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1850/2284-2
Seconds
Minutes
1/100 second
Mode indicator
Auto-start indicator
Mode indicator
Graphic area
Alarm on indicator
AM indicator
Hour : Minutes
Alarm No.
STOPWATCH MODE
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 B to illuminate the dis-
play for about three seconds.
To measure elapsed time
1.Press E to start the stopwatch.
2.Press E to stop the stopwatch.
• You can resume the measurement operation by press-
ing E again.
3.Press D to clear the stopwatch to all zeros.
To record split times
1.Press E to start the stopwatch.
2.
Press
D
to display the timing up to that point. Stopwatch timing continues internally.
3.Press D to clear the split time and to continue time measurement on the display.
• You can repeat steps 2 and 3 as many times as you want.
4.Press E to stop the time measurement.
5.Press D to clear the stopwatch to all zeros.
To time first and second place finishes
1.Press E to start the stopwatch.
2.Press D when the first finisher crosses the line, and record the time.
3.Press E when the second finisher crosses the line.
4.Press D to display the finishing time of the second finisher.
5.Press D again to clear the stopwatch to all zeros.
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
(00'00"00) in the Stopwatch Mode, press D.
• At this time the auto-start indicator appears on the dis-
play to indicate that auto-start is on. Press D again to
turn auto-start off (indicated when the auto-start indica-
tor is not on the display).
2.Press E to start the countdown.
• Pressing E also causes the countdown time to appear
on the display.
• When the countdown reaches zero, a tone sounds, the
backlight illuminates the display, and a stopwatch tim-
ing operation starts automatically.
• To stop the Auto-Start countdown and return to the all-zeros display, press D.
• Pressing E while the Auto-Start countdown is in progress immediately starts the
stopwatch.
ALARM MODE
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 pre-
set 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
E 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.
To set an alarm time
1.Press D while in the Alarm Mode to select the alarm whose time you want to set.
Alarm 1
Alarm 4
Alarm 5
Alarm 2 Alarm 3
Hourly Time Signal
2.After you select an alarm, hold down A 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 C to change the selection in the following sequence.
Hour Minutes
4.Press D to increase the selected digits. Holding down D 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 A 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
1.In the Alarm Mode, press D to select an alarm or
the Hourly Time Signal.
2.Press B 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 re-
mains on the display while the Hourly Time Signal
is on.
To test the alarm
Hold down B while in the Alarm Mode to sound the
alarm.
Alarm on indicator
G-SHOCK mark
Graphic area
Alarm 5 (off)
Alarm 3 (on)
Alarm 2 (off)
Alarm 1 (on)
Alarm 4 (off)