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Casio 3284 Operation Manual page 2

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Operation Guide 3284
To stop the alarm
Press any button to stop the alarm after it starts to sound.
To switch the Daily Alarm and Hourly Time Signal on and off
Press A while in the Alarm Mode to change the status of the Daily Alarm and Hourly
Time Signal in the following sequence.
Both on
Both off
To test the alarm
Hold down A while in the Alarm Mode to sound the alarm.
E-10
To measure times with the stopwatch
(a) Elapsed time measurement
A
A
A
Start
Stop
Re-start
(b) Split time measurement
A
C
C
Start
Split
Split release
(SPL displayed)
(c) Split time and 1st-2nd place times
A
C
A
Start
Split
Stop
First runner
Second runner
fi nishes.
fi nishes.
Display time of
fi rst runner.
E-12
3.
While the second's digits are selected (fl ashing), press
. If you press A while the second's count is in the range of 30 to 59, the seconds
are reset to
and 1 is added to the minutes. If the second's count is in the range of
00 to 29, the minute's count is unchanged.
4.
While any other digits (besides seconds) are selected (fl ashing), press
increase the number. While the day of the week is selected, pressing A advances
to the next day. Holding down A changes the current selection at high speed.
B to return to the Timekeeping Mode.
5.
After you set the time and date, press
If you do not operate any button for one or two minutes while a selection is fl ashing,
the fl ashing stops and the watch goes back to the Timekeeping Mode automatically.
E-14
Daily Alarm only
Hourly Time
Signal only
A
C
Stop
Clear
A
C
Stop
Clear
C
C
Split release
Clear
Display time of
second runner.
A to reset the seconds to
A to
Stopwatch
The Stopwatch Mode lets you measure elapsed time, split
Mode indicator
times, and two fi nishes. The range of the stopwatch is
59 minutes, 59.99 seconds.
The stopwatch continues to run, restarting from zero after
it reaches its limit, until you stop it.
The stopwatch measurement operation continues even if
you exit the Stopwatch Mode.
Exiting the Stopwatch Mode while a split time is frozen
on the display clears the split time and returns to elapsed
Minutes
time measurement.
All of the operations in this section are performed in the
Seconds
Stopwatch Mode, which you enter by pressing B (page
1/100 second
E-5).
Time Setting
Use the Time Setting Mode to set the current time and
PM indicator
date.
Day of week
Day
To set the time and date
B to enter the Time Setting Mode (page E-5).
1.
Use
The second's digits fl ash because they are selected.
C to change the selection in the following
2.
Press
sequence.
Seconds
Hour : Minutes Seconds
Day of
the Week
Specifi cations
Accuracy at normal temperature: ±30 seconds a month
Timekeeping: Hour, minutes, seconds, p.m., day, and day of the week
Time system: Switchable between 12-hour and 24-hour formats
Calendar system: Auto-calendar set at 28 days for February
Alarm: Daily alarm, Hourly time signal
Stopwatch
Measuring units: 1/100 seconds
Measuring capacity: 59 minutes, 59.99 seconds
Measuring modes: Elapsed time, split time, and two fi nishes
Illumination: LED (light-emitting diode)
Battery: One lithium battery
Type: CR1616
Battery life: Approx. 5 years
1 second of illumination operation per day
20 seconds of alarm operation per day
E-11
Hour
Minutes
Day
Month
E-13
E-15

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