Casio 5454 Operation Manual Download Page 3

Important!

If the second hand stops for some
time after the watch is continuously
exposed to light, it could mean that
charging is not possible due to over-
discharge. Request chargeable
(secondary) battery replacement by
your original retailer or authorized
CASIO service center.

Depending on light intensity and
local conditions, the watch may
become hot to the touch when
exposed to light for charging. Take
care to avoid burn injury after
charging. Also, avoid charging the
watch under high-temperature
conditions like the ones described
below.

On the dashboard of a vehicle
parked in the sun

Near an incandescent light bulb or
other source of heat

Under direct sunlight or in other
hot areas for long periods

Note

Exposing the watch face to light after
the battery goes dead will cause the
second hand to revolve
counterclockwise until it stops at
second 57. This indicates charging
has started.

A fully charged watch can operate
for approximately seven months
without further charging. Watch
operation will stop approximately 20
days after the battery goes low.

Charging Times

Light Intensity

Charge Level

1

Charge Level

2

High

p

Low

A

8 hours

28 hours

B

26 hours

105 hours

C

42 hours

170 hours

D

469 hours

-

Charge Level 1:
Time from dead battery until hand movement
starts

Charge Level 2:
Time from hand movement starts until a full
charge

Light Intensity

A

Sunny day, outdoors (50,000 lux)

B

Sunny day, near a window (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 is indicated by watch hand
movement. Functions become disabled as
battery power goes low.

Important!

Should battery go low or go dead,
expose the face (solar panel) to light
as soon as possible.

Immediately after pressing (C) to enter to the
Timekeeping Mode, the second hand will
move to one of the positions below to indicate
the battery charge level.

Battery Charged

2 o'clock

12 o'clock

Low Battery Power

4 o'clock

6 o'clock

Also, the second hand jumps at two-second
or five-second intervals.

30

30

Two-second intervals

Five-second intervals

Second hand

Above right figures indicate a lower battery
charge.

Dead Battery

All hands are stopped.

1

Power Saving Function

Leaving the watch in a dark location for about
one hour between the hours of 10 p.m. and 6
a.m. will cause the second hand to stop, and
the watch will enter Level 1 power saving. If
the watch is left in this condition for six or
seven days, all hands will stop and the watch
will enter Level 2 power saving.

Level 1:
Basic timekeeping functions are operational.

Level 2:
Only the day indicator is operational.

Note

Note that the watch also may enter
the power saving state if its face is
blocked from light by your sleeve
while you are wearing it.

The watch will enter power saving
from the Timekeeping Mode only.

Recovering from Power Saving
Operation

Press any button or place the watch in a well-
lit area to recover from power saving.

Operation Guide 5454

3

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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