Casio 1879 User Manual

1879-2
Hour
Minutes
USING STOPWATCH
A signal confirms each button operation.
Working range
Total elapsed time display is limited to 23 hours 59 minutes 59.99 seconds.
Thereafter it will be automatically reset and started again.
Tips…
• Various moon time information for a specification can
be calculated by inputting of longitude, latitude and time
difference from GMT. Therefore correct entries are nec-
essary.
For world time zones, see the time zone chart booklet
attached.
• When summer time adjustment is made, don’t forget to
adjust time difference from GMT.
• When location is changed, new location data should be
inputted to get correct moon time information.
• When the watch shows wrong moon time information
compared with actual observed values, or estimated
values by public authorities, check entries in the follow-
ing order: year setting, time difference from GMT, LON-
GITUDE, LATITUDE, EAST OR WEST, NORTH OR
SOUTH.
Net time measurement
Start
Stop Re-start Stop Reset
Start
Split Split release Stop Reset
Start
Split Stop Split release Reset
Split time measurement
1st-2nd place times
The first runner
finishes.
The second runner
finishes.
Record the time of
the first runner.
Record the time of
the second runner.
(Time loss)
AUTO DISPLAY FUNCTION
The Auto Display function of this watch continually changes the contents of the display.
Note that you cannot use any of the watch’s other functions while the Auto Display
function is operating.
To turn the Auto Display on
Hold down
CC
CC
C for about two or three seconds in any mode until the watch beeps.
To turn the Auto Display off
Hold down
CC
CC
C for about two or three seconds until the watch beeps. At this time the
watch is in the Timekeeping Mode.
Note
The Auto Display function cannot be performed while you are making settings (i.e.
while digits or other setting are flashing on the display).
USING SUNRISE & SUNSET MODE
A few seconds after pressing
CC
CC
C twice in the Time-
keeping Mode, the display will move to the Sunrise
& Sunset Mode. The display shows sunrise time,
moon age, and moon phase for the date indicated
in the time mode. When sunrise, sunset, and moon
age data for other dates is required, press
AA
AA
A or
DD
DD
D
in this mode to obtain the required date. Hold down
for rapid advance. When required date has been
set, the display will show sunrise, sunset, and moon
age data for this date after approx. 20 seconds.
Precaution for Sunrise & Sunset Mode
• The sunrise or sunset time is that of the surface
at 0 meter sea level. (So, it is not able that the
sunrise or sunset time displayed may include an
error depending on where you are.)
• Minimum display unit is: approx. ±5 minutes where is at less than 50° in latitude and
approx. ±10 minutes at 50° or more in latitude.
• Sunrise & sunset time is indicated by 5 minutes unit.
USING DAILY ALARM
The alarm beeper will sound for 20 seconds everyday the
preset time until cleared when daily alarm is set. Press
any button to stop beeper.
A signal will sound every hour on the hour if time signal is
set.
Sound demonstration
Press and hold
AA
AA
A in Alarm Mode to sound beeper.
1)Press
BB
BB
B in the Alarm Mode to set new alarm time.
2)Each press of
CC
CC
C shifts the flashing position.
3)Pressing
AA
AA
A increase digit by one. Hold down for rapid
advance.
4)Press
BB
BB
B to complete.
Display automatically returns to initial Alarm Mode dis-
play if left unused for a few minutes.
On or off setting of alarm and time signal
In the Alarm Mode, each push of
DD
DD
D button will change alarm ON/OFF as follows.
Moon age
Moon phase
Sunrise
time
Sunset time
appears when alarm is ON.
appears when time signal is ON.
1/100 second
SPLIT/RESET
START/STOP
Mode indicator
Hour
Minutes
Seconds

Casio 1879 Specifications

General

Brand	Casio
Model	1879
Category	Watch
Language	English