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Operation Guide 5154
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Specifi cations
Accuracy at normal temperature: ±30 seconds a month
Timekeeping Mode x
Analog: Hour, minute
Digital: Hour, minutes, seconds, pm (P)
Time system: Switchable between 12-hour and 24-hour formats
Date Indicator Mode: Month, day, day of the week x
Calendar system: Auto-calendar set at 28 days for February
Alarm Mode: Daily alarm, hourly time signal x
Dual Time Mode x
Stopwatch Mode x
Measuring capacity: 59 minutes 59.99 seconds
Measuring unit: 1/100 of a second
Measuring modes: Elapsed time, cumulative elapsed time
Battery: One silver oxide battery (Type: SR920W)
Approximately 3 years on type SR920W (assuming alarm operation 20 sec/day)
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Stopwatch Mode
The Stopwatch Mode measures elapsed time and
cumulative elapsed time. The range of the stopwatch is
59 minutes, 59.99 seconds.
To measure elapsed time
Press 1. C to start the stopwatch.
Press 2. C to stop the stopwatch.
Hold down 3. C until the stopwatch is cleared to “00:00 00”.
To measure cumulative elapsed time
Press 1. C to start the stopwatch.
Press 2. C to stop the stopwatch.
Press 3. C again to resume timing from the time shown on
the display. You can repeat steps 2 and 3 as many times
as you like.
Hold down 4. C until the stopwatch is cleared to “00:00 00”.
1/100 second
Minutes
Seconds
Mode indicator
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Once you reach the Dual Time Mode screen, you have to hold down x C again to
display the fl ashing hour.
Press 3. B to increase the selected digits. Holding down B changes the selection at
high speed. While the 12/24-hour setting is selected, press B to switch between
the two formats.
After you set the time, press 4. C to select the Dual Time Mode.
If you do not operate any button for a few minutes while a selection is fl ashing, x
the fl ashing stops and the watch goes back to the Timekeeping Mode screen
automatically.