Using The Stopwatch; Using The Countdown Timer; Using The Alarm; To Delete A Specifi C Time Stamp Record - Casio 3445 Operation Manual

Display of Time Stamp Records Created in Each Mode
Diving Mode
Record Number
Water Depth
(alternates with water temperature
and the hour, minute, second)
Other Modes
Hour, minute, Month, day
second
Pressing A displays the date (year, month day) and time for about two seconds.
•
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Using the Stopwatch

The stopwatch measures elapsed time, split times, and two fi nishes.
To enter the Stopwatch Mode
Hours
Use C to select the Stopwatch Mode (STW) as shown on page E-26.
To perform an elapsed time operation
D
Start
To pause at a split time
Minutes
Seconds
D
1/100 second
Start
Current time
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Using the Countdown Timer

The countdown timer can be confi gured to start at a preset time, and sound an alarm when the end of the
countdown is reached.
Note
• The time up alarm will sound even if the watch is in the Diving Mode. Perform the start operation before
entering the Diving Mode.
To enter the Countdown Timer Mode
Countdown time
Use C to select the Countdown Timer Mode (TMR) as shown on page E-26.
(Hour, minutes, seconds)
• About one second after TMR appears on the display, the display will
change to show the countdown time hours.
To specify the countdown start time
1. Enter the Countdown Timer Mode.
• If a countdown is in progress (indicated by the seconds counting
down), press D to stop it and then press A to reset to the current
countdown start time.
If a countdown is paused, press A to reset to the current
•
countdown start time.
Current time
2. Hold down A for at least two seconds.
• SET Hold will fl ash on the display and then the current start time
setting will start to fl ash. Keep A depressed until the start time
setting starts to fl ash.
3. Press C to move the fl ashing between the hour and minute settings.
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Using the Alarm

You can set fi ve independent daily alarms. When an alarm is turned on,
Alarm name
an alarm will sound for about 10 seconds each day when the time in the
(AL-, SNZ, or SIG)
Timekeeping Mode reaches the preset alarm time. This is true even if the
watch is not in the Timekeeping Mode. One of the daily alarms is a
snooze alarm. The snooze alarm will sound every fi ve minutes up to
seven times or until it is turned off. You can also turn on an Hourly Time
Signal, which will cause the watch to beep twice every hour on the hour.
Note
• The alarm will sound even if the watch is in the Diving Mode.
• Set the time before entering the Diving Mode.
Current time
To enter the Alarm Mode
Use C to select the Alarm Mode (ALM) as shown on page E-26.
Alarm time
• About one second after ALM appears on the display, the display will
(Hour : Minutes)
change to show an alarm name (AL-1 to AL-4, or SNZ) or the SIG
indicator. The alarm name indicates an alarm screen. SIG is shown
when the Hourly Time Signal screen is on the display.
• When you enter the Alarm Mode, the data you were viewing when you
last exited the mode appears fi rst.
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Operation Guide 3445
Digital Compass Mode
Bearing
(alternates with hour,
minute, second)
Thermometer Mode
Temperature
(alternates with hour,
minute, second)
D D D
Stop (Resume) (Stop)
A A D
Split Split release Stop
(SPLIT appears
in the upper part
of the display.)
To delete a specifi c time stamp record
1. Enter the Time Recall Mode.
2. Use D to display the record you want to delete.
Important!
Note that holding down A for more than about fi ve seconds in step 3 will delete all time stamp
•
records.
• Once a record is deleted, it cannot be recovered.
3. Hold down A for about two seconds. First, CLEAR Hold will fl ash on the display. After that, CLEAR
will stop fl ashing and remain display. Release A as soon as CLEAR stops fl ashing.
• Deleting a record displays the record that comes after it.
• If the time record you delete is the last one stored in memory, the message NO-DATA will scroll on
the display.
To delete all time stamp records
1. Enter the Time Recall Mode.
2. Hold down A for about fi ve seconds. First, CLEAR ALL Hold will fl ash on the display. After that,
CLEAR ALL will stop fl ashing and remain display. Release A as soon as CLEAR ALL stops fl ashing.
• The message NO-DATA will scroll on the display to indicate that all time stamp records have been
deleted.
To measure two fi nishes
D A
Start Split
First runner fi nishes.
(SPLIT appears in
the upper part of the
display.)
Display time of fi rst
A
runner
Reset
Note
• The Stopwatch Mode can indicate elapsed time up to 99 hours, 59 minutes, 59.99 seconds.
Once started, stopwatch timing continues until you press D to stop it, even if you exit the Stopwatch
•
Mode to another mode and even if timing reaches the stopwatch limit defi ned above. A paused timing
A
operation will remain paused until you press D to restart it or A to reset.
Reset
• Exiting the Stopwatch Mode while a split time is frozen on the display clears the split time and returns
to elapsed time measurement.
4. Use D (+) and L (–) to change the fl ashing item.
• To set the starting value of the countdown time to 24 hours, set 0H 00'00.
5. Press A to exit the setting screen.
To perform a countdown timer operation
D D
Start Stop
• Before starting a countdown timer operation, check to make sure that a countdown operation is not in
progress (indicated by the seconds counting down). If it is, press D to stop it and then A to reset to
the countdown start time.
• An alarm will sound and the graphic dial will fl ash for ten seconds when the end of the countdown is
reached. This alarm will sound in all modes. The countdown time is reset to its starting value
automatically after the alarm stops sounding.
To stop the alarm
Press any button.
To set an alarm time
1. In the Alarm Mode, use D to scroll through the alarm screens until the one whose time you want to set
is displayed.
* There is no time setting for the hourly time signal.
Alarm ON/OFF indicator
D A
Stop Split release
Second runner Display time of
fi nishes. second runner
D D
(Resume) (Stop)
D
AL-1 AL-2 AL-3
SIG* SNZ AL-4
2. Hold down A until SET Hold appears on the display and then the
current settings start to fl ash.
• This is the setting screen.
3. Press C to move the fl ashing between the hour and minute settings.
4. While a setting is fl ashing, use D (+) and L (–) to change it.
• When setting the alarm time using the 12-hour format, take care to
set the time correctly as a.m. (no indicator) or p.m. (P indicator).
5. Press A to exit the setting screen.
• Setting an alarm time causes that alarm to turn on automatically.
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A
Reset
E-83
A
Reset
E-85
E-87