Operation Guide 4334
3
3. Perf or m the f ollowing operations, depending on which setting is currently selected
on the display .
• While the start time setting is flashing, use D (+) and B ( –) to change it.
• Set 0:00 to specify 100 hours .
• While the auto-repeat on/off setting ( 0N or 0F ) is flashing on the displa y , press
D to toggle auto-repeat on ( 0N ) and off ( 0F ).
4. Press A to exit the setting screen.
• The auto-repeat on indicator (
) is display ed on the Countdown Timer Mode
screen while this function is turned on.
• F requent use of auto-repeat and the alarm can r un down battery power .
Alarm
When the alarm is tur ned on, the alarm sounds when the
alarm time is reached. Y ou also can turn on an Hourly
Time Signal, which will cause the watch to beep twice
ev er y hour on the hour .
• All of the operations in this section are perf or med in the
Alarm Mode, which you enter by pressing C.
Hourly time signal
on indicator
Alarm on indicator
Alarm time
(Hour : Minutes)
AM indicator
T o set the alarm time
1. In the Alarm Mode, hold down A until the hour setting
of the alarm time star ts to flash, which indicates the
setting screen.
• This operation turns on the alarm automatically .
2. Press C to mov e the flashing between the hour and
minute settings.
3. While a setting is flashing, use D (+) and B ( –) to
change it.
• When setting the alarm time using the 12-hour format, take care to set the time
correctly as a.m. (A indicator) or p.m. (P indicator).
4. Press A to exit the setting screen.
Alarm Operation
The alarm sounds at the preset time for 10 seconds, regardless of the mode the watch
is in.
• T o stop the alar m tone after it starts to sound, press any button.
T o test the alarm
In the Alarm Mode, hold down D to sound the alarm.
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T o turn the daily alarm and the Hourly Time Signal on and off
In the Alarm Mode, press D to cycle through the settings shown below .
• The alarm on indicator and the Hourly Time Signal on indicator are shown on the
display in all modes while these functions are turned on.
Alarm Off
Signal Off
Alarm On
Signal Off
Alarm Off
Signal On
Alarm On
Signal On
Alarm Off
Signal Off
Alarm On
Signal Off
Alarm Off
Signal On
Alarm On
Signal On
Light figures on a dark background
Dark figures on a light background
W orld Time
The W or ld Time Mode digitally displays the current time in
50 cities (30 time zones) around the world.
• The times kept in the World Time Mode are
synchronized with the time being kept in the
Timekeeping Mode. If you f eel that there is an error in
any World Time Mode time , check the UTC differential of
your Home Time and the current setting of the
Timekeeping Mode time .
• Select a city code in the World Time Mode to displa y the
current time in any particular time zone around the
globe. See the “UTC Diff erential/City Code List” for
information about the UTC diff erential settings that are
supported.
• All of the operations in this section are perf or med in the
World Time Mode, which you enter b y pressing C.
City code
Current time in
selected city
Date and day of the week
in the selected city
T o view the time in another city
While in the W orld Time Mode, press D to scroll eastward through the city codes
(time zones) or B to scroll westward.
T o toggle a city code time between Standard Time and Da ylight Saving Time
1. In the World Time Mode, use D and B to displa y the
city code (time zone) whose Standard Time/Daylight
Saving Time setting you want to change .
2. Hold down A to toggle Da ylight Saving Time (DST
indicator display ed) and Standard Time (DST indicator
not display ed).
• The DST indicator is shown on the World Time screen
while Daylight Sa ving Time is turned on.
• Note that changing the Daylight Sa ving Time f or any city
code causes the setting to be applied to all city codes.
DST indicator
Illumination
This watch has an EL (electro-luminescent) panel that
causes the entire display to glow f or easy reading in the
dark. The watch’s auto light switch turns on illumination
automatically when you angle the watch to wards your face.
• The auto light switch m ust be tur ned on (indicated by
the auto light s witch on indicator) for it to operate.
• See “Illumination Precautions ” for other important
information about using illumination.
T o turn on illumination manually
In any mode, press L to illuminate the displa y for about
1.5 seconds.
• The abov e operation tur ns on illumination regardless of
the current auto light s witch setting.
Auto light switch
on indicator
About the Auto Light Switc h
T ur ning on the auto light switch causes illumination to turn on, whene ver you position
your wrist as described below in any mode, e xcept for the Hand Setting Mode setting
screen.
Moving the watch to a position that is par allel 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 y our wrist.
Par allel to
ground
More than
40°
Warning!
• •
• •
• Always make sure y ou are in a safe place whenever you are reading the
display of the watch using the auto light s witch. Be especiall y careful when
running or engaged in any other activity that can result in accident or injury .
Also take care that sudden illumination b y the auto light switch does not
startle or distract others around y ou.
• •
• •
• When you are wearing the watch, make sure that its auto light switch is turned
off before riding on a bicyc le or operating a motorcycle or any other motor
vehicle. Sudden and unintended operation of the auto light switch can create a
distraction, whic h can result in a traffic accident and serious personal injury .
T o turn the auto light switch on and off
In the Timekeeping Mode, hold down D f or about three seconds to toggle the auto
light switch on (
displayed) and off ( not displayed).
• The auto light switch on indicator (
) is on the display in all modes while the auto
light switch is turned on.
• In order to protect against running down the battery , the auto light switch will turn off
automatically about six hours after you turn it on. Repeat the above procedure to
turn the auto light switch back on if y ou want.
• Illumination is alwa ys disabled (regardless of the current auto light switch setting)
while an alarm is sounding.
Reference
This section contains more detailed and technical information about watch oper ation.
It also contains important precautions and notes about the various features and
functions of this watch.
Stopwatch Modes
The following describes ho w to perform data storage and measurement in the
stopwatch modes.
Managing Memory Data
Pressing the D button in the Single Stopwatch Mode or the D or B button in the
Dual Stopwatch Mode to start a new elapsed time measurement operation creates a
new log in memory .
A new log is created each time y ou star t a new elapsed time measurement operation.
A log contains a log title screen, and records of all the lap times that are recorded
during elapsed time measurement.
• The capacity of the watch's memory is 50 records.
• If y ou are adding records to the only log in memor y and watch memory becomes
full, adding another record causes the oldest record in the log to be deleted
automatically to make room f or the new record.
• If y ou are adding records to a log when there are multiple logs in memor y and watch
memory becomes full, adding another record causes the oldest log in memor y and
all of its records to be deleted automatically to make room f or new records.
How stopwatch data is stored
The following tab le shows how stopwatch data is stored when y ou perform stopwatch
button operations .
Single Stopwatch Mode data
Stopwatch
Button Operation
F rom all-zeros,
press D to start.
Press D to
display lap time .
Press A to stop
elapsed time
measurrement
and reset.
Data Storage Description
Creates a new log (ST1). Stores the date the button was
pressed, and the log number .
Creates a new record with each b utton operation. Stores the lap
time and total elapsed time at the point the button is pressed.
Resets the elapsed time to all zeros without recording data.
Stopwatch
Button Operation
F rom all-zeros,
press D or B to
start.
Press D or B to
display lap time .
Press A to stop
elapsed time
measurement
and reset.
Data Storage Description
Creates a new log (ST2). Stores the date the button was
pressed, and the log number .
Creates a new record with each button operation. Stores the lap
time the point the button is pressed.
Resets the elapsed time to all zeros without recording data.
Dual Stopwatch Mode data