G-Shock 2387 - Manual

Module No. 2387
2387-1
GENERAL GUIDE
• Press C to change from mode to mode.
• In any mode (except when making any settings), press L to illuminate the display.
Calendar Mode Timekeeping Mode
Alarm Mode Stopwatch Mode Dual Time Mode
Press C .
CALENDAR MODE
To set the date
Day
Year
Month
1. In the Calendar Mode, hold down B for about two seconds, until “ ADJ ” and then
the year digits flash on the display. Keep B depressed until the year digits flash.
2. While any setting is selected (flashing), press C to increase it. Holding down C
changes the flashing setting at high speed.
3. Press B to move the selection around the display in the above sequence.
• The day of the week is automatically set in accordance with the date.
• The date can be set with the range of January 1,1995 to December 31, 2039.
• 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 Calendar Mode automatically.
Month
Day
Day of week
Hold down B . Press B .
Press B . Press B .
TIMEKEEPING MODE
The minutes hand advances 1/3 of a minute each time the second’s count in the
digital display reaches 00, 20 and 40 seconds.
To set the digital time
Seconds
12 / 24
Hour
Minutes
1. In the Timekeeping Mode, hold down B for about two seconds, until “ ADJ ” and
then the second’s digits flash on the display. Keep B depressed until the second’s
digits flash.
2. While the second’s digits are selected (flashing), press C to reset the seconds to
00. If you press C while the second’s count is in the range of 30 to 59, the sec-
onds are reset to 00 and 1 is added to the minutes. If the second’s count is in the
range of 00 to 29, the minute’s count is unchanged.
3. Press B to move the selection around the display in the above sequence.
4. While hour or minutes are selected (flashing), press C to increase the setting.
Holding down C changes the current setting at high speed. While the 12/24-hour
setting is selected, press C to switch between the two formats.
• 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 Timekeeping Mode automatically.
Hand setting
Each press of A advances the hands 20 seconds. Holding down A advances the
hands at high speed.
• Note that the hands can be advanced only and cannot be moved back. Take care
so you do not go past the setting you want to make.
Hold down B .
Press B .
Press B .
PM indicator
Hour
Minutes
Seconds
Press B . Press B .
ALARM MODE
Hour
Minutes
When an alarm is turned on, an alarm tone sounds for 20 seconds at the preset time
each day.
To set the alarm time
1. In the Alarm Mode, hold down B for about two seconds, until “ ADJ ” and then the
hour digits flash on the display. Keep B depressed until the hour digits flash.
2. Press C to increase the setting. Holding down C changes the current setting at
high speed.
3. Press B to change the selection in the above sequence.
• 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 morning or afternoon.
• 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.
• The alarm is turned on automatically whenever you change the alarm time setting.
To stop the alarm
Press any button to stop the alarm after it starts to sound.
To switch the daily alarm on and off
In the Alarm Mode, press B to turn the daily alarm on and off.
ON
Press B .
OFF
To test the alarm
Hold down C while in any mode to sound the alarm.
ABOUT THE BACKLIGHT
In any mode (except when making any settings), press L to illuminate the display
for about two seconds.
• The backlight of this watch illuminates both the digital display and analog face.
• The illumination provided by the backlight may be hard to see when viewed under
direct sunlight.
• The backlight automatically stops illuminating whenever an alarm sounds.
• Frequent use of the backlight shortens battery life.
Hour
Mode indicator
Minutes
Hold down B .
Press B .
Press B .
STOPWATCH MODE
The Stopwatch Mode lets you measure elapsed time. The
range of the stopwatch is 23 hours, 59 minutes 59 sec-
onds. The measuring unit for the first hour of elapsed
time measurement is 1/100-second. After that the unit is
one second.
To measure elapsed time
1. Press B to start the stopwatch.
2. Press B again to stop the stopwatch.
• You can repeat steps 1 and 2 as many times as you
want.
3. To reset the stopwatch time to all zeros, hold down B .
Mode indicator
Minutes
Seconds
1/100 seconds After the first hour
Minutes
Seconds Hour