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Operation Guide 3179
Signal Reception Troubleshooting
Check the following points whenever you experience problems with signal reception.
Problem
Probable Cause
• The watch is not in the
Cannot perform
manual receive.
Timekeeping Mode.
• Your current Home City is not one
of the following: LIS, LON, MAD,
PAR, ROM, BER, STO, ATH,
MOW, HKG, BJS, TPE, SEL, TYO,
HNL, ANC, YVR, LAX, YEA, DEN,
MEX, CHI, NYC, YHZ, or YYT
• You changed the time setting
Auto receive is
turned on, but
manually.
• The DST setting was changed
the RCVD
indicator does
manually in the World Time Mode.
• You pressed a button while signal
not appear on
the display.
receive was in progress.
• Even if receive is successful, the
RCVD indicator will disappear
from the display each day when
the first auto receive operation of
the day is performed.
• Time data (hour, minutes, seconds)
only was received during the last
receive operation. The RCVD
indicator appears only when time
data and date data (year, month,
day) are both received.
• If the time is one hour off, the DST
Time setting
is incorrect
setting may be incorrect.
• The Home City code setting is not
following
signal
correct for the area where you are
reception.
using the watch.
• For further information, see "Important!" under "Time Calibration Signal Reception"
and "Radio-controlled Atomic Timekeeping Precautions".
World Time
World Time shows the current time in 48 cities (31 time
City code
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 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.
• Select a city code in the World Time Mode to display the
Current time in
current time in any particular time zone around the
selected city
globe. See the "City Code Table" for information about
the UTC differential settings that are supported.
• All of the operations in this section are performed in the World Time Mode, which
you enter by pressing C.
To view the time in another city
While in the World Time Mode, use the D (eastward) and B (westward) to scroll
through the city codes (time zones).
• Pressing the D and B at the same time will jump to the UTC time zone.
To toggle a city code time between Standard Time and Daylight Saving Time
1. In the World Time Mode, use D and B to display the
city code (time zone) whose Standard Time/Daylight
Saving Time setting you want to change.
2. Hold down A to toggle between Daylight Saving Time
(DST indicator displayed) and Standard Time (DST
indicator not displayed).
• The DST indicator is shown on the World Time Mode
screen while Daylight Saving Time is turned on.
DST indicator
• Note that the Standard Time/Daylight Saving Time
setting affects only the currently displayed city code.
Other city codes are not affected.
• Note that you cannot switch between Standard Time
and Daylight Saving Time while UTC is selected as the
city code.
Alarms
The Alarm Mode gives you a choice of four one-time
Alarm number
alarms and one snooze alarm.
Also use the Alarm Mode to turn the Hourly Time Signal
(
SIG
) on and off.
• There are five alarm screens numbered
AL3
and
AL4
alarm screen indicated by
Signal screen is indicated by
• All of the operations in this section are performed in the
Alarm Mode, which you enter by pressing C.
Alarm time
(Hour : Minutes)
To set an alarm time
1. In the Alarm Mode, use D to scroll through the alarm
screens until the one whose time you want to set is
displayed.
• To set a one-time alarm, display alarm screen
To set the snooze alarm, display the
SNZ
• The snooze alarm repeats every five minutes.
2. After you select an alarm, hold down A until the hour setting of the alarm time
starts to flash, which indicates the setting screen.
• This operation turns on the alarm automatically.
What you should do
• Enter the Timekeeping
Mode and try again.
• Select LIS, LON, MAD,
PAR, ROM, BER, STO,
ATH, MOW, HKG, BJS,
TPE, SEL, TYO, HNL, ANC,
YVR, LAX, YEA, DEN,
MEX, CHI, NYC, YHZ,
or YYT as your Home City.
• Perform manual signal
receive or wait until the next
auto signal receive
operation is performed.
• Check to make sure the
watch is in a location where
it can receive the signal.
• Change the DST setting to
Auto DST.
• Select the correct Home
City code.
AL1
,
AL2
,
for the one-time alarm, and a snooze
SNZ
. The Hourly Time
SIG
.
AL1
AL2
AL3
AL4
,
,
or
.
screen.
3. Press C to move the flashing between the hour and minute settings.
4. While a setting is flashing, use D (+) and B (–) to change it.
• With the 12-hour format, set the time correctly as a.m. or p.m. (P indicator).
5. Press A to exit the setting screen.
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 five minutes, until you turn the alarm off.
• Alarm and Hourly Time Signal operations are performed in accordance with the
Timekeeping Mode time.
• To stop the alarm tone after it starts to sound, press any button.
• Performing any one of the operations below during a 5-minute interval between
snooze alarms cancels the current snooze alarm operation.
Displaying the Timekeeping Mode setting screen
Displaying the
SNZ
setting screen
To test the alarm
In the Alarm Mode, hold down D to sound the alarm.
To turn an alarm on and off
1. In the Alarm Mode, use D to select an alarm.
Alarm on indicator
2. Press B to toggle it on and off.
• Turning on a alarm (
Snooze alarm
indicator
SNZ
) 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 flashes while the alarm is
sounding.
• The snooze alarm indicator flashes while the snooze
alarm is sounding and during the 5-minute intervals
between alarms.
ON
To turn the Hourly Time Signal on and off
1. In the Alarm Mode, use D to select the Hourly Time
Hourly time signal
Signal (
SIG
on indicator
2. Press B 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.
Stopwatch
The stopwatch lets you measure elapsed time, split times,
Hours
and two finishes.
• The display range of the stopwatch is 23 hours, 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
Seconds
on the display clears the split time and returns to
elapsed time measurement.
1/100 second
• All of the operations in this section are performed in the
Minutes
Stopwatch Mode, which you enter by pressing C.
To measure times with the stopwatch
Elapsed Time
D
➤
D
➤
D
Start
Stop
Re-start
Split Time
D
➤
B
➤
B
Start
Split
Split release
(SPL displayed)
Two Finishes
D
B
D
➤
➤
Start
Split
Stop
First runner finishes.
Second runner
Display time of first
finishes.
runner.
Countdown Timer
You can set the countdown timer 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
C.
Countdown End Beeper
Hours
The countdown end beeper lets you know when the
Minutes
countdown reaches zero. The beeper stops after about 10
Seconds
seconds or when you press any button.
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 "To use the countdown timer" to
display it.
2. Press C to move the flashing in the sequence shown
below to select other settings.
AL1
,
AL2
,
AL3
,
AL4
or
).
D
B
➤
➤
Stop
Clear
➤
D
➤
B
Stop
Clear
B
B
➤
➤
Split release
Clear
Display time of
second runner.
Hours
Minutes
3
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