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Operation Guide 5012 (OC)

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MA0804-EC

Before using the watch...

Expose the watch to light.

Your watch runs on electrical power generated from light, which is
stored by a chargeable battery. Long-term storage of the watch can
cause the battery to run low, so be sure to expose the watch to light
before using it for the first time. See “Solar Charging” for more
information.

Low Battery Alert

When secondary battery power is low, the second hand of the watch
will jump at 2-second intervals to let you know that charging is
required.

See “Low Battery Alert” for more information.

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Jumps at 2-second 
intervals.

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Power Saving

Power Saving causes the watch to enter a sleep state automatically
and stop movement of the analog hands in order to save power
whenever the watch is left in the dark.
The watch will exit the sleep state if you expose it to light or perform
any button operation.

Though the hands are stopped, the watch continues to keep time
internally.

Note that the watch also may enter the sleep state and stop if the
solar panel is blocked from light by your sleeve.

Sleep Level 1

Sleep Level 1 is triggered whenever the watch is left in the dark for
about one hour any time between the hours of 10 p.m. and 6 a.m.

In Sleep Level 1:

The second hand is stopped.

The hour hand, 24-hour hand, minute hand, and day indicator
continue to operate normally.

Auto Receive is performed normally.

Sleep Level 2

Sleep Level 2 is triggered whenever the watch is left in the dark
while in Sleep Level 1 for six or seven days.

In Sleep Level 2:

The hour hand, 24-hour hand, and minute hand are stopped.

If the watch reaches Sleep Level 2 while in the World Time Mode,
the hands will move to 12 o’clock and stop when the Home City
time (kept internally) reaches midnight.

Auto Receive is disabled.

The day indicator continues to operate normally.

Modes and Indicators

To toggle between the Timekeeping Mode and Stopwatch Mode, press the 

D

 button.

To toggle between the Timekeeping Mode and World Time Mode,
press the 

C

 button.

About 1.5 seconds after you enter the World Time Mode, the
watch’s hands will start to move to the current World Time. Note
that the only operation you can perform while the hands are
moving is changing to another mode.

The shape and markings of the face depend on the watch
model.

Timekeeping Mode

Stopwatch Mode

(While reset.)

  You also can start a stopwatch elapsed time 

operation from the Timekeeping Mode by pressing 
the       button.

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30

24-hour  
hand

 Start

 Stop

Minute  
hand

 Reset

Second hand

Button

Button

Button

Button

Indicator hand

Minute hand

Second hand

Day

Hour hand

Day of the  
week hand

1/20-second hand 
1/20-second timing is performed only for the first minute  
after you start or restart an elapsed time measurement.

For more information, see “How a Radio-controlled 
Watch Works”.

Timekeeping Mode

World Time Mode

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30

City code

Summary of Contents for 5012 (OC)

Page 1: ...or continue to operate normally Auto Receive is performed normally Sleep Level 2 Sleep Level 2 is triggered whenever the watch is left in the dark while in Sleep Level 1 for six or seven days In Sleep...

Page 2: ...automatically to the current time setting Try to keep the watch exposed to light as much as possible during normal use Charging Precautions Avoid charging the watch in the following locations and anyw...

Page 3: ...e direction of the signal transmitter Keep the watch away from metal objects Resin band Metal band Orienting the watch so it is sideways to the transmitter makes it more difficult for the watch to rec...

Page 4: ...s calendar shows dates up to the year 2099 Attempting a receive operation after that causes an error Troubleshooting 1 The watch cannot receive the time calibration signal Is there something in the im...

Page 5: ...Stopwatch Mode perform the operations shown below 30 Start Stop Second hand 1 20 second hand Reset Minute hand Start Stop Reset 1 20 second timing is performed only for the first minute after you star...

Page 6: ...o NYC Configuring Home City Settings Use the procedures in this section to configure Home City settings including selecting a region and city code setting the time and date etc You also can use the pr...

Page 7: ...tton Check the 24 hour hand to make sure that the time is set properly 1 00 a m 1 o clock 1 00 p m 13 o clock 4 Press C C C C C to change to the year setting 5 Use the D D D D D button to move the uni...

Page 8: ...her button will cause the hands to move at high speed Once started high speed hand movement will continue even if you release the button To stop high speed hand movement press any button The 24 hour h...

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