
indicator
(page E-28)
Type A
(page
Moon
E-2)
Phase
Type B
Indicator
(page
E-2)
Moon Age
Moon Phase
Low tide
3. Press $ to display the Moon Data Screen.
• This will disp lay the Moon p hase and Mo on age for
the current date.
4. Use ' to change the date setting.
• Each press of ' advances th e date by one day
and calculate s tide data for tha t date. Holding do wn
' for about t wo seconds s crolls at high spe ed.
• You can select any date b etween Ja nuary 1, 20 00
and Decem ber 31, 2099.
Moon age
(page E-28)
5. Press $ again to return to the Tide Data Screen.
Note
• The margin of error for the Moon age is ±1 day.
• If the data is not displayed correctly, check the
Timekeeping Mode date, time, and Home City settings.
If the data is still not displayed correctly, see “Adjusting
the High Tide Time” (page E-30) and “Reversing the
Displayed Moon Phase” (page E-32).
(part you cannot see)Moon phase (part you can see)
Use the following procedure to adjust the high tide time within a particular date. You
can fi nd out high tide information for your area from a tide table, the Internet, or your
local newspaper.
E-30
• The high tide time setting is affected by the DST (summer time) setting of the
Timekeeping Mode.
• On some days, there are two high tides. With this watch, you can adjust the fi rst
high tide time only. The second high tide time for that day is adjusted automatically
based on the fi rst high tide time.
Reversing the Displayed Moon Phase
The left-right (east-west) appearance of the Moon depends on whether the Moon is
north of you (northerly view) or south of you (southerly view) as you view it.
You can use the procedure below to reverse the displayed Moon phase so it matches
the actual appearance of the Moon where you are located.
• To determine the viewing direction of the Moon, use a compass to take a direction
reading of the Moon at its meridian passage.
E-32
Stopwatch
You can use the stopwatch to measure elapsed time and
split times.
• The digital display range of the stopwatch is 999 hours,
59 minutes, 59.99 seconds. The stopwatch continues to
run until you stop it. If it reaches the above limit, it will
restart the time measurement from zero.
• The stopwatch operation continues even if you exit the
Stopwatch Mode.
• All of the operations in this section are performed in the
Stopwatch Mode, which you enter by pressing
(page E-9).
&
To adjust the high tide time
To reverse the displayed Moon phase
Elapsed Time Measurement
In the Stopwatch Mode, press ' to start and stop elapsed time measurement.
• Pressing $ while elapsed time measurement is in progress will display the current
split time.
Start
DAADA
(Measured time
displayed.)
(Stopped)
1. In the Tide/Moon Data Mode, press $ to display the
Moon Data Screen (page E-27).
2. Press ' to scroll the date until one whose high tide
time you want to change is displayed.
3. Hold down $ until the hour digits start to fl ash.
4. Press ' (+) and % (–) to change the hour setting.
5. When the hour is the setting you want, press &.
Hour
• This will cau se the minute dig its to fl ash.
6. Press ' (+) and % (–) to change the minute setting.
7. When the minute setting is the way you want, press
to exit the adjustment screen and return to the Tide/
Moon Data Mode screen.
• Pressing ' and % at the same time while the time
adjustment screen is displayed (steps 4 through 7
above) will return the high tide time to its initial factory
Minute
default setting.
1. In the Tide/Moon Data Mode, hold down $ until the
hour digits start to fl ash.
2. Press & twice.
• This will cau se the Moon p hase indicato r to fl ash.
This is the ind icator switchi ng screen.
3. Press ' to toggle the Moon phase indicator between
the southerly view (indicated by
view (indicated by
• North erly view: Mo on is nort h of you.
• Souther ly view: Moo n is south of yo u.
4. When the Moon phase indicator setting is the way you
want, press $ to exit the switching screen and return
to the Tide/Moon Data Mode screen.
Split
(Split time
displayed.)
cancel
Split
).
(Measured time
displayed.)
Stop
(Stopped)(Measurement)
) and northerly
Display
time reset
$
E-31
E-33
E-34
Measured time or split time
Hours
• Alternates with
split time display.
Minutes, seconds,
1/100 seconds
• Pressing D without resetting the displayed time will restart elapsed time
measurement from where it was last stopped (cumulative elapsed time
measurement).
• An ongoing elapsed time measurement operation continues even if you exit the
Stopwatch Mode.
E-36
To use the countdown timer
Press' while in the Countdown Timer Mode to start the countdown timer.
• When the end of the countdown is reached, the alarm will sound for 10 seconds or
until you stop it by pressing any button.
• The countdown time is reset to its starting value automatically after the alarm stops.
• Press ' while a countdown operation is in progress to pause it.
Press' again to resume the countdown.
• To stop a countdown timer operation completely, fi rst pause it (by pressing '),
and then press $. This returns the countdown time to its starting value.
E-38
SPL
during
Countdown Timer
You can set the countdown timer start time within a range
of one minute to 24 hours. An alarm sounds when the
countdown reaches zero.
• All of the operations in this section are performed in the
Countdown Timer Mode, which you enter by pressing
(page E-9).
&
Seconds
Start time
(Hours : Minutes)
To confi gure countdown start time settings
Start time
(Hours : Minutes)
1. While the countdown start time is on the display in the
Countdown Timer Mode, hold down $ for about two
seconds until the hour setting of the countdown start
time starts to fl ash. This is the setting mode.
• Holding do wn $ will initiall y cause Hold to appear
on the scree n. Keep $ depressed u ntil Hold
disappears.
• If the countdown start time is not displayed, use the
procedure under “To use the countdown timer” (page
E-38) to display it.
2. Press & to move the fl ashing in the sequence shown
below, and select the setting you want to change.
3. Press $ to exit the setting mode.
Start Time
(Hours)
C
Start Time
(Minutes)
E-35
E-37
C
E-39
Page 5
Operation Guide 5484 5485
World Time
Currently selected
World Time City
World Time
• All of the operations in this section are performed in the World Time Mode, which
you enter by pressing C (page E-9).
E-40
To toggle a city code time between Standard Time and Daylight Saving Time
DST indicator
E-42
World Time digitally displays the current time in one of 48
cities (29 time zones) around the world. A simple
operation swaps your Home City with the currently
selected World Time City.
• The times kept in the World Time Mode are
synchronized with the time being kept in the
Timekeeping Mode. If you feel that there is an error in
any World Time Mode time, check to make sure you
have the correct city selected as your Home City. Also
check to make sure that the current time as shown in
the Timekeeping Mode is correct.
• Times in the World Time Mode are based on UTC
offsets. See the “City Code Table” at the back of this
manual for information about the UTC offsets that are
supported.
1. In the World Time Mode, press ' to display the city
code (time zone) whose Standard Time/Daylight Saving
Time setting you want to change.
2. Hold down $ for about two seconds to toggle between
Daylight Saving Time (
Standard Time (
• Holding down $ will initially cause
the screen. Keep $ depressed until
DST
• The
indicator is shown in the lower display while
Daylight Saving Time is turned on.
• You can turn on DST individually for each city code,
except UTC.
• Turning on DST for the city code that is currently
selected as your Home City will turn on DST for normal
timekeeping.
DST
indicator displayed) and
DST
indicator not displayed).
Hold
to appear on
Hold
disappears.
Alarms
When an alarm is turned on, the alarm tone will sound
when its alarm time is reached. One of the alarms is a
snooze alarm, while the other four are daily alarms.
You also can turn on an Hourly Time Signal that causes
the watch to beep twice every hour on the hour.
• The snooze alarm screen is indicated by , while the
E-44
Alarm time
(Hour : Minutes)
other alarm screens are numbered
The Hourly Time Signal screen is indicated by
• All of the operations in this section are performed in the
Alarm Mode, which you enter by pressing & (page E-9).
through .
To view the current time in another time zone
In the World Time Mode, use ' to scroll through available city codes (time zones).
Holding down the button scrolls at high speed.
• The lower display shows the current time in the World Time City.
• To select the UTC time zone (Differential 0), press % and ' at the same time.
• When the city code (time zone) you want is selected, you can press $ to display
the date. After about one second, the watch will resume regular timekeeping for the
currently selected city.
A
▲
One second
OFF
Seconds
1. In the Alarm Mode, use ' to scroll through the alarm
screens until the one whose time you want to set is
displayed.
• To set an alarm time, di splay the applic able alarm
• is the hou rly time signa l setting (pag e E-48).
• The snooze a larm operati on repeats ever y fi ve
Hold
disappears.
DDDD
D
screen (
minutes.
through , or ).
Hold
to appear on th e screen. Keep
Date
E-41
E-43
D
$
E-45
Hour : Minutes
Swapping your Home City and World Time City
You can use the procedure below to swap your Home City and World Time City. This
changes your Home City to your World Time City, and your World Time City to your
Home City. This capability can come in handy when you frequently travel between two
cities in different time zones.
To swap your Home City and World Time City
1. In the World Time Mode, use ' to select the World Time City you want.
2. Press $ and % at the same time until the watch beeps.
• This will make the World Time City you selected in step 1 your Home City, and
cause the hour and minute hands to move to the current time in that city. At the
same time, it will change the Home City you had selected prior to step 2 your World
Time City, and cause the content of lower display to change accordingly.
• After swapping the Home City and World Time City, the watch stays in the World
Time Mode with the city that was selected as the Home City prior to step 2 now
displayed as the World Time City.
To set an alarm time
.
2. After you select an alarm, hold down $ for about two seconds until the hour setting
of the alarm time starts to fl ash. This is the setting mode.
•
Holding do wn $ will initially cause
depressed until
• This operati on turns on th e alarm autom atically.
3. Press & to move the fl ashing between the hour and minute settings.
4. While a setting is fl ashing, use ' (+) and % (–) to change it.
5. Press $ to exit the setting mode.
Alarm Operation
The alarm tone sounds at the preset time for 10 seconds, regardless of the mode the
watch is in. In the case of the snooze alarm, the alarm operation is performed a total
of seven times, every fi ve minutes, or until you turn the alarm off (page E-47).
• Alarm and Hourly Time Signal operations are performed in accordance with the
current time in your Home City, as kept in the Timekeeping Mode.
• To stop the alarm tone after it starts to sound, press any button.
• Performing any one of the following operations during a 5-minute interval between
snooze alarms cancels the current snooze alarm operation.
Displaying the Timekeeping Mode setting screen (page E-11)
Displaying the
To test the alarm
In the Alarm Mode, hold down ' to sound the alarm.
E-46
To turn the Hourly Time Signal on and off
Hourly Time Signal
on indicator
E-48
setting screen (page E-45)
1. In the Alarm Mode, use ' to select the Hourly Time
Signal (
2. Press $ to toggle it on and off.
• The Hourly Time Signal on indicator is shown on the
display in all modes while this function is turned on.
ON
) (page E-45).
To turn an alarm on and off
Snooze alarm
indicator
Alarm on indicator
ON
Illumination
Auto light switch indicator
1. In the Alarm Mode, use ' to select an alarm.
2. Press $ to toggle it on and off.
• Turning on an alarm (,,, or )
displays the alarm on indicator on its Alarm Mode
screen.
• In all modes, the alarm on indicator is shown for any
alarm that currently is turned on.
• The alarm on indicator fl ashes while the alarm is
sounding.
• The snooze alarm indicator fl ashes while the snooze
alarm is sounding and during the 5-minute intervals
between alarms.
E-47
An LED (light-emitting diode) illuminates the face of the
watch for easy reading in the dark. The watch’s auto light
switch turns on illumination automatically when you angle
the watch towards your face.
• The auto light switch must be turned on (indicated by
the auto light switch indicator) for it to operate.
• See “Illumination Precautions” (page E-59) for other
important information about using illumination.
To illuminate the display manually
In any mode, press % to turn on illumination.
• The above operation turns on illumination regardless of
the current auto light switch setting.
• You can use the procedure below to select either 1.5
seconds or 3 seconds as the illumination duration.
When you press %, the illumination will remain on for
about 1.5 seconds or 3 seconds, depending on the
current illumination duration setting.
E-49
Page 6
Operation Guide 5484 5485
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To specify the illumination duration
E-50
Warning!
•
•
To turn the auto light switch on and off
In the Timekeeping Mode, hold down % for about three seconds to toggle the auto
light switch on (auto light switch indicator displayed) and off (auto light switch indicator
not displayed).
• The auto light switch indicator remains in all modes while the auto light switch is
• In order to protect against running down the battery, the auto light switch will turn
E-52
LIGHT
Always make sure you are in a safe place whenever you are reading the
display of the watch using the auto light switch. Be especially careful when
running or engaged in any other activity that can result in accident or injury.
Also take care that sudden illumination by the auto light switch does not
startle or distract others around you.
When you are wearing the watch, make sure that its auto light switch is turned
off before riding a bicycle or operating a motorcycle or any other motor
vehicle. Sudden and unintended operation of the auto light switch can create
a distraction, which can result in a traffi c accident and serious personal injury.
turned on.
off automatically approximately six hours after you turn it on. Repeat the above
procedure to turn the auto light switch back on if you want.
Correct hour and minute
hand positions
1. In the Timekeeping Mode, hold down $ for about two
seconds until
• Note that keep ing $ depressed to o long (for abou t
2. Press & ten times to display the current illumination
duration
3. Press ' to toggle the setting between
and
4. Press $ to exit the setting screen.
3. Check the positions of the hour and minute hands.
• The hands are i n the correct ho me positio ns if they
4. When everything is the way you want, press $ to
return to regular timekeeping.
• This will cause the hour and minute hands to move to
the current Timekeeping Mode time, and the Tide
Graph to move to the HIGH position.
• Pressing & here will return to the setting at the
beginning of step 2.
SET
appears on the display.
fi ve seconds) will c ause a differe nt type of set ting
mode to be ente red (page E-5 3).
or .
(three seconds).
are pointed at 12 o’clock . If they aren’t, us e
(clockwise) and % (counterclockwise) to adjust
their positions.
(1.5 seconds)
'
About the Auto Light Switch
Turning on the auto light switch causes illumination to turn on, whenever you position
your wrist as described below in any mode.
Moving the watch to a position that is parallel to the ground and then tilting it
towards you more than 40 degrees causes illumination to turn on.
• Wear the watch on the outside of your wrist.
Parallel to
ground
More than
40°
E-51
Hand Home Position Correction
The Tide Graph, and the hour and minute hands of the watch can be thrown off by
exposure to strong magnetism or impact. If this happens, you can correct their home
positions as required.
To adjust home positions
Correct Tide Graph
position
1. In the Timekeeping Mode, hold down $ for about fi ve
seconds until
display and
2. Check the position of the Tide Graph.
• The Tide Gra ph is in the cor rect home pos ition if it
• After con fi rming that th e Tide Graph is in i ts correct
H-SET
(
Sub
is indicating HIGH (12 o’c lock positi on). If it is not
correct, us e the ' (+) and % (–) buttons to ad just
it.
home posi tion, press &.
) appears in the upper
(
) appears in the lower display.
E-53
Reference
This section contains more detailed and technical information about watch operation.
It also contains important precautions and notes about the various features and
functions of this watch.
Button Operation Tone
Mute indicator
The button operation tone sounds any time you press one
of the watch’s buttons. You can turn the button operation
tone on or off as desired.
• Even if you turn off the button operation tone, alarms,
the Hourly Time Signal, and other beepers all operate
normally.
E-54
To turn the button operation tone on and off
1. In the Timekeeping Mode, hold down $ for about two seconds until
on the display.
• Note that keep ing $ depressed to o long (for abou t fi ve seconds) will ca use a
different t ype of sett ing mode to be ente red (page E-5 3).
2. Press & nine times until the current button operation tone setting (
appears.
3. Press ' to toggle the setting between
4. Press $ to exit the setting screen.
• The mute indicator is displayed in all modes when the button operation tone is
turned off.
Auto Return Features
• If you leave the watch with a fl ashing setting on the display for two or three minutes
without performing any operation, the watch will exit the setting mode automatically.
• The watch will automatically return to the Timekeeping Mode if you do not perform
any button operation for a particular amount of time in each mode.
E-56
Timekeeping
• Resetting the seconds to while the current count is in the range of 30 to 59
causes the minutes to be increased by 1. In the range of 00 to 29, the seconds are
reset to
without changing the minutes.
• The year can be set in the range of 2000 to 2099.
• 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 when battery has replaced.
• The current time for all city codes in the Timekeeping Mode and World Time Mode
is calculated in accordance with the Coordinated Universal Time (UTC) for each
city, based on your Home City time setting.
E-58
KEY
(tone on) and
MUTE
SET
appears
KEY
or
(tone off).
MUTE
E-55
Mode NameApproximate Elapsed Time
Tide/Moon Data, Alarm2 to 3 minutes
Thermometer1 to 2 hours
)
High-Speed Movement
• The ' and % buttons are used to change setting in various setting modes. In
most cases, holding down these buttons will start high-speed movement.
Initial Screens
When you enter the Stopwatch Mode, World Time Mode or Alarm Mode, the data you
were viewing when you last exited the mode will appear fi rst.
E-57
Illumination Precautions
• Illumination may be diffi cult to see when viewed under direct sunlight.
• Illumination turns off automatically whenever an alarm sounds.
• Illumination turns off automatically depends on the current illumination duration
setting.
• Frequent use of illumination runs down the battery.
Auto light switch precautions
• Avoid wearing the watch on the inside of your wrist. Doing so causes the auto light
switch to operate when it is not needed, which shortens battery life. If you want to
wear the watch on the inside of your wrist, turn off the auto light switch feature.
More than 15 degrees
too high
• Illumination may not turn on if the face of the watch is
more than 15 degrees above or below parallel. Make
sure that the back of your hand is parallel to the ground.
• Illumination turns off in about 1.5 seconds or 3 seconds,
even if you keep the watch pointed towards your face.
E-59
Page 7
Operation Guide 5484 5485
• Static electricity or magnetic force can interfere with proper operation of the auto
light switch. If illumination does not turn on, try moving the watch back to the
starting position (parallel with the ground) and then tilt it back toward you again. If
this does not work, drop your arm all the way down so it hangs at your side, and
then bring it back up again.
• Under certain conditions, illumination may not turn on until about one second after
you turn the face of the watch towards you. This does not necessarily indicate
malfunction of the auto light switch.
• You may notice a very faint clicking sound coming from the watch when it is shaken
back and forth. This sound is caused by mechanical operation of the auto light
switch, and does not indicate a problem with the watch.
E-60
Tide/Moon Data:
Other: High tide time adjustment; Moon phase reversal
Stopwatch:
Measuring unit: 1/100 second
Measuring capacity: 999:59'59.99"
Measuring accuracy: ±0.0006%
Measuring modes: Elapsed time, Split time
Countdown Timer:
Measuring unit: 1 second
Input range: 1 minute to 24 hours (1-minute increments)
World Time:
Other: Daylight Saving Time/Standard Time, Home City/World Time City
Alarms:
Illumination:
E-62
Moon phase indicator for specifi c date; Moon age; Tide for specifi c
date and time
48 cities (29 time zones)
Swapping
5 daily alarms (with 1 snooze alarm), Hourly Time Signal
LED (light-emitting diode), Auto Light Switch; Selectable illumination
duration
Specifi cations
Accuracy at normal temperature:
Digital Timekeeping:
week
Time format: 12-hour and 24-hour
Calendar system: Full Auto-calendar pre-programmed from the year 2000 to 2099
Other: Home City code (can be assigned one of 48 city codes); Standard Time /
Daylight Saving Time (summer time)
Analog Timekeeping:
Thermometer:
Measurement and display range: –10.0 to 60.0°C (or 14.0 to 140.0°F)
Display unit: 0.1°C (or 0.2°F)
Measurement intervals: 2 seconds for the fi rst 2 minutes, 2 minutes thereafter
Other: Calibration; Manual measurement (button operation)
Temperature Sensor Precision:
±2°C (±3.6°F) in range of –10°C to 60°C (14.0°F to 140.0°F)
Other:
Button operation tone on/off
Battery :
Two silver oxide batteries (Type: SR927W)
Approximate Battery Life: 3 years on type SR927W
(ten seconds of alarm operation per day, one illumination operation (1.5 seconds)
per day)
Hour, minutes, seconds, p.m. (PM), month, day, day of the
Hour, minutes (hand moves every 20 seconds)
± 15 seconds a month
E-61
E-63
City Code Table
City
City
Code
PPGPago Pago –11
HNLHonolulu –10
ANCAnchorage –9
YVRVancouver
LAXLos Angeles
YEAEdmonton
DENDenver
* The above is current as of January 2016. This watch does not refl ect the change in
the Santiago (SCL) time offset to –3. Because of this, you should leave the summer
time setting turned on (which advances the time by one hour) for Santiago (SCL).
L-2
City
City
Code
RGNYangon+6.5
BKKBangkok+7
SINSingapore
HKGHong Kong
BJSBeijing
TPETaipei
SELSeoul
TYOTokyo
This table shows the city codes of this watch.
x
The rules governing global times (UTC offset and GMT differential) and summer
x
time are determined by each individual country.
L-4
UTC Offset/
GMT Differential
–8
–7
UTC Offset/
GMT Differential
+8
+9
City
Code
Code
City
MEXMexico City
CHIChicago
NYCNew York–5
SCL*Santiago
YHZHalifax
YYTSt. Johns–3.5
RIO Rio De Janeiro–3
City
City
ADLAdelaide +9.5
GUMGuam
SYDSydney
NOUNoumea +11
WLGWellington +12
UTC Offset/
GMT Differential
–6
–4
UTC Offset/
GMT Differential
+10
City
City
Code
Fernando de
FEN
Noronha
RAIPraia–1
UTC
LONLondon
MADMadrid
PARParis
ROMRome
BERBerlin
STOStockholm
UTC Offset/
GMT Differential
L-1
City
City
Code
–2
0LISLisbon
+1
ATHAthens
JRSJerusalem
MOWMoscow
JEDJeddah
THRTehran+3.5
DXBDubai+4
KBLKabul+4.5
KHIKarachi+5
DELDelhi+5.5
KTMKathmandu+5.75
DACDhaka+6
UTC Offset/
GMT Differential
+2CAICairo
+3
L-3
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