CASIO STR300-2B
Owner's Manual

USER�S GUIDE 2575
Stride Length Unit Centimeters (XM) Inches (Yn) Setting Range 40 to 190 cm Setting Increment 5 cm 2 in Distance Unit Kilometers (km) Miles (mi)

To delete a log 1. In the Recall Mode, display the title screen of the log you want to delete. � See �To reset the cumulative total screen� below for information about what
happens when you select the cumulative total screen here. 2. Hold down A and D until the watch beeps and CLR stops flashing on the display. � This deletes the log and all the records inside it. Deleting a log does not change the cumulative total distance value.

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� The following examples illustrate how you can calculate values for this setting. 239 steps required to run around a 300-meter track. 300 (meters) ÷ 239 (steps) = 1.255 (approximately 125 cm) 239 steps required to run around a 330-yard track. 330 (yards) ÷ 239 (steps) � 36 = 49.70 (approximately 50 inches)

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To configure your basic data 1. While the Stopwatch Mode screen shows all zeros (0 H00'00''00), hold down B until the pacer value appears flashing on the display. This indicates the setting screen. 2. Press C to move the flashing in the sequence shown below to select other settings.

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16 to 76 in

To reset the cumulative total screen 1. In the Recall Mode, display the cumulative total screen. 2. Hold down A and D until the watch beeps and CLR stops flashing on the display. � This resets the cumulative total distance to zero, without deleting any logs or records. A new cumulative total will start with the next stopwatch operation you perform.

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Countdown Timer
Pacer value Stride length unit Pacer signal Stride length

Minutes Hours Seconds

3. When the setting you want to change is flashing, use D and A to change it as described below. Setting Pacer value Screen Button Operations Use D (+) and A (�) to change the setting. � Selecting xxx disables the pacer signal. Press D to toggle the pacer signal on (ON) and off (OFF). Use D (+) and A (�) to change the setting. Press D to toggle between centimeters (XM) and inches (Yn).
Timekeeping Mode time

You can set the countdown timer within a range of one minute to 100 hours. An alarm sounds when the countdown reaches zero. � You can also select auto-repeat, which automatically restarts the countdown from the original value you set whenever zero is reached. � Countdown timer functions are available in the Countdown Timer Mode, which you can enter using C.

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Pacer signal

Stride length Stride length unit

To set the countdown start time 1. While the countdown start time is on the display in the Countdown Timer Mode, hold down B until the hour setting of the countdown start time starts to flash, which indicates the setting screen. � If the countdown start time is not displayed, use the procedure under �To use the countdown timer� to diplay it.
2. Press C to move the flashing between the hour and minute settings. 3. Use D (+) and A (�) to change the flashing item. � To set the starting value of the countdown time to 100 hours, set 0:00. 4. Press B to exit the setting screen.

� When the pacer signal is turned on, the pacer signal sounds in accordance with the pacer value while the pacer signal or pacer value setting screen is on the display. 4. Press B to exit the setting screen. � If you find that the stride length unit won�t change reset the cumulative total to all zeros. To turn the pacer signal on and off 1. While the Stopwatch Mode screen shows all zeros (0 H00'00''00), hold down B until the pacer value appears flashing on the display. This indicates the setting screen. 2. Press C once to display the pacer signal setting screen. 3. Press D to toggle the pacer signal on (ON) and off (OFF). � A pacer signal on indicator ( ) appears when this setting it turned on. 4. Press B to exit the setting screen.

Recall Mode
Distance covered

To use the countdown timer Press A while in the Countdown Timer Mode to start the countdown timer. � When the end of the countdown is reached and auto-repeat is turned off, the alarm sounds for 10 seconds or until you stop it by pressing any button. The countdown time is automatically reset to its starting value when the alarm sounds. � Press A while a countdown operation is in progress to pause it. Press A again to resume the countdown. � To completely stop a countdown operation, first pause it (by pressing A), and then press D. This returns the countdown time to its starting value. To turn auto-repeat on and off While the countdown start time is displayed on the Countdown Timer Mode screen, hold down D for about two seconds to toggle auto-repeat on ( displayed) and off ( not displayed). � When auto-repeat is turned on, the alarm sounds and countdown starts again whenever the countdown
reaches zero. You can stop the countdown by pressing A, and manually reset to the countdown start time by pressing D. � Auto-repeat timing repeats up to seven times.

Log number

Use the Recall Mode to recall and delete records stored by the Stopwatch Mode. � Stopwatch records are stored in �logs� that are created automatically by the watch. See �Memory Management� for more information. � The title screen of the newest log appears first whenever you enter the Recall Mode. � Log numbers are automatically assigned in sequence, starting from 01. � All of the operations in this section are performed in the Creation date (Month � Day) Recall Mode, which you enter by pressing C.

Alarms
Alarm number Alarm time (Hour : Minutes)

Log Title Screen

To recall stopwatch records In the Recall Mode, use B to scroll through the log title screens, starting from the newest one, as shown below. When the title screen of the log you want is displayed, use D and Ato cycle through the records contained in the log.
Stopwatch Record Screen Best Lap Time Screen BEST indicator

Cumulative Total Screen

You can set five independent Daily Alarms. When an alarm is turned on, the alarm tone sounds when the alarm time is reached. One of the alarms can be configured as a snooze alarm or a one-time alarm, while the other four are one-time alarms. You can also turn on an Hourly Time Signal that causes the watch to beep twice every hour on the hour. � There are five alarm screens numbered 1 through 5. The hourly time signal screen is indicated by :00. � All of the operations in this section are performed in the Alarm Mode, which you enter by pressing C.

Log Title Screen

Lap/Split number

Timekeeping Mode time

� The cumulative total screen shows the total distance since the last cumulative total distance reset. � The locations of the lap time and split time (middle or bottom of the display) in the Stopwatch Record screen are determined by the display format you last selected in the Stopwatch Mode. � The BEST indicator identifies the record that contains the best lap time in the log. � If a best lap time record is deleted automatically when the log becomes full, the BEST indicator will not be transferred to the record with the next best lap time. See �Memory Management� for more information about automatic deletion of records. � The unit of measurement used for the distance calculation depends on the unit you select for your stride length as shown in the table below. See �To configure your basic data� for more information. Selected Stride Unit XM (centimeters) Yn (inches) Distance Unit km (kilometers) mi (miles)

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Press B.

Press A.

Split time

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.
x1 x2 x3

Press D.
Lap time

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:00

x5

x4

� You can configure Alarm 1 as a snooze alarm or a one-time alarm. Alarms 2 through 5 can be used as one-time alarms only. � The snooze alarm repeats every five minutes. 2. After you select an alarm, hold down B until the hour setting of the alarm time starts to flash. This indicates the setting screen. 3. Press C to move the flashing between the hour and minute settings. 4. While a setting is flashing, use D (+) and A (�) 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. (PM indicator). 5. Press B to exit the setting screen.

Alarm Operation
The alarm sounds at the preset time for about 10 seconds. In the case of the snooze alarm, the alarm operation is performed a total of seven times, every five minutes, until you turn the alarm off or change it to a one-time alarm.

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