Casio GW-3500BB

User Manual - Page 3

For GW-3500BB.

PDF File Manual, 10 pages, Download pdf file

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Operation Guide 5173
E-29
Time calibration signal reception takes from two to x
seven minutes, but in some cases it can take as long
as 14 minutes. Take care that you do not perform any
button operations or move the watch during this time.
When a signal receive operation is successful, x GET
appears on the upper display and the lower display
shows the time and date of the successful operation.
The watch will adjust its time setting in accordance
with the information provided by the signal.
The watch will return to the Timekeeping Mode if you x
press A or if you do not perform any operation for
about one or two minutes.
x ERR will appear on the upper display if the receive
operation is not successful. The watch will not adjust
its time setting in this case. Press A to return to the
Timekeeping Mode.
Receive successful
Receive failed
E-28
To perform manual receive
Place the watch on a stable surface so its 12 o’clock 1.
side is facing towards a window (page E-18).
In the Timekeeping Mode, hold down 2. A for about two
seconds until the watch beeps.
The digital display will go blank, and the left dial hand 3.
will move to R (READY). This indicates that the watch is
getting ready for time calibration signal reception.
See the information under “Signal Reception x
Troubleshooting” (page E-32) if you experience problems.
The left dial hand will move to x W (WORK) and stay
there while actual reception is in progress.
If signal reception is unstable during reception, the x
left dial hand may move between W (WORK) and R
(READY).
The hour and minute hands continue to keep time x
normally.
Receiving
W (WORK)
R (READY)
E-27
Note
When a calibration time is reached, the watch will receive the calibration signal x
only if it is in either the Timekeeping Mode or World Time Mode. Reception is not
performed if a calibration time is reached while you are confi
guring settings.
Auto receive of the calibration signal is designed to be performed early in the x
morning, while you sleep (provided that the Timekeeping Mode time is set
correctly). Before going to bed for the night, remove the watch from your wrist, and
put it in a location where it can receive the signal easily.
The watch receives the calibration signal for two to 14 minutes everyday when x
the time in the Timekeeping Mode reaches a calibration time. Do not perform any
button operation within 14 minutes before or after the calibration times. Doing so
can interfere with correct calibration.
Remember that reception of the calibration signal depends on the current time in x
your Home City, as kept in the Timekeeping Mode.
E-26
Your Home City
Auto Receive Start Times
12345 6
HNL
ANC
LAX
DEN
CHI
NYC
YVR
YEA
MEX
MIA
YTO
YHZ
YYT
Standard Time
and
Daylight
Saving Time
Midnight 1:00 am 2:00 am 3:00 am 4:00 am 5:00 am
*Next day
E-25
Your Home City
Auto Receive Start Times
12345 6
ATH
Standard Time
Daylight
Saving Time
3:00 am
4:00 am
4:00 am
5:00 am
5:00 am
Midnight*
Midnight*
1:00 am
1:00 am
2:00 am
2:00 am
3:00 am
MOW
Standard Time
Daylight
Saving Time
4:00 am
5:00 am
5:00 am
Midnight*
Midnight*
1:00 am
1:00 am
2:00 am
2:00 am
3:00 am
3:00 am
4:00 am
HKG
BJS
Standard Time
1:00 am 2:00 am 3:00 am 4:00 am 5:00 am
TYO
TPE
SEL
Standard Time
Midnight 1:00 am 2:00 am 3:00 am 4:00 am 5:00 am
*Next day
E-24
About Auto Receive
The watch receives the time calibration signal automatically up to six times a day
(fi ve times for the China signal). When any auto receive is successful, remaining auto
receive operations are not performed. The reception schedule (calibration times)
depends on your currently selected Home City, and whether standard time or Daylight
Saving Time is selected for your Home City.
Your Home City
Auto Receive Start Times
12345 6
LON
LIS
Standard Time
Daylight
Saving Time
1:00 am
2:00 am
2:00 am
3:00 am
3:00 am
4:00 am
4:00 am
5:00 am
5:00 am
Midnight*
Midnight*
1:00 am
PAR
BER
MAD
ROM
STO
Standard Time
Daylight
Saving Time
2:00 am
3:00 am
3:00 am
4:00 am
4:00 am
5:00 am
5:00 am
Midnight*
Midnight*
1:00 am
1:00 am
2:00 am
E-23D
Note
x Even if you are within the normal reception range of a time calibration signal,
reception may be made impossible by the following factors: geographic contours,
weather, the season, the time of day, wireless noise.
x As of July 2010, China does not use Daylight Saving Time (DST). If China does go to
the Daylight Saving Time system in the future, some functions of this watch may no
longer operate correctly.
E-22 D
United States (WWVB)
The United States time signal radio station is located in Fort Collins, Colorado.
The reception range of the U.S. time signal is approximately 3,000 km from the
transmission station.
U.K. (MSF)/Germany (DCF77)
The U.K. time signal radio station is located in Anthorn, Cumbria.
The German time signal radio station is located in Mainflingen, southeast of Frankfurt.
The reception range of the U.K. and German time signals is approximately 1,500 km
from each transmission station.
E-21D
Approximate Reception Ranges
Japan (JJY)
The Japan time signal radio stations are located on Mt. Otakadoya in Fukushima and
Mt. Hagane in Fukuoka/Saga.
The reception range of the Japanese time signals is approximately 1,000 km from
each transmission station.
China (BPC)
The China time signal radio station is located in Shangqiu, Henan Province, China.
The reception range of the Chinese time signal is approximately 1,500 km from the
transmission station.
E-20 D
x The time calibration signal the watch will attempt to pick up depends on its current
Home City code setting as shown below.
Home City Code Transmitter Frequency
LON, PAR, BER, ATH, LIS, MAD,
ROM, STO, MOW
Anthorn (England) 60.0 kHz
Mainflingen (Germany) 77.5 kHz
HKG, BJS Shangqiu City (China) 68.5 kHz
TPE, SEL, TYO
Fukushima (Japan) 40.0 kHz
Fukuoka/Saga (Japan) 60.0 kHz
HNL, ANC, LAX, DEN, CHI, NYC,
YVR, YEA, MEX, MIA, YTO, YHZ,
YYT
Fort Collins, Colorado
(the United States)
60.0 kHz
x Calibration signal reception is disabled while a countdown timer operation is in
progress.
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