2
Operation Guide 3750/4314(B)
Setting the
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
1. In the TC five times to enter
the Hand Setting Mode.
2. Hold down A until the current digital time starts to
flash, which indicates the analog setting screen.
3. Press D to advance the analog time setting by
20 seconds.
• Holding down D advances the analog time setting at
high speed.
• If you need to advance the analog time setting a long wayD until the
time starts advancing at high speed, and then press B . This locks the high-
speed hand movement, so you can release the two buttons. High-speed hand
movement continues until you press any button. It will also stop automatically
after the time advances 12 hours or if an alarm (daily alarm or countdown beeper)
starts to sound.
4. Press A to exit the setting screen.
• The watch will automatically adjust the minute hand slightly to match its internal
second count when you exit the setting screen.
• TC.
Module 3750 (A)
Module 4314
DST indicator
World Time
World T
(29 time zones) around the world.
• All of the operations in this section are performed in the
World TC.
To view the time in another city
In the World TD to scroll eastwardly
through city codes.
• For full information about city codes, see the “City Code
T”.
• If the current time shown for a city is wrong, it probably
means there is a problem with your Timekeeping Mode
time and/or Home City code settings. Go to the
Timekeeping Mode and make the necessary
adjustments.
City code
Current time for
the selected
city code
Module 3750 (A)
Module 4314
To toggle a city code time between Standard T
1. In the World TD to display the city code
whose Standard T
want to change.
2. Hold down A for about two seconds to toggle between
Daylight Saving T
Standard T
• The DST indicator is on the display whenever you
display a city code for which Daylight Saving T
turned on.
• Note that the DST/Standard T
currently displayed city code. Other city codes are not
affected.
• Note that you cannot switch between Standard T
and Daylight Saving Time while
GMT is selected as the
city code.
Seconds
Minutes
Module 3750 (A)
Module 4314
Countdown Timer
The countdown timer can be set within a range of one
minute to 60 minutes.
countdown reaches zero. The countdown timer also has
an auto-repeat feature and a progress beeper that signals
the progress of the countdown.
• All of the operations in this section are performed in the
Countdown T
C.
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
• See “ T” 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.
• Pressing D while an auto-repeat countdown is in progress pauses the current
countdown. YD , 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
types of beeper operations the watch performs during a countdown.
Countdown End Beeper
The countdown end beeper lets you know when the countdown reaches zero.
• When the progress beeper is turned off, the countdown end beeper sounds for
about 10 seconds, or until you press any button to stop it.
• 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
• Starting from five minutes before the end of the countdown, the watch emits four
short beeps at the top of each countdown minute.
• 30 seconds before the end of the countdown, the watch emits four short beeps.
• The watch emits a short beep for each of the last 10 seconds of the countdown.
• If the countdown start time is six minutes or greater
each second of the final 10 seconds before the five-minute point is reached. Four
short beeps are emitted to signal when the five-minute point is reached.
To configure the countdown timer
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 screen.
• If the countdown start time is not displayed, use the
procedure under “ T” to
display it.
2. Press C to move the flashing in the sequence shown
below to select other settings.
Start Time
Auto-repeat
Progress Beeper
3. When the setting you want to change is flashing, use B and D to change it as
described below.
Setting
Start Time
Auto-repeat
Progress Beeper
Screen Button Operation
Use D (+) and B ( – ) to change the setting.
• Y
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 ).
4. Press A to exit the setting screen.
• Y
view the current auto-repeat and progress beeper settings.
To use the countdown timer
Press D while in the Countdown T
countdown timer
• The countdown timer operation continues even if you
exit the Countdown T
• Press D while a countdown operation is in progress to
pause it. Press D again to resume the countdown.
• T
(by pressing D ), and then press A . This returns the
countdown time to its starting value.
Minutes
Seconds
1/100
second
Module 3750 (A)
Module 4314
Stopwatch
The stopwatch lets you measure elapsed time, split times,
and two finishes.
• The display range of the stopwatch is 59 minutes,
59.99 seconds.
• The stopwatch continues to run, restarting from zero
after it reaches its limit, until you stop it.
• The stopwatch measurement operation continues even
if you exit the Stopwatch Mode.
• Exiting the Stopwatch Mode while a split time is frozen
on the display clears the split time and returns to
elapsed time measurement.
• All of the operations in this section are performed in the
Stopwatch Mode, which you enter by pressing C .
To measure times with the stopwatch
Elapsed Time
Start
Stop Re-start Stop
Clear
Start
Split Split release Stop Clear
Start
Split Stop Split release Clear
Split Time
Two Finishes
First runner
finishes.
Display time of
first runner.
Second runner
finishes.
Display time of
second runner.
