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Operation Guide 5263
World Time Mode
■ The World Time indicated by the n Right Dial Hands in the World Time Mode is
one hour off from the actual time in the selected time zone.
The STD (standard time)/DST (daylight saving time) setting of the selected World
Time City may be wrong. Select the correct STD (standard time)/DST (daylight saving
time) setting (page E-53).
■ The World Time indicated by the n Right Dial Hands in the World Time Mode
is off.
Your Home City settings may be wrong. Check your Home City settings and correct
them, if necessary (page E-34).
Charging
■ The watch does not resume operation after I expose it to light.
This can happen after the power level drops to Level 3 (page E-12). Continue
exposing the watch to light until the x Second Hand starts moving normally (at one-
second intervals).
E-70
■ The x Second Hand indicates NO (N) when I check the result of the latest
receive operation.
Possible Cause
Remedy
You are wearing or moving the
watch, or performing a button
Keep the watch in an area where reception
operation during the signal receive
conditions are good while the signal receive
operation.
operation is being performed.
The watch is in an area with poor
reception conditions.
You are in an area where signal
reception is not possible for some
See "Approximate Reception Ranges".
reason.
Check the website of the organization
that maintains the time calibration signal
The calibration signal is not being
in your area for information about its
transmitted for some reason.
down times.
Try again later.
E-72
■ Auto Receive is not performed or I cannot perform Manual Receive.
Possible Cause
Remedy
Auto Receive is not performed while
the watch is in the Stopwatch Mode or
The watch is in the Stopwatch Mode
Countdown Timer Mode. Hold down C at
or Countdown Timer Mode.
least two seconds to enter the Timekeeping
Mode.
Check your Home City setting and correct
Your Home City setting is wrong.
it, if necessary.
Both Auto Receive and Manual Receive
are impossible while a countdown is in
A countdown timer operation is in
progress. In the Countdown Timer Mode,
progress.
stop the timer operation and then return to
the Timekeeping Mode.
There is not enough power for signal
Expose the watch to light to charge it.
reception.
E-74
Specifi cations
Accuracy at normal temperature: ± 15 seconds a month (with no signal calibration)
Timekeeping: Hour, minutes (hand moves every 10 seconds), seconds, 24-hour,
day, day of the week
Calendar system: Full Auto-calendar pre-programmed from the year 2000 to 2099
Other: Home City code (can be assigned one of 29 city codes and Coordinated
Universal Time); Daylight Saving Time (summer time) / Standard Time
Time Calibration Signal Reception: Auto receive up to six times a day (5 times a
day for the Chinese calibration signal; Remaining auto receives
cancelled as soon as one is successful); Manual receive
Receivable Time Calibration Signals:
Mainfl ingen, Germany (Call Sign: DCF77, Frequency: 77.5 kHz);
Anthorn, England (Call Sign: MSF, Frequency: 60.0 kHz); Fukushima,
Japan (Call Sign: JJY, Frequency: 40.0 kHz); Fukuoka/Saga, Japan
(Call Sign: JJY, Frequency: 60.0 kHz); Fort Collins, Colorado, the
United States (Call Sign: WWVB, Frequency: 60.0 kHz); Shangqiu City,
Henan Province, China (Call Sign: BPC, Frequency: 68.5 kHz)
E-76
■ The x Second Hand starts to move at one-second intervals, but then suddenly
returns to moving at two-second intervals.
The watch probably is not suffi ciently charged yet. Continue keeping it exposed to
light.
Time Calibration Signal
The information in this section applies only when LONDON (LON), PARIS (PAR),
ATHENS (ATH), HONOLULU (HNL), ANCHORAGE (ANC), LOS ANGELES (LAX),
DENVER (DEN), CHICAGO (CHI), NEW YORK (NYC), HONG KONG (HKG), or
TOKYO (TYO) is selected as the Home City. You need to adjust the current time
manually when any other city is selected as the Home City.
■ The current time setting changes after I set it manually.
You may have the watch confi gured for Auto Receive of the time calibration signal
(page E-25), which will cause the time to be adjusted automatically according to your
Page
currently selected Home City. If this results in the wrong time setting, check your
Home City setting and correct it, if necessary (page E-34).
■ The current time setting is off by one hour.
E-23
Possible Cause
E-20
Signal reception on a day for
switching between STD (standard
time)/DST (daylight saving time) may
have failed for some reason.
—
■ Signal reception is being performed successfully, but the time and/or day is
wrong.
Page
Possible Cause
Your Home City setting is wrong.
E-31
The watch may have been exposed
to magnetism or strong impact, which
has caused problems with proper
E-34
hand and day alignment.
E-47
E-10
Stopwatch: Measuring capacity: 23:59'59.95"
Measuring unit: 1/20 second
Measuring mode: Elapsed time, split time
Countdown Timer:
Measuring unit: 1 second
Input range: 1 minute to 24 hours (1-minute increments)
Other: Auto switching to elapsed time measurement (1-second units) when the end
of a countdown timer operation is reached
World Time: 29 cities (29 time zones) and Coordinated Universal Time
Other: Standard Time/Daylight Saving Time (summer time); Home City/World Time
City swapping
Alarm: Daily alarm
Other: Power Saving; Low battery alert; Auto Correction of Hand Home Positions
Power Supply: Solar panel and one rechargeable battery
Approximate battery operating time: 5 months (no exposure to light after a full
charge; Analog hands operational 18 hours per day and one signal reception of
approximately 4 minutes per day)
Remedy
Perform the operation under "To get ready
for a receive operation". The time setting
will be adjusted automatically as soon as
signal reception is successful.
If you are unable to receive the time
calibration signal, change the STD
(standard time)/DST (daylight saving time)
setting manually.
Remedy
Check your Home City setting and correct
it, if necessary.
Adjust the watch's hand and day home
positions.
City Code Table
E-71
Page
E-23
E-36
E-73
Page
E-34
E-62
E-75
E-77
L-1
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