Casio 3797 Operation Manual

MA0504-EA
About This Manual
(Crown)

General Guide

• Press A to change from mode to mode.
Timekeeping Mode

Timekeeping

Hour : Minutes Seconds
PM indicator
Month. Day
Day of week
Countdown indicator
To set the digital time and date
1. In the Timekeeping Mode, hold down B until the seconds starts to flash, which
indicates the setting screen.
2. Press B to move the flashing in the sequence shown below to select the other
settings.
Hold down
Timekeeping
Mode
12/24-hour
Format
3. When the setting you want to change is flashing, use C to change it as described
below.
Screen To do this:
Reset the seconds to
Change the hour or minutes
Change the month or day
Change the day of the week
Change the year
Toggle between 12-hour (
timekeeping
4. After setting the 12/24-hour format, press B to exit the setting screen.
• You can also press A to exit the setting screen while any other setting is flashing.
• The 12-hour/24-hour timekeeping format you select in the Timekeeping Mode is
applied in all modes.
To turn the Hourly Time Signal on and off
Hourly time signal on
indicator
Setting the Analog Time
Perform the procedure below when the time indicated by the analog hands does not
match the time of the digital display.
To adjust the analog time
Crown
Operation Guide 3797
• 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.
Day Counter Mode
Press .
This watch features separate digital and analog
timekeeping. The procedures for setting the digital time
and analog time are different.
You can turn on an Hourly Time Signal that causes the
watch to beep every hour on the hour.
Digital Time and Date
Use the Timekeeping Mode to set and view a digital
display of the current time and date. When setting the
digital time, you can also configure settings for the
12/24-hour format.
. Press .
Seconds Minutes
Day of
Year Day
the Week
00
12H ) and 24-hour ( 24H )
In the Timekeeping Mode, press B and C at the same
time to toggle the Hourly Time Signal on (
and off ( not displayed).
• The Hourly Time Signal on indicator (
all modes.
1. When the second hand is at 12 o'clock, pull out the
crown to stop second hand movement.
2. Rotate the crown to the set the analog time. Move the
minute hand about three or four minutes past the
minute you want to set, and then move it back to the
desired setting.
3. When the time on the digital display reaches
seconds, push the crown back in to restart the second
hand.
Alarm Mode

Day Counter

Days to/from target date
Mode indicator
Time to/from target date

Using the Day Counter

Countdown indicator
Countdown Screen
Hour
Month
To specify a target date
Do this:
Press C.
Use C(+).
Use C(+).
Use C(+).
Press C.
Month. Day
Target date
3. Use C to change the setting.
• While the month, day, or year is flashing, press C to change (advance) the
setting.
• While the alarm on/off setting is flashing, press C to toggle the alarm on and off.
• To test the alarm, hold down C while the alarm on/off setting is flashing.
displayed)
4. After selecting the alarm on/off setting, press B to exit the setting screen.
• You can also press A to exit the setting screen while any other setting is flashing.
) is displayed in
• You can set a target date in the range of January 1, 1997 to December 31, 2099.
To check the current target date
In the Day Counter Mode, hold down C to display the current target date.
To stop the alarm tone after it starts to sound
Press any button.
00
The Day Counter Mode displays the number of days and
the number of hours left until the start (00:00) of a future
target date. If you specify a past date for the target date,
the Day Counter Mode shows the number of days and the
number of hours since the start (00:00) of the target date.
When the alarm is turned on, it sounds when the target
date and Timekeeping Mode date match.
The default target date is January 1, 2000.
• All of the operations in this section are performed in the
Day Counter Mode, which you enter by pressing A.
The following explains what happens after you specify a
target date.
• The watch will sound a 20-second alarm when the
Timekeeping Mode reaches the start (00:00) of the date
specified as the target date.
• You can disable the day counter alarm if you want.
• When the target date is after the date on the
Timekeeping Mode screen, the countdown indicator
(CD) flashes on the Day Counter Mode screen and is
displayed (without flashing) on other mode screens.
• When the target date is before the date on the
Timekeeping Mode screen, the count up indicator (CU)
flashes on the Day Counter Mode screen and is
displayed (without flashing) on other mode screens.
1. In the Day Counter Mode, hold down B until the month
digits of the current target date start to flash. This is the
setting screen.
2. Press B to move the flashing in the sequence shown
below to select the other settings.
Hold down .
Day Counter
Year
Mode
Alarm on/off
Stopwatch Mode
Press .
Month Day
Year
1