CASIO BGX150-N1BT
Owner's Manual

STOPWATCH MODE
Mode indicator

ALARM MODE
Mode indicator � Alarm No.
Graphic area

The Stopwatch Mode lets you measure elapsed time, split times, and two finishes. You also get Auto-Start function. The range of the stopwatch is 59 minutes, 59.99 seconds. In the Stopwatch Mode, press to illuminate the display for about three seconds.

To measure elapsed time
Minutes Seconds 1/100 second

1. Press to start the stopwatch. 2. Press to stop the stopwatch. You can resume the measurement operation by pressing again. 3. Press to clear the stopwatch to all zeros.

Five independent Daily Alarms can be set. Each alarm lets you set the hour and minutes. When the Daily Alarm is turned on, the alarm sounds for 20 seconds at the preset time each day. Press any button to stop the alarm after it starts to sound. When the Hourly Time Signal is turned on, the watch beeps every hour on the hour. In the Alarm Mode (including alarm time setting), press to illuminate the display for about three seconds. The graphic area in the Alarm Mode shows the current on/off status of each of the five alarms.

Hour : Minutes Alarm on indicator AM indicator

To record split times
1. Press 2. Press 3. Press You can 4. Press 5. Press to start the stopwatch. to display the timing up to that point. Stopwatch timing continues internally. to clear the split time and to continue time measurement on the display. repeat steps 2 and 3 as many times as you want. to stop the time measurement. to clear the stopwatch to all zeros.

To set an alarm time
1. Press while in the Alarm Mode to select the alarm whose time you want to set. Alarm 1 Alarm 2 Alarm 3 Alarm 4 Alarm 5

To time first and second place finishes
1. Press 2. Press 3. Press 4. Press 5. Press to start the stopwatch. when the first finisher crosses the line, and record the time. when the second finisher crosses the line. to display the finishing time of the second finisher. again to clear the stopwatch to all zeros.

Hourly Time Signal

2. After you select an alarm, hold down until the hour digits start to flash on the display. The hour digits flash because they are selected. This operation automatically turns on the alarm. 3. Press to change the selection in the following sequence. Hour Minutes

About the Auto-Start function
With the Auto-Start function, the watch performs a 5-second countdown. When the countdown reaches zero, stopwatch operation starts automatically. During the final three seconds of the countdown, a beeper sounds with each second. To use the Auto-Start function 1. While the stopwatch display is showing all zeros ( ) in the Stopwatch Mode, press . At this time the auto-start indicator appears on the display to indicate that auto-start is on. Press again to turn auto-start off (indicated when the auto-start indicator is not on the display). 2. Press to start the countdown. Pressing also causes the countdown time to appear Auto-start indicator on the display. When the countdown reaches zero, a tone sounds, the backlight illuminates the display, and a stopwatch timing operation starts automatically. To stop the Auto-Start countdown and return to the all-zeros display, press . Pressing while the Auto-Start countdown is in progress immediately start the stopwatch.

4. Press to increase the selected digits. Holding down changes the selection at high speed. The format (12-hour and 24-hour) of the alarm time matches the format you select for normal timekeeping. When setting the alarm time using the 12-hour format, take care to set the time correctly as a.m. (A indicator) or p.m. (P indicator). 5. After you set the alarm time, press to return to the Alarm Mode. If you do not operate any button for a few minutes while a selection is flashing, the flashing stops and the watch goes back to the Alarm Mode automatically.

To turn an alarm and the Hourly Time Signal on and off
G-SHOCK mark
Graphic area

Alarm on indicator Alarm 2 (off) Alarm 5 (off)

1. In the Alarm Mode, press to select an alarm or the Hourly Time Signal. 2. Press to toggle the select item on and off. The indicators ALM and appear on the display whenever an alarm is turned on. The indicators SIG and appear on the display whenever the Hourly Time Signal is turned on. Indicators in the graphic area of the Alarm Mode show which alarms are turned on. In other modes (besides the Alarm Mode), the ALM indicator remains on the display as long as at least one of the alarms is on, while the SIG indicator remains on the display while the Hourly Time Signal is on.

Alarm 1 (on)

Alarm 4 (off)

To test the alarm
Hold down alarm. while in the Alarm Mode to sound the

Alarm 3 (on)

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