Casio 5454 Operation Manual Download Page 5

Note

Reception takes anywhere from

about 30 seconds to about two

minutes.

It can take as long as 13 minutes

when leap second information is

included.

You may experience location

information acquisition problems

when you are in the vicinity of a time

zone borderline.

The watch’s time and day will not be

indicated correctly if the Home City

(Time Zone) setting is not right for

your location. Perform position

information acquisition in a

representative city in your time zone

or in a location that is well within the

time zone. Or you can perform a time

information receive operation to

adjust time and day settings after

configuring Home City (Time Zone)

and summer time settings manually.

l

 

Selecting a Time Zone

l

 

Acquiring GPS Time Information

Manually

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 (time zone), day, and time

settings will be adjusted accordingly.

Note

GPS signal reception requires large

amounts of power. Perform it only

when necessary.

Getting ready

The receive operation is performed only while

the watch is in the Timekeeping Mode (normal

timekeeping).

Normally the mode hand points to the

current day of the week.

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Navigating Between Modes

30

Mode 

hand

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 (B) for at least one second.

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.

30

Second hand

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.

30

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

Reception takes anywhere from

about seven seconds to about one

minute.

It can take as long as 13 minutes

when leap second information is

included.

Auto GPS Signal Receive

When the conditions below are satisfied, the
watch will automatically receive 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.

Time information

Watch in the Timekeeping Mode (normal
timekeeping)

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.

Position information

Watch in the Timekeeping Mode (normal
timekeeping)

The watch exited the Airplane 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.

Note

The time information receive
operation takes anywhere from
about seven seconds to one minute,
while position information
acquisition takes anywhere from
about 30 seconds to two minutes.

The receive operation can take as
long as 13 minutes when leap
second information is included.

Operation Guide 5454

5

Summary of Contents for 5454

Page 1: ...H GPS signal time information and position information acquisition in progress I Time calibration reception in progress Navigating Between Modes This watch has a Timekeeping Mode and a Stopwatch Mode...

Page 2: ...ill automatically become disabled If that happens push the crown back in and then pull it out again Changing Hand and the Day Indicator Settings 3 0 Mode hand Day indicator Mode Hand and Day Indicator...

Page 3: ...10 000 lux C Overcast day near a window 5 000 lux D Indoor fluorescent lighting 500 lux Note Actual charging time depends on the local charging environment Checking the Charge Level The charge level i...

Page 4: ...ssible in the areas described below Where the sky is not visible Indoors Reception may be possible near a window Near wireless communication equipment or other devices that generate magnetism You may...

Page 5: ...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 3 0 Second hand If information acquisition is successful...

Page 6: ...aga Chinese Time Calibration Signal BPC 500 kilometers 1 500 kilometers Chengdu Shangqiu Hong Kong Shanghai Beijing Changchun U S Time Calibration Signal WWVB 600 miles 1 000 kilometers 2 000 miles 3...

Page 7: ...10 C 14 F or greater than approximately 60 C 140 F Note that an internal decoding process the watchperformsafteritreceivesasignalmay cause the time setting to be slightly off by less than one second I...

Page 8: ...ointed at AT AUTO STD or DST you can hold down A for about one second to cycle the summer time setting in the sequence below AT AUTO n STD n DST 3 0 AT AUTO The watch switches between standard time an...

Page 9: ...ormation about time zones see the City Time Zone List 3 To change the summer time setting press A While the mode hand is pointed at AT AUTO STD or DST you can hold down A for about one second to cycle...

Page 10: ...de hand is stopped at 12 o clock and check if the day is indicated properly 3 0 Day Operation start day Mode hand 6 If the mode hand or the day indicator is not in the proper position rotate the crown...

Page 11: ...NL Honolulu Second 40 10 Marquesas Islands Second 41 9 5 ANC Anchorage Second 42 9 LAX Los Angeles Second 44 8 DEN Denver Second 46 7 CHI Chicago Second 48 6 NYC New York Second 50 5 Caracas Second 51...

Page 12: ...re to avoid covering the watch face with the sleeve of your clothing Q4 Signal reception should have been successful but the watch s time and or day is wrong Is your Home City time zone setting correc...

Page 13: ...l Charging the Watch Q4 The hands suddenly start moving at high speed This is due to one of the reasons below and does not indicate malfunction Simply wait until normal hand movement resumes The watch...

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