Filter
Top Products
Operation Guide 5135
3
When reception fails
• The watch displays “ERROR” without adjusting the current time setting.
• To return to the Timekeeping Mode after “ERROR” appears, press B or C, or do
not perform any operation for one or two minutes.
• Once any receive operation is successful, the receive successful indicator will
remain on the display for the rest of the day, even if other receive operations fail.
To turn auto receive on and off
1.In the Timekeeping Mode, press B to enter the
Battery/Receive Mode.
2.Press C to display the date and time of the last
successful signal reception.
3.Hold down A until the current auto receive setting (ON
or OFF) starts to flash. This is the setting screen.
• Note that the setting screen will not appear if the
currently selected Home City is one that does not
support time calibration reception.
On/Off status
• For information about city codes that support signal receive, see “To specify your
Home City”.
4. Press C to toggle auto receive on (ON) and off (OFF).
5. To return to the Timekeeping Mode, hold down B for at least two seconds.
To view the latest signal reception results
1. In the Timekeeping Mode, press B to enter the Battery/Receive Mode.
2. Press C to display the date and time of the last successful signal reception.
• To return to the Timekeeping Mode, hold down B for at least two seconds.
• If there have been no successful receptions, the time will show “- -:- -”.
1 second
▲
▲
▲
1 second
1 second
• The watch is not in the
Timekeeping Mode.
• Your current Home City is not
one of the following: LON, PAR,
ATH, HKG, TYO, HNL, ANC,
LAX, DEN, CHI, or NYC
• You changed the time setting
manually.
• The DST setting was changed
manually in the World Time
Mode.
• You pressed a button while
signal receive was in progress.
• Even if reception is successful
on a particular day, the receive
successful indicator will
disappear when the first auto
receive operation is performed
on the following day.
• Time data (hour, minutes,
seconds) only was received
during the last receive
operation. The receive
successful indicator appears
only when time data and date
data (year, month, day) are both
received.
Cannot perform
manual receive.
Auto receive is
turned on, but
the receive
successful
indicator does
not appear on
the display.
• Enter the Timekeeping Mode
and try again.
• Select LON, PAR, ATH, HKG,
TYO, HNL, ANC, LAX, DEN,
CHI, or NYC 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.
What you should doProblem Probable Cause
Signal Reception Troubleshooting
Check the following points whenever you experience problems with signal reception.
• Change the DST setting to
Auto DST.
• Select the correct Home City
code.
Time setting is
incorrect
following signal
reception.
• If the time is one hour off, the
DST setting may be incorrect.
• The Home City code setting is
not correct for the area where
you are 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 29 cities (29 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 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.
• The World Time Mode indicator is displayed in the World
Time Mode.
• Select a city code in the World Time Mode to display the
current time in any particular time zone around the
globe. See the “City Code Table” for information about
the UTC differential settings that are supported.
Current time in
selected city
World Time
Mode indicator
• All of the operations in this section are performed in the World Time Mode, which
you enter by pressing B.
To view the time in another city
In the World Time Mode, press C.
• This will cause the city code of the currently selected World Time City to appear for
about two seconds, followed by the current time in that city.
• Pressing C while a city code is displayed will scroll to the next city code, in the
sequence noted in the “City Code Table”.
To toggle a city code time between Standard Time and Daylight Saving Time
1.In the World Time Mode, use C 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.
• Note that the Standard Time/Daylight Saving Time
setting affects only the currently displayed city code.
Other city codes are not affected.
• Selecting Daylight Saving Time for the city that is
currently selected as the Home City, will also apply
Daylight Saving Time to the Timekeeping Mode time.
• Note that you cannot switch between Standard Time
and Daylight Saving Time while UTC is selected as the
city code.
DST indicator
Alarms
The Alarm Mode lets you configure five daily alarms. You
also can use it to turn the Hourly Time Signal on or off.
• The watch beeps for about 10 seconds when an alarm
time is reached.
• Turning on the Hourly Time Signal causes the watch to
beep on the hour every hour.
• All of the operations in this section are performed in the
Alarm Mode, which you enter by pressing B.
Alarm time
(Hour : Minutes)
To set an alarm time
1. In the Alarm Mode, use C to scroll through the alarm screens until the one whose
time you want to set is displayed.
AL1 AL2 AL3
SIG AL5 AL4
• The alarm screens are AL1, AL2, AL3, AL4, and AL5.
2. Hold down A until the hour digits of the current alarm time start to flash. This is the
setting mode.
• Entering the setting mode automatically turns on the displayed alarm.
About 1 second
Alarm timeAlarm number
▲
▲
3. Press C to scroll the hour value, until it displays the value you want.
• When setting the hour, make sure that AM (A) or PM (P) is indicated correctly
when using 12-hour timekeeping, or that you specify the correct 24-hour time.
• The same 12-hour/24-hour format you select for the Timekeeping Mode time is
also applied in the Alarm Mode.
4. After the hour setting is the way you want, press B to move the flashing to the
minutes.
• Press C to scroll the minute value.
5. When the minute setting is the way you want, press B. This will cause “ON” to
flash on the display.
• Press C to toggle the alarm setting between ON and OFF.
C
▲
▲
6. After the setting is the way you want, press A 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.
• 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.
To turn the Hourly Time Signal on and off
1. In the Alarm Mode, use C to select the Hourly Time Signal.
2. Hold down A for about three seconds until “ON” flashes on the display. This is the
setting mode.
• Entering the setting mode automatically turns on the Hourly Time Signal.
3. Press C to toggle the Hourly Time Signal between on and off.
C
▲
▲
4. Press A to exit the setting screen.
To turn off all alarms and the Hourly Time Signal
In the Alarm Mode, hold down C for about three seconds.
• “ALL OFF” will appear on the display indicating all alarms and the Hourly Time
Signal are turned off.