Acquiring Gps Time Information Manually; Receiving A Time Information Automatically; Leap Second Reception; Time Adjustment Using A Time Calibration Signal - Casio 5502 Operation Manual

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Acquiring GPS Time Information
Manually
You can use a button operation on the watch
to receive GPS signal time information. When
the receive operation is successful, the
watch's Home City, day, and time settings will
be adjusted accordingly.
Note
GPS signal reception requires large
amounts of power. Perform it only
when necessary.
Getting ready
Enter the Timekeeping Mode.
Navigating Between Modes
l
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1.
Move to a location appropriate for signal
reception and orient the watch so its
display is pointed straight up at the sky.
2.
Hold down (D) for at least 1.5 seconds.
Release the button as soon as the second
hand points to "T (TIME)".
The second hand will move in the
following sequence: "Y(YES)" or
"N(NO)" n "T(TIME)".
This indicates that time information
receipt has started.
Second hand
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If information acquisition is successful,
the second hand will move to "Y(YES)",
and then the watch will automatically
adjust its time and day settings.
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If reception fails for some reason, the
second hand will move to "N(NO)" and
then the watch will indicate the current
time and day without adjusting them.
Note
Receive takes anywhere from about
six to 60 seconds.
It can take as long as 13 minutes
when leap second information is
included.
Operation Guide 5502
Receiving a Time Information
Automatically
When the conditions below are satisfied, the
watch will automatically receive time
information from a GPS signal. If any time
information receive is successful, the watch
will no longer attempt to receive a signal for
the rest of the day.
In the Timekeeping Mode
Current time is between 6:00 a.m. and 10:00
p.m.
Light (near a window on a clear day)
continually shining on the face of the watch
for about one to two minutes.
Time calibration signal reception was not
successful during the previous evening.
Note
The time information receive
operation takes anywhere from
about six to 60 seconds.
The receive operation can take as
long as 13 minutes when leap
second information is included.

Leap Second Reception

GPS signal reception each year on June 1 or
later and on December 1 or later also receives
leap second information.
Note
It can take as long as 13 minutes to
complete leap second information
reception.
Leap second information receive is
repeated until information receipt is
complete.
Once leap second information
receive is complete, the watch will
not make any attempt to receive it
again until the following June 1 or
December 1.
When connecting with a phone to
adjust the watch date and time
settings, leap seconds will also be
received along with the time
information. If this happens, leap
seconds may not be received when
receiving a GPS signal.
Time Adjustment Using a
Time Calibration Signal
Appropriate Signal Reception
Location
A time calibration signal can be received while
the watch is near a window.
Keep metal objects away from the watch.
Do not move the watch.
Do not perform any operation on the watch.
6 o'clock position
Note
You may experience time calibration
signal reception problems in the
areas described below.
Among or near buildings
While riding in a vehicle
Near household appliances,
office machines, mobile phones,
etc.
On a construction site, in an
airport, or any other location
where radio wave interference
occurs
Near high-voltage lines
In mountainous areas or behind a
mountain
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