Casio Casio Watch 2030-1 User's Manual
2030-1
Module No. 2030
GETTING ACQUAINTED
Congratulations upon your selection of this CASIO watch. To get the most out
of your purchase, be sure to read this manual carefully and keep it on hand
for later reference when necessary.
Warning!
• The measurement functions built into this watch are not intended for
taking measurements that require professional or industrial precision.
Values produced by this watch should be considered as reasonable
representations only.
• The longitude, lunitidal interval, Moon phase indicator, and tide graph
data that appears on the display of this watch is not intended for
navigation purposes. Always use proper instruments and resources to
obtain data for navigation purposes.
• This watch is not an instrument for calculating low tide and high tide
times. The Tide Graph of this watch is intended to provide a reasonable
approximation of tidal movements only.
• CASIO COMPUTER CO., LTD. assumes no responsibility for any loss,
or any claims by third parties that may arise through the use of this
watch.
About This Manual
• Button operations are indicated using the
letters shown in the illustration.
• Each section of this manual provides you
with the information you need to perform
operations in each mode. Further details
and technical information can be found in
the “REFERENCE” section.
(Light)
GENERAL GUIDE
• Press C to change from mode to mode.
• Pressing D in the Timekeeping Mode directly enters the Thermo Scanner
Mode.
• In any mode, press L to illuminate the display.
▲
Timekeeping Mode
Site Mode
Moon Data Mode
▲
▲
▲
Press C.
Press D.
Press C.
▲
▲
Thermo Scanner Mode
Alarm Mode
TIMEKEEPING MODE
In addition to normal timekeeping, use the
Timekeeping Mode to set the current time and
date.
• The Moon phase indicator shows the
current Moon phase for the currently
selected time zone, in accordance with the
current data as kept in the Timekeeping
Mode.
• The tide graph shows tidal movements for
the current date in accordance with the
current time as kept in the Timekeeping
Mode.
Important!
The watch cannot produce correct Moon
phase or tide graph data unless the
Timekeeping Mode current time and date
settings, as well as the GMT differential,
longitude, and lunitidal interval settings are all
be correct.
Resetting the Seconds Count to Zero
1. In the Timekeeping Mode, hold down A until the seconds digits start to
flash, which indicates the setting screen.
2. Press D to reset the seconds count to 00.
• Pressing D while the seconds count is in the range of 30 to 59 resets the
seconds to 00 and add 1 to the minutes. In the range of 00 to 29, the
minutes count is unchanged.
3. Press A three times to exit the setting screen.
Setting the Time and Date
1. In the Timekeeping Mode, hold down A
until the seconds digits start to flash, which
indicates the setting screen.
• While the seconds digits are flashing, press
D to reset the seconds count to 00.
2. Press C to move the flashing in the
sequence shown below to select other
settings.
Hour : Minutes
PM indicator
Seconds
Month – Day
Day of week
Tide graph
Moon phase indicator
3. While the hour, minutes, year, month, or day setting is flashing, use D (+)
and B (–) to change it.
• When the 12/24-hour setting is flashing, press D to toggle between
12-hour (
12H) and 24-hour (24H) timekeeping.
4. Press A three times to exit the setting screen and return to the current
time screen.
• The day of the week is automatically displayed in accordance with the date
(year, month, and day) settings.
• The year can be set in the range of 1995 to 2039.
• The watch’s built-in full automatic calendar automatically makes
allowances for different month lengths and leap years. Once you set the
date, there should be no reason to change it except after you have the
watch’s battery replaced.
Setting the Daylight Saving Time and GMT differential
• Daylight Saving Time (DST) automatically advances the time setting by
one hour from Standard Time. Whether you should use Daylight Saving
Time depends on the geographic area where you are currently located.
• GMT differential is the difference between the time in the displayed time
and Greenwich Mean Time (GMT).
To set the Daylight Saving Time and GMT differential
1. In the Timekeeping Mode, hold down A
until the seconds digits start to flash, which
indicates the setting screen.
2. Press A again to move the flashing to the
DST On/Off setting.
3. Press D to toggle the Daylight Saving
Time (ON) and standard time (OFF).
4. Press C to move the flashing to the GMT
differential setting, and then use D (+) and
B (–) to change it.
• Each press of C moves the flashing between the DST On/Off setting and
the GMT differential setting.
• The “CITY DATA LIST” provides GMT differential information for a number
of time zones, cities and longitudes around the world.
5. Press A twice to exit the setting screen and return to the current time
screen.
• The DST indicator appears on the display to indicate that daylight saving
time is turned on.
GMT differential
Seconds
Hour
Minutes
Day
Month
Year
12/24-Hour
Format
DST
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